Senior Principal Software Engineer, Infrastructure

At Docker, our mission is to simplify app development, allowing developers to concentrate on what truly matters. Our globally distributed, remote-first team is united by a shared passion for innovative solutions and exceptional developer experiences. With a robust user base of over 20 million monthly users and 20 billion image pulls, Docker stands as the pre…

Join Anduril Industries as a Senior Flight Software Engineer, where you'll be at the forefront of developing cutting-edge software solutions for autonomous flight systems. This role offers the opportunity to work on innovative projects that enhance national security and defense capabilities. Collaborate with a team of talented engineers in a fast-paced and dynamic environment, leveraging your expertise to design, implement, and optimize flight software.

We invite candidates to work from our Seattle office. Specific on-site requirements may vary based on position and team. Please reach out to your recruiter if you have any inquiries regarding on-site work arrangements for this role.Our base salary range is between $126,000 and $189,000, complemented by generous bonus plans to ensure a competitive compensation package.Who You Are:The Allen Institute for AI (Ai2) is seeking a Senior Platform Engineer dedicated to constructing the foundational architecture for AI research agents that delve into and analyze scholarly literature. You will be responsible for designing the systems that dictate how agents, tools, and services interact, developing SDKs, APIs, and execution frameworks that empower researchers to build, evaluate, and scale intelligent systems. As a seasoned engineer, you thrive in greenfield environments and excel at creating robust developer-focused infrastructure, finding motivation in simplifying the complexities of distributed systems.Who We Are:The Agentic Applications team is committed to creating open, production-grade AI systems that facilitate scientific discovery. Our focus is on developing intelligent agents that assist researchers in exploring literature, synthesizing knowledge, and accelerating their work for real-world scientific applications. Our team embodies strong engineering practices and collaborates closely across Ai2's product and research organizations to deliver tools utilized by millions of researchers and developers globally.Your Next Challenge:The key responsibilities encompass, but are not limited to:Designing and extending APIs that present structured scholarly data to academic researchers and AI agent workflows.Contributing to dashboards and tools for evaluating data quality and model precision.Scaling our systems in a cost-effective and sustainable manner while driving continuous improvements in reliability and automation.Enhancing team velocity through contributions to software design, feature development, platform and framework improvements, capacity planning, and deployment tools.Establishing and upholding best practices for measuring, monitoring, and responding to system availability, latency, and overall application health.Engaging in the complete software development lifecycle, from ideation and design through implementation and testing to deployment and operational support, demonstrating strong ownership.

Why join usAt Brex, we are pioneering a new era in financial management with our AI-driven spend platform. Our mission is to empower businