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Join Luminance, a pioneering AI firm in the UK that is transforming the legal sector. Recognized in Tech Nation’s Future Fifty list and awarded with two Queen’s Awards, Luminance stands at the forefront of advanced AI technology.
We are seeking passionate and dedicated candidates with a robust academic background in Artificial Intelligence or a related discipline to enrich our R&D team in Cambridge. As a member of our agile team, you will be instrumental in prototyping, developing, and executing innovative solutions to complex AI challenges, while assessing output quality, efficiency, and feasibility in a data-driven environment.
This position is open to recent graduates eager to learn and seasoned professionals with substantial experience in the field.
If you’re enthusiastic about this opportunity but feel your skills or experience don’t fully match the job description, we encourage you to apply. At Luminance, we are committed to fostering an inclusive workplace where everyone can thrive. Your enthusiasm may be the key to our search for the right candidate, whether for this role or another!
Full-time|On-site|Cambridge, England, United Kingdom
Join Luminance, a pioneering AI firm in the UK that is transforming the legal sector. Recognized in Tech Nation’s Future Fifty list and awarded with two Queen’s Awards, Luminance stands at the forefront of advanced AI technology.We are seeking passionate and dedicated candidates with a robust academic background in Artificial Intelligence or a related discip…
Teamwork makes the stream work. Join Roku and be part of a transformative journey in television.As the leading TV streaming platform across the U.S., Canada, and Mexico, Roku is on a mission to revolutionize how the world experiences television. Our pioneering technology connects viewers to their favorite content while empowering content publishers to cultivate and monetize vast audiences. Additionally, we provide advertisers with unparalleled tools for consumer engagement.From your very first day at Roku, you will play a crucial role in shaping the future of streaming. We are a dynamic public company where your contributions will be recognized and celebrated. This is your opportunity to impact the lives of millions of TV streamers globally while gaining invaluable experience across various disciplines. About the TeamAt Roku, we are at the forefront of television innovation. Our success in shaping the future of streaming media is driven by talented embedded software engineers like you, who will join the Roku OS, OS Extensions, and Apps Team. About the RoleIn this position, you will be an integral part of a team dedicated to developing core features that facilitate streaming applications such as Netflix, YouTube, and BBC on the Roku platform. This role will leverage your expertise in NDK development, DRM, browser technologies, audio-video streaming standards, and optimization of graphics and application performance within embedded systems. The features and performance enhancements you deliver will impact millions of users daily. This is an excellent opportunity for a seasoned professional with innovative solutions for complex challenges, capable of translating concepts into highly reliable software.
About MealSuiteAt MealSuite, we are at the forefront of revolutionizing foodservice technology tailored for healthcare and senior living sectors. Our mission is to empower care teams to provide outstanding dining experiences with minimal effort. As a rapidly expanding team, we tackle significant challenges that have a direct influence on the quality of patient and resident care.About the RoleWe are looking for a Senior Software Engineer to join us in designing, building, and maintaining the foundational systems that drive the MealSuite platform. This pivotal role will be integral in executing our product roadmap initiatives, enhancing system performance, and maintaining high standards of code quality across our Ruby on Rails applications. You will work closely with Product, Design, and Engineering teams to create scalable solutions while mentoring fellow developers and helping shape our technical architecture.What You’ll Do• Design, develop, and maintain scalable Ruby on Rails applications and services• Take ownership of features from design through deployment, testing, and support• Troubleshoot complex issues and enhance application performance, database queries, and system reliability• Perform code reviews and advocate for engineering best practices, security standards, and code quality• Contribute to architectural decisions and advancements in our technology stack• Collaborate with Product, Design, and QA to align business needs with technical solutions• Engage in Agile ceremonies and provide clear updates on progress and obstacles• Mentor junior developers and promote knowledge sharing within the engineering teamWhat You Bring• Extensive experience in building production applications using Ruby on Rails• Strong understanding of relational databases (PostgreSQL or MySQL), SQL optimization, and RESTful APIs• Familiarity with testing frameworks such as RSpec, Minitest, or Capybara and background job tools like Sidekiq or Resque• Proficiency with Git and modern development workflows• Experience in debugging and optimizing production systems and delivering intricate features from start to finish• Solid grasp of software architecture, scalability, and clean coding practices• Excellent communication skills to convey technical concepts effectively and collaborate across cross-functional teams• 5+ years of professional software development experience, specifically in Ruby on RailsWhy You’ll Love Working Here• Unlimited paid time off – we trust our employees to maintain work-life balance• Retirement savings support – RRSP/401(k) matching at 100% up to 3%• Comprehensive health benefits including medical, dental, vision, life & disability insurance, and paid parental leave.
At Toyota Research Institute (TRI), we are dedicated to enhancing the quality of human life through innovative technology. Our mission is to develop advanced tools and capabilities that enrich the human experience. To spearhead this transformative evolution in mobility, we have assembled a premier team that is at the forefront of advancements in AI, robotics, driving technologies, and materials science.The TeamThe Future Factory team within TRI's Energy and Materials division is committed to pioneering state-of-the-art tools and methodologies that expedite change while enhancing flexibility and efficiency in Toyota's product design and manufacturing processes. Our goal is to accelerate the transition to a zero-emissions future. To accomplish this, we are constructing comprehensive AI systems that can reason about the design and manufacture of physical objects—encompassing geometry, constraints, simulation, and assembly—and creating the engineering infrastructure necessary for training, evaluating, and iterating on these systems at scale.The OpportunityWe are seeking a Senior Research Engineer to collaborate with us in developing the systems and tools that drive our research in physical AI. This role is ideal for candidates with a robust software engineering background, extensive experience in geometry or physical modeling, and a genuine passion for understanding the manufacturing process.As a research engineer on our team, you will design and construct the pipelines and tools that enable researchers to operate swiftly and assess what matters most—ranging from large-scale training and evaluation frameworks to the geometry processing and physics-aware components integral to our models. You will work at the intersection of software engineering and research, translating cutting-edge concepts into reliable, production-ready implementations.
Full-time|$123K/yr - $153.7K/yr|On-site|Cambridge, MA
Join Cambridge Mobile Telematics (CMT), the leading telematics service provider dedicated to enhancing road safety and driver behavior. Our innovative AI-powered platform, DriveWell Fusion®, integrates sensor data from millions of IoT devices—including smartphones, proprietary Tags, connected vehicles, and dashcams—to deliver a comprehensive analysis of driving patterns and vehicle dynamics. Our insights are leveraged by auto insurers, automakers, and mobility companies to improve risk assessment, safety measures, and claims processes.We are excited to announce the development of DriveWell Atlas, a cutting-edge suite of foundation models that utilizes large-scale, multi-modal telematics signals to promote safer driving outcomes across various workflows such as risk assessment, safety improvement, and claims management.As a key contributor to our IC2 Foundation Models team, you will collaborate with experienced scientists and engineers to prototype, train, evaluate, and deploy time-series foundation models. This highly technical role is ideal for individuals with a solid software background and emerging expertise in applied machine learning.
Full-time|$148K/yr - $240K/yr|On-site|Cambridge, MA USA
Your Impact at Lila Join our dynamic team in the Physical Sciences division as a Senior Machine Learning Engineer. In this pivotal role, you will be instrumental in shaping the infrastructure that empowers Lila’s scientific superintelligence to autonomously design, execute, and interpret intricate physics simulations. Your expertise will be critical in developing core systems that enable AI agents to reason over and control computational experiments, ranging from electronic structure calculations to surrogate-driven atomistic modeling, and beyond. Your contributions will directly enhance the capability of autonomous computational processes to explore chemical and materials landscapes with unmatched autonomy and robustness. What You Will Be Building Architect and implement agentic frameworks to support dynamic, multi-stage simulation workflows for scientific tasks. Develop pipelines that allow agents to autonomously plan, schedule, execute, and interpret computational tasks at scale. Create integration layers and APIs that connect machine learning models, large-scale simulation engines, databases, and heterogeneous compute platforms. Collaborate with AI researchers to productionize agent behaviors, including tool-use strategies, simulation-aware decision loops, and adaptive task planning. Enhance the robustness, modularity, performance, and reproducibility of agent-driven computational workflows; develop internal tooling for debugging, observability, and validation. What You’ll Need to Succeed A Master's degree or PhD in Computer Science, Machine Learning/AI, Scientific Computing, or a related technical field, or equivalent experience. Proven experience in building machine learning-driven pipelines, workflow systems, or tool-use frameworks, particularly for complex or scientific applications. Proficiency in Python and familiarity with machine learning ecosystems; experience with compiled languages such as C++, Rust, or Julia is advantageous. Understanding of large-scale scientific or engineering software, including integrating external tools into automated computational workflows. Background in distributed systems, high-performance computing environments, cloud platforms, or accelerator-based computing. A solid grasp of modern machine learning architectures and their deployment in production systems (e.g., GNNs, transformers, diffusion models, multimodal or tool-using models). Strong engineering fundamentals: reproducibility, testing, modular design, CI/CD, and scalable machine learning operations. Bonus Points For Experience developing or integrating agentic frameworks, autonomous machine learning pipelines, or multi-step tool-using agents, particularly for scientific applications.
Collaborate to Innovate in Streaming. Join Roku in Shaping the Future of TelevisionRoku, the leading TV streaming platform across the U.S., Canada, and Mexico, is on a mission to connect every television around the globe. As pioneers in the streaming industry, we empower consumers to access their favorite content, assist publishers in expanding their audience, and offer advertisers unique engagement opportunities.From your first day, you’ll play a crucial role at Roku, a dynamic public company where every voice matters. Experience the excitement of delighting millions of global TV streamers while gaining invaluable experience across various domains. About the TeamOur team focuses on developing and enhancing the UI framework and components that drive Roku's user experiences. Our strategic roadmap accelerates growth and scalability, delivering innovative features to tens of millions of Roku users worldwide.At Roku, our developers and engineers take ownership of their projects, driven by an intrinsic motivation to solve problems and deliver results. Collaboration with different engineering teams, UI design, product management, and business leaders is key to our success, creating an environment where independent spirit thrives alongside teamwork. We are innovators redefining the streaming media landscape. About the RoleAs a Senior Software Engineer specializing in UI Infrastructure, you will significantly contribute to the development of our embedded UI framework. Collaborating closely with system architects, you will create new features and enhance existing ones to boost system stability and performance. Additionally, you will be instrumental in developing tools that benefit the broader development community at Roku. Your proven success in delivering high-quality software on embedded platforms will be essential to our ongoing innovation.
Full-time|On-site|Cambridge, Massachusetts, United States, New York, New York, United States
Role overview Iterative Health seeks a Staff Software Engineer to help create software that improves healthcare delivery and patient outcomes. This role focuses on projects with significant impact and involves close collaboration with teams throughout the company. What you will do Design and build software solutions tailored to healthcare applications Collaborate with colleagues from different disciplines to deliver effective products Use advanced technologies to address practical healthcare challenges Locations Cambridge, Massachusetts, United States New York, New York, United States
Full-time|On-site|Cambridge, Massachusetts, United States, New York, New York, United States
Role overview Iterative Health seeks a Staff Data Engineer to shape data strategies and develop strong data architecture. The position involves close collaboration with cross-functional teams to design and build scalable data systems. These systems play a key role in generating insights and supporting advancements in patient care. Location This role is based in Cambridge, Massachusetts and New York, New York.
Join Gearset, the premier DevOps platform for Salesforce, where our users can seamlessly develop and manage various facets of their Salesforce projects, from intricate CI/CD pipelines to robust disaster recovery solutions.The Gearset platform operates independently of Salesforce, utilizing public APIs for integration. While our engineering team does not work directly within the Salesforce environment, we collaborate closely with domain experts to devise innovative solutions to the unique challenges they encounter, enabling rapid and secure Salesforce modifications.Our commitment to excellence is reflected in our agile practices: we release multiple updates daily and continuously enhance our observability and infrastructure tools. This allows us to swiftly identify and address issues, ensuring that we deliver timely improvements that delight our users.As a product-centric company founded by engineers, we understand the importance of fostering a vibrant engineering culture, promoting teamwork, and maintaining tight feedback loops. We are confident in our product and market potential, and we have ambitious plans for the future.
POS-9034About Our TeamThe Commerce Hub at HubSpot is revolutionizing the way businesses sell, bill, and manage revenue within our platform. Our systems are responsible for handling billions of dollars in transactions for our diverse clientele, making precision and reliability paramount. We are developing an AI-first commerce platform that seamlessly integrates with HubSpot's CRM, offering a straightforward, consistent, and extensible experience for both sellers and buyers.About the RoleWe are seeking a Principal Software Engineer to play a pivotal role in shaping the technical vision of the Commerce Hub. This hands-on position requires you to write code, engage deeply with services, evaluate complex designs, debug intricate systems, and take ownership of the architecture that underpins critical functions in CPQ, Billing, Payments, and Revenue Operations.Your ResponsibilitiesDevelop a Robust, Extensible PlatformDefine the technical roadmap for CPQ, Billing, and Payments using strong, informed patterns.Establish and enhance core domain models to ensure predictable behavior across pricing, products, contracts, invoices, and payments.Create frameworks that simplify platform extensions while minimizing complexity.Engage as a Proactive, High-Impact BuilderRegularly write code and lead comprehensive design reviews to build impactful systems from inception to deployment.Oversee large-scale initiatives that span multiple teams across CPQ, Billing, and Payments.Transition prototypes into production-ready solutions at scale.Drive Architectural ExcellenceEstablish patterns for extensibility, contract boundaries, financial integrity, event-driven consistency, and safe AI interactions with commerce objects.Advocate for simplicity in complex domains and ensure consistency where surfaces may diverge.Collaborate Closely with Product LeadershipInfluence product strategies for CPQ, Buyer Portal, and Revenue Operations.Assist teams in making clear trade-offs between speed, accuracy, compliance, and long-term platform sustainability.Elevate Organizational StandardsMentor senior engineers and technical leads to foster growth.Facilitate thoughtful design decisions and guide learning from incidents and large migrations.Help teams align on best practices and innovative solutions.
POS-31595About Our TeamThe Notetaker team is dedicated to revolutionizing live customer interactions by creating an intelligent layer that enhances communication. Our mission is to empower front-office teams to excel in every meeting and call, whether on video or voice.We oversee the entire lifecycle of live conversations: accurately capturing and transcribing dialogue, simplifying meeting preparations through advanced calendar and workflow integrations, and transforming raw conversations into actionable insights. By merging state-of-the-art transcription with adaptive summaries, follow-ups, and conversation intelligence, Notetaker enables teams to prioritize human connections while the system manages the complexities.About the RoleWe are in search of a Lead Principal Software Engineer to play a crucial role in defining the technical vision for Notetaker. This position is at the crossroads of real-time systems, distributed infrastructure, and applied AI.As a Lead Principal Engineer, you will craft the integration of live audio/video, transcription, and GenAI-powered insights into a dependable, low-latency production environment. You will empower the team to innovate rapidly while maintaining user trust—delivering features that feel extraordinary to users while ensuring reliability in real-world scenarios.Key ResponsibilitiesDesign Real-Time Conversation Systems: Establish frameworks for ingesting, processing, and storing live audio and video data with precision and minimal latency.Hands-On Development: Write production-level code, spearhead significant projects, and take ownership of critical systems from inception to deployment.Integrate GenAI: Shape the integration of transcription, summarization, and conversation intelligence models into live and post-call workflows.Ensure Reliability and Trust: Lead decisions on observability, accuracy, privacy, and failure modes in non-deterministic systems.Product and UX Collaboration: Collaborate closely with Product and Design teams to ensure technical choices enhance clarity, utility, and user confidence.Cross-Functional Collaboration: Engage with Calendar, Calling, CRM, and AI teams to align on shared primitives and methodologies.Mentorship and Influence: Mentor senior engineers, shape architectural standards, and assist the organization in developing superior real-time and AI-powered systems.
Join our dynamic team at Integrated Resources, Inc. as a Process Development Specialist. In this pivotal role, you will contribute to the development and optimization of cutting-edge processes that drive innovation and efficiency in our operations. Your expertise will be essential in collaborating with cross-functional teams to implement effective solutions that enhance productivity and quality.
We are seeking a dedicated and skilled High Tension Technician to join our team at Harvard University. In this role, you will be responsible for maintaining and repairing high voltage electrical systems, ensuring the safety and reliability of power distribution across our campus. Your expertise will contribute to the efficient operation of our infrastructure and auxiliary services.
We are seeking a highly skilled Senior Maintenance Mechanic to join our team in Cambridge. In this role, you will be responsible for performing complex mechanical repairs and maintenance on various equipment and machinery. The ideal candidate will possess a strong mechanical aptitude, exceptional problem-solving skills, and the ability to work independently as well as part of a team.
Full-time|Hybrid|Cambridge, England, United Kingdom
About Filtronic plcFiltronic plc specializes in designing and manufacturing cutting-edge RF and mmWave solutions that facilitate high-frequency communications across diverse sectors including Space, Aerospace, Defence, and Telecoms. Our innovative technology is pivotal for critical applications ranging from satellite communications to advanced sensing systems, where performance, precision, and reliability are essential.The OpportunityWe are seeking to recruit a skilled Bid Manager who will be instrumental in crafting high-quality, winning proposals for a diverse and technically sophisticated portfolio. In this role, reporting to the Lead Bid Manager, you will oversee bids from initial qualification through to submission and handover. You will collaborate across various functions such as engineering, sales, finance, and operations to develop compelling proposals that leverage our technical strengths and provide genuine customer value.This position offers a unique opportunity to work both independently and as part of a dynamic bid team, gaining significant visibility across the business and exposure to groundbreaking technologies.What You’ll Be DoingLeading the complete bid lifecycle, from opportunity assessment to final submission and contract handover.Developing and managing bid plans, timelines, and governance frameworks.Coordinating cross-functional teams to produce cohesive, high-quality proposals.Ensuring all submissions are compliant, structured, and aligned with customer requirements.Assisting in the development of pricing and commercial strategies in conjunction with finance and sales teams.Conducting schedule risk analyses, including P50/P70 confidence levels, and identifying key delivery risks.Driving continuous enhancement of bid processes, tools, and governance.Engaging with senior stakeholders to ensure alignment with business strategy and operational capabilities.Why Join Us?Work on pioneering technologies that are redefining the future of communications.Be part of an award-winning, collaborative, and high-performing team that significantly impacts business growth.Gain exposure to strategic programs and global customers.Enjoy flexible working options with hybrid working arrangements.Receive an attractive salary and benefits package.
Role overview Speechify seeks a Tech Lead to join the Android Core Product team in Cambridge, United Kingdom. This position plays a central role in shaping the future of a popular app, guiding a group dedicated to building dependable, high-quality software. What you will do Collaborate with cross-functional teams to ensure alignment on product objectives and technical approaches Mentor Android developers, providing guidance and supporting their professional growth Lead the team in delivering new features and enhancements that improve the user experience Contribute to setting technical direction and priorities for the Android Core Product Location This position is based in Cambridge, United Kingdom.
AECOM is seeking a Senior Project Manager to lead defence infrastructure projects in Cambridge. This position centers on guiding complex projects from planning through delivery, with a strong emphasis on quality, safety, and compliance. Role overview The Senior Project Manager will coordinate all phases of defence infrastructure projects. Responsibilities include managing schedules, budgets, and resources, as well as ensuring adherence to project requirements. The role involves working closely with cross-functional teams to achieve defined goals and maintain high standards throughout each project phase. What you will do Oversee planning, execution, and delivery of infrastructure projects for defence clients Manage project timelines, budgets, and resources Lead and support cross-functional teams to meet project objectives Ensure strict compliance with quality, safety, and regulatory standards Requirements Proven experience in project management, ideally within defence infrastructure Strong leadership skills and ability to coordinate multidisciplinary teams Demonstrated ability to manage complex projects and deliver results within set parameters
Technical Recruiter / Sourcing SpecialistJoin a team of experts focused on recruiting top-tier technical talent.As a Technical Sourcer, you will play a pivotal role in enhancing our organization's capacity to identify, attract, and convert highly-skilled software engineers and engineering leaders into 'qualified candidates'. Collaborating closely with recruiting partners and client leaders, you will engage in strategic research and data-driven sourcing to secure senior-level talent.Your expertise in prospecting techniques and tools will be essential for information retrieval, data extraction, web scraping, continuous process improvement, and customer relationship management. You will also be expected to develop a robust understanding of the technologies utilized by our client teams.Key Responsibilities:- Engage in strategic sourcing efforts to attract top software engineering talent.- Utilize advanced search techniques and tools to discover potential candidates.- Collaborate with recruiting business partners to understand talent needs.- Maintain an up-to-date knowledge of industry standards and trends in software engineering.- Foster strong relationships with internal teams and the broader technology community to build a pipeline of talent.
Full-time|$152K/yr - $209K/yr|On-site|Cambridge, MA USA
COMPANY DESCRIPTION Extuitive, a pioneering startup backed by Flagship Pioneering, is redefining product innovation for the AI age. Our mission is to equip entrepreneurs and direct-to-consumer (D2C) brands with AI-powered tools that streamline, expedite, and enhance the launch of new products. Situated in Cambridge, MA, we function like a specialized operations team—agile, data-informed, and unwaveringly committed to making a significant impact. THE ROLE As a Principal Backend Developer, you will serve as a technical leader, responsible for the architecture, development, and scalability of the core backend systems that drive our platform. You will spearhead the design of high-throughput services, resilient data pipelines, and ensure seamless integration with essential third-party providers. Collaborating closely with product managers, designers, and engineering leadership, you will translate intricate requirements into robust, sophisticated systems that foster rapid growth. Additionally, you will mentor engineers, shape long-term technical strategies, and evolve our platform architecture to ensure security and reliability as we expand. KEY RESPONSIBILITIES Own Core Backend Systems – Design, implement, and manage scalable services, APIs, and platform infrastructure while ensuring reliability, observability, and maintainability. Drive Large-Scale Data Pipelines – Architect and operate high-volume, resilient data pipelines for ingestion, transformation, and analytics. Lead Third-Party Integrations – Build and maintain integrations with external vendors, ensuring reliability, observability, and long-term maintainability. Influence Architecture & Best Practices – Shape backend architecture, coding standards, testing frameworks, CI/CD pipelines, and operational excellence. Mentor & Lead Engineers – Provide guidance on system design, debugging at scale, and engineering practices. Wear Multiple Hats – Assist with DevOps, troubleshooting, or other platform needs as required.
Full-time|On-site|Cambridge, England, United Kingdom
Join Luminance, a pioneering AI firm in the UK that is transforming the legal sector. Recognized in Tech Nation’s Future Fifty list and awarded with two Queen’s Awards, Luminance stands at the forefront of advanced AI technology.We are seeking passionate and dedicated candidates with a robust academic background in Artificial Intelligence or a related discip…
Teamwork makes the stream work. Join Roku and be part of a transformative journey in television.As the leading TV streaming platform across the U.S., Canada, and Mexico, Roku is on a mission to revolutionize how the world experiences television. Our pioneering technology connects viewers to their favorite content while empowering content publishers to cultivate and monetize vast audiences. Additionally, we provide advertisers with unparalleled tools for consumer engagement.From your very first day at Roku, you will play a crucial role in shaping the future of streaming. We are a dynamic public company where your contributions will be recognized and celebrated. This is your opportunity to impact the lives of millions of TV streamers globally while gaining invaluable experience across various disciplines. About the TeamAt Roku, we are at the forefront of television innovation. Our success in shaping the future of streaming media is driven by talented embedded software engineers like you, who will join the Roku OS, OS Extensions, and Apps Team. About the RoleIn this position, you will be an integral part of a team dedicated to developing core features that facilitate streaming applications such as Netflix, YouTube, and BBC on the Roku platform. This role will leverage your expertise in NDK development, DRM, browser technologies, audio-video streaming standards, and optimization of graphics and application performance within embedded systems. The features and performance enhancements you deliver will impact millions of users daily. This is an excellent opportunity for a seasoned professional with innovative solutions for complex challenges, capable of translating concepts into highly reliable software.
About MealSuiteAt MealSuite, we are at the forefront of revolutionizing foodservice technology tailored for healthcare and senior living sectors. Our mission is to empower care teams to provide outstanding dining experiences with minimal effort. As a rapidly expanding team, we tackle significant challenges that have a direct influence on the quality of patient and resident care.About the RoleWe are looking for a Senior Software Engineer to join us in designing, building, and maintaining the foundational systems that drive the MealSuite platform. This pivotal role will be integral in executing our product roadmap initiatives, enhancing system performance, and maintaining high standards of code quality across our Ruby on Rails applications. You will work closely with Product, Design, and Engineering teams to create scalable solutions while mentoring fellow developers and helping shape our technical architecture.What You’ll Do• Design, develop, and maintain scalable Ruby on Rails applications and services• Take ownership of features from design through deployment, testing, and support• Troubleshoot complex issues and enhance application performance, database queries, and system reliability• Perform code reviews and advocate for engineering best practices, security standards, and code quality• Contribute to architectural decisions and advancements in our technology stack• Collaborate with Product, Design, and QA to align business needs with technical solutions• Engage in Agile ceremonies and provide clear updates on progress and obstacles• Mentor junior developers and promote knowledge sharing within the engineering teamWhat You Bring• Extensive experience in building production applications using Ruby on Rails• Strong understanding of relational databases (PostgreSQL or MySQL), SQL optimization, and RESTful APIs• Familiarity with testing frameworks such as RSpec, Minitest, or Capybara and background job tools like Sidekiq or Resque• Proficiency with Git and modern development workflows• Experience in debugging and optimizing production systems and delivering intricate features from start to finish• Solid grasp of software architecture, scalability, and clean coding practices• Excellent communication skills to convey technical concepts effectively and collaborate across cross-functional teams• 5+ years of professional software development experience, specifically in Ruby on RailsWhy You’ll Love Working Here• Unlimited paid time off – we trust our employees to maintain work-life balance• Retirement savings support – RRSP/401(k) matching at 100% up to 3%• Comprehensive health benefits including medical, dental, vision, life & disability insurance, and paid parental leave.
At Toyota Research Institute (TRI), we are dedicated to enhancing the quality of human life through innovative technology. Our mission is to develop advanced tools and capabilities that enrich the human experience. To spearhead this transformative evolution in mobility, we have assembled a premier team that is at the forefront of advancements in AI, robotics, driving technologies, and materials science.The TeamThe Future Factory team within TRI's Energy and Materials division is committed to pioneering state-of-the-art tools and methodologies that expedite change while enhancing flexibility and efficiency in Toyota's product design and manufacturing processes. Our goal is to accelerate the transition to a zero-emissions future. To accomplish this, we are constructing comprehensive AI systems that can reason about the design and manufacture of physical objects—encompassing geometry, constraints, simulation, and assembly—and creating the engineering infrastructure necessary for training, evaluating, and iterating on these systems at scale.The OpportunityWe are seeking a Senior Research Engineer to collaborate with us in developing the systems and tools that drive our research in physical AI. This role is ideal for candidates with a robust software engineering background, extensive experience in geometry or physical modeling, and a genuine passion for understanding the manufacturing process.As a research engineer on our team, you will design and construct the pipelines and tools that enable researchers to operate swiftly and assess what matters most—ranging from large-scale training and evaluation frameworks to the geometry processing and physics-aware components integral to our models. You will work at the intersection of software engineering and research, translating cutting-edge concepts into reliable, production-ready implementations.
Full-time|$123K/yr - $153.7K/yr|On-site|Cambridge, MA
Join Cambridge Mobile Telematics (CMT), the leading telematics service provider dedicated to enhancing road safety and driver behavior. Our innovative AI-powered platform, DriveWell Fusion®, integrates sensor data from millions of IoT devices—including smartphones, proprietary Tags, connected vehicles, and dashcams—to deliver a comprehensive analysis of driving patterns and vehicle dynamics. Our insights are leveraged by auto insurers, automakers, and mobility companies to improve risk assessment, safety measures, and claims processes.We are excited to announce the development of DriveWell Atlas, a cutting-edge suite of foundation models that utilizes large-scale, multi-modal telematics signals to promote safer driving outcomes across various workflows such as risk assessment, safety improvement, and claims management.As a key contributor to our IC2 Foundation Models team, you will collaborate with experienced scientists and engineers to prototype, train, evaluate, and deploy time-series foundation models. This highly technical role is ideal for individuals with a solid software background and emerging expertise in applied machine learning.
Full-time|$148K/yr - $240K/yr|On-site|Cambridge, MA USA
Your Impact at Lila Join our dynamic team in the Physical Sciences division as a Senior Machine Learning Engineer. In this pivotal role, you will be instrumental in shaping the infrastructure that empowers Lila’s scientific superintelligence to autonomously design, execute, and interpret intricate physics simulations. Your expertise will be critical in developing core systems that enable AI agents to reason over and control computational experiments, ranging from electronic structure calculations to surrogate-driven atomistic modeling, and beyond. Your contributions will directly enhance the capability of autonomous computational processes to explore chemical and materials landscapes with unmatched autonomy and robustness. What You Will Be Building Architect and implement agentic frameworks to support dynamic, multi-stage simulation workflows for scientific tasks. Develop pipelines that allow agents to autonomously plan, schedule, execute, and interpret computational tasks at scale. Create integration layers and APIs that connect machine learning models, large-scale simulation engines, databases, and heterogeneous compute platforms. Collaborate with AI researchers to productionize agent behaviors, including tool-use strategies, simulation-aware decision loops, and adaptive task planning. Enhance the robustness, modularity, performance, and reproducibility of agent-driven computational workflows; develop internal tooling for debugging, observability, and validation. What You’ll Need to Succeed A Master's degree or PhD in Computer Science, Machine Learning/AI, Scientific Computing, or a related technical field, or equivalent experience. Proven experience in building machine learning-driven pipelines, workflow systems, or tool-use frameworks, particularly for complex or scientific applications. Proficiency in Python and familiarity with machine learning ecosystems; experience with compiled languages such as C++, Rust, or Julia is advantageous. Understanding of large-scale scientific or engineering software, including integrating external tools into automated computational workflows. Background in distributed systems, high-performance computing environments, cloud platforms, or accelerator-based computing. A solid grasp of modern machine learning architectures and their deployment in production systems (e.g., GNNs, transformers, diffusion models, multimodal or tool-using models). Strong engineering fundamentals: reproducibility, testing, modular design, CI/CD, and scalable machine learning operations. Bonus Points For Experience developing or integrating agentic frameworks, autonomous machine learning pipelines, or multi-step tool-using agents, particularly for scientific applications.
Collaborate to Innovate in Streaming. Join Roku in Shaping the Future of TelevisionRoku, the leading TV streaming platform across the U.S., Canada, and Mexico, is on a mission to connect every television around the globe. As pioneers in the streaming industry, we empower consumers to access their favorite content, assist publishers in expanding their audience, and offer advertisers unique engagement opportunities.From your first day, you’ll play a crucial role at Roku, a dynamic public company where every voice matters. Experience the excitement of delighting millions of global TV streamers while gaining invaluable experience across various domains. About the TeamOur team focuses on developing and enhancing the UI framework and components that drive Roku's user experiences. Our strategic roadmap accelerates growth and scalability, delivering innovative features to tens of millions of Roku users worldwide.At Roku, our developers and engineers take ownership of their projects, driven by an intrinsic motivation to solve problems and deliver results. Collaboration with different engineering teams, UI design, product management, and business leaders is key to our success, creating an environment where independent spirit thrives alongside teamwork. We are innovators redefining the streaming media landscape. About the RoleAs a Senior Software Engineer specializing in UI Infrastructure, you will significantly contribute to the development of our embedded UI framework. Collaborating closely with system architects, you will create new features and enhance existing ones to boost system stability and performance. Additionally, you will be instrumental in developing tools that benefit the broader development community at Roku. Your proven success in delivering high-quality software on embedded platforms will be essential to our ongoing innovation.
Full-time|On-site|Cambridge, Massachusetts, United States, New York, New York, United States
Role overview Iterative Health seeks a Staff Software Engineer to help create software that improves healthcare delivery and patient outcomes. This role focuses on projects with significant impact and involves close collaboration with teams throughout the company. What you will do Design and build software solutions tailored to healthcare applications Collaborate with colleagues from different disciplines to deliver effective products Use advanced technologies to address practical healthcare challenges Locations Cambridge, Massachusetts, United States New York, New York, United States
Full-time|On-site|Cambridge, Massachusetts, United States, New York, New York, United States
Role overview Iterative Health seeks a Staff Data Engineer to shape data strategies and develop strong data architecture. The position involves close collaboration with cross-functional teams to design and build scalable data systems. These systems play a key role in generating insights and supporting advancements in patient care. Location This role is based in Cambridge, Massachusetts and New York, New York.
Join Gearset, the premier DevOps platform for Salesforce, where our users can seamlessly develop and manage various facets of their Salesforce projects, from intricate CI/CD pipelines to robust disaster recovery solutions.The Gearset platform operates independently of Salesforce, utilizing public APIs for integration. While our engineering team does not work directly within the Salesforce environment, we collaborate closely with domain experts to devise innovative solutions to the unique challenges they encounter, enabling rapid and secure Salesforce modifications.Our commitment to excellence is reflected in our agile practices: we release multiple updates daily and continuously enhance our observability and infrastructure tools. This allows us to swiftly identify and address issues, ensuring that we deliver timely improvements that delight our users.As a product-centric company founded by engineers, we understand the importance of fostering a vibrant engineering culture, promoting teamwork, and maintaining tight feedback loops. We are confident in our product and market potential, and we have ambitious plans for the future.
POS-9034About Our TeamThe Commerce Hub at HubSpot is revolutionizing the way businesses sell, bill, and manage revenue within our platform. Our systems are responsible for handling billions of dollars in transactions for our diverse clientele, making precision and reliability paramount. We are developing an AI-first commerce platform that seamlessly integrates with HubSpot's CRM, offering a straightforward, consistent, and extensible experience for both sellers and buyers.About the RoleWe are seeking a Principal Software Engineer to play a pivotal role in shaping the technical vision of the Commerce Hub. This hands-on position requires you to write code, engage deeply with services, evaluate complex designs, debug intricate systems, and take ownership of the architecture that underpins critical functions in CPQ, Billing, Payments, and Revenue Operations.Your ResponsibilitiesDevelop a Robust, Extensible PlatformDefine the technical roadmap for CPQ, Billing, and Payments using strong, informed patterns.Establish and enhance core domain models to ensure predictable behavior across pricing, products, contracts, invoices, and payments.Create frameworks that simplify platform extensions while minimizing complexity.Engage as a Proactive, High-Impact BuilderRegularly write code and lead comprehensive design reviews to build impactful systems from inception to deployment.Oversee large-scale initiatives that span multiple teams across CPQ, Billing, and Payments.Transition prototypes into production-ready solutions at scale.Drive Architectural ExcellenceEstablish patterns for extensibility, contract boundaries, financial integrity, event-driven consistency, and safe AI interactions with commerce objects.Advocate for simplicity in complex domains and ensure consistency where surfaces may diverge.Collaborate Closely with Product LeadershipInfluence product strategies for CPQ, Buyer Portal, and Revenue Operations.Assist teams in making clear trade-offs between speed, accuracy, compliance, and long-term platform sustainability.Elevate Organizational StandardsMentor senior engineers and technical leads to foster growth.Facilitate thoughtful design decisions and guide learning from incidents and large migrations.Help teams align on best practices and innovative solutions.
POS-31595About Our TeamThe Notetaker team is dedicated to revolutionizing live customer interactions by creating an intelligent layer that enhances communication. Our mission is to empower front-office teams to excel in every meeting and call, whether on video or voice.We oversee the entire lifecycle of live conversations: accurately capturing and transcribing dialogue, simplifying meeting preparations through advanced calendar and workflow integrations, and transforming raw conversations into actionable insights. By merging state-of-the-art transcription with adaptive summaries, follow-ups, and conversation intelligence, Notetaker enables teams to prioritize human connections while the system manages the complexities.About the RoleWe are in search of a Lead Principal Software Engineer to play a crucial role in defining the technical vision for Notetaker. This position is at the crossroads of real-time systems, distributed infrastructure, and applied AI.As a Lead Principal Engineer, you will craft the integration of live audio/video, transcription, and GenAI-powered insights into a dependable, low-latency production environment. You will empower the team to innovate rapidly while maintaining user trust—delivering features that feel extraordinary to users while ensuring reliability in real-world scenarios.Key ResponsibilitiesDesign Real-Time Conversation Systems: Establish frameworks for ingesting, processing, and storing live audio and video data with precision and minimal latency.Hands-On Development: Write production-level code, spearhead significant projects, and take ownership of critical systems from inception to deployment.Integrate GenAI: Shape the integration of transcription, summarization, and conversation intelligence models into live and post-call workflows.Ensure Reliability and Trust: Lead decisions on observability, accuracy, privacy, and failure modes in non-deterministic systems.Product and UX Collaboration: Collaborate closely with Product and Design teams to ensure technical choices enhance clarity, utility, and user confidence.Cross-Functional Collaboration: Engage with Calendar, Calling, CRM, and AI teams to align on shared primitives and methodologies.Mentorship and Influence: Mentor senior engineers, shape architectural standards, and assist the organization in developing superior real-time and AI-powered systems.
Join our dynamic team at Integrated Resources, Inc. as a Process Development Specialist. In this pivotal role, you will contribute to the development and optimization of cutting-edge processes that drive innovation and efficiency in our operations. Your expertise will be essential in collaborating with cross-functional teams to implement effective solutions that enhance productivity and quality.
We are seeking a dedicated and skilled High Tension Technician to join our team at Harvard University. In this role, you will be responsible for maintaining and repairing high voltage electrical systems, ensuring the safety and reliability of power distribution across our campus. Your expertise will contribute to the efficient operation of our infrastructure and auxiliary services.
We are seeking a highly skilled Senior Maintenance Mechanic to join our team in Cambridge. In this role, you will be responsible for performing complex mechanical repairs and maintenance on various equipment and machinery. The ideal candidate will possess a strong mechanical aptitude, exceptional problem-solving skills, and the ability to work independently as well as part of a team.
Full-time|Hybrid|Cambridge, England, United Kingdom
About Filtronic plcFiltronic plc specializes in designing and manufacturing cutting-edge RF and mmWave solutions that facilitate high-frequency communications across diverse sectors including Space, Aerospace, Defence, and Telecoms. Our innovative technology is pivotal for critical applications ranging from satellite communications to advanced sensing systems, where performance, precision, and reliability are essential.The OpportunityWe are seeking to recruit a skilled Bid Manager who will be instrumental in crafting high-quality, winning proposals for a diverse and technically sophisticated portfolio. In this role, reporting to the Lead Bid Manager, you will oversee bids from initial qualification through to submission and handover. You will collaborate across various functions such as engineering, sales, finance, and operations to develop compelling proposals that leverage our technical strengths and provide genuine customer value.This position offers a unique opportunity to work both independently and as part of a dynamic bid team, gaining significant visibility across the business and exposure to groundbreaking technologies.What You’ll Be DoingLeading the complete bid lifecycle, from opportunity assessment to final submission and contract handover.Developing and managing bid plans, timelines, and governance frameworks.Coordinating cross-functional teams to produce cohesive, high-quality proposals.Ensuring all submissions are compliant, structured, and aligned with customer requirements.Assisting in the development of pricing and commercial strategies in conjunction with finance and sales teams.Conducting schedule risk analyses, including P50/P70 confidence levels, and identifying key delivery risks.Driving continuous enhancement of bid processes, tools, and governance.Engaging with senior stakeholders to ensure alignment with business strategy and operational capabilities.Why Join Us?Work on pioneering technologies that are redefining the future of communications.Be part of an award-winning, collaborative, and high-performing team that significantly impacts business growth.Gain exposure to strategic programs and global customers.Enjoy flexible working options with hybrid working arrangements.Receive an attractive salary and benefits package.
Role overview Speechify seeks a Tech Lead to join the Android Core Product team in Cambridge, United Kingdom. This position plays a central role in shaping the future of a popular app, guiding a group dedicated to building dependable, high-quality software. What you will do Collaborate with cross-functional teams to ensure alignment on product objectives and technical approaches Mentor Android developers, providing guidance and supporting their professional growth Lead the team in delivering new features and enhancements that improve the user experience Contribute to setting technical direction and priorities for the Android Core Product Location This position is based in Cambridge, United Kingdom.
AECOM is seeking a Senior Project Manager to lead defence infrastructure projects in Cambridge. This position centers on guiding complex projects from planning through delivery, with a strong emphasis on quality, safety, and compliance. Role overview The Senior Project Manager will coordinate all phases of defence infrastructure projects. Responsibilities include managing schedules, budgets, and resources, as well as ensuring adherence to project requirements. The role involves working closely with cross-functional teams to achieve defined goals and maintain high standards throughout each project phase. What you will do Oversee planning, execution, and delivery of infrastructure projects for defence clients Manage project timelines, budgets, and resources Lead and support cross-functional teams to meet project objectives Ensure strict compliance with quality, safety, and regulatory standards Requirements Proven experience in project management, ideally within defence infrastructure Strong leadership skills and ability to coordinate multidisciplinary teams Demonstrated ability to manage complex projects and deliver results within set parameters
Technical Recruiter / Sourcing SpecialistJoin a team of experts focused on recruiting top-tier technical talent.As a Technical Sourcer, you will play a pivotal role in enhancing our organization's capacity to identify, attract, and convert highly-skilled software engineers and engineering leaders into 'qualified candidates'. Collaborating closely with recruiting partners and client leaders, you will engage in strategic research and data-driven sourcing to secure senior-level talent.Your expertise in prospecting techniques and tools will be essential for information retrieval, data extraction, web scraping, continuous process improvement, and customer relationship management. You will also be expected to develop a robust understanding of the technologies utilized by our client teams.Key Responsibilities:- Engage in strategic sourcing efforts to attract top software engineering talent.- Utilize advanced search techniques and tools to discover potential candidates.- Collaborate with recruiting business partners to understand talent needs.- Maintain an up-to-date knowledge of industry standards and trends in software engineering.- Foster strong relationships with internal teams and the broader technology community to build a pipeline of talent.
Full-time|$152K/yr - $209K/yr|On-site|Cambridge, MA USA
COMPANY DESCRIPTION Extuitive, a pioneering startup backed by Flagship Pioneering, is redefining product innovation for the AI age. Our mission is to equip entrepreneurs and direct-to-consumer (D2C) brands with AI-powered tools that streamline, expedite, and enhance the launch of new products. Situated in Cambridge, MA, we function like a specialized operations team—agile, data-informed, and unwaveringly committed to making a significant impact. THE ROLE As a Principal Backend Developer, you will serve as a technical leader, responsible for the architecture, development, and scalability of the core backend systems that drive our platform. You will spearhead the design of high-throughput services, resilient data pipelines, and ensure seamless integration with essential third-party providers. Collaborating closely with product managers, designers, and engineering leadership, you will translate intricate requirements into robust, sophisticated systems that foster rapid growth. Additionally, you will mentor engineers, shape long-term technical strategies, and evolve our platform architecture to ensure security and reliability as we expand. KEY RESPONSIBILITIES Own Core Backend Systems – Design, implement, and manage scalable services, APIs, and platform infrastructure while ensuring reliability, observability, and maintainability. Drive Large-Scale Data Pipelines – Architect and operate high-volume, resilient data pipelines for ingestion, transformation, and analytics. Lead Third-Party Integrations – Build and maintain integrations with external vendors, ensuring reliability, observability, and long-term maintainability. Influence Architecture & Best Practices – Shape backend architecture, coding standards, testing frameworks, CI/CD pipelines, and operational excellence. Mentor & Lead Engineers – Provide guidance on system design, debugging at scale, and engineering practices. Wear Multiple Hats – Assist with DevOps, troubleshooting, or other platform needs as required.
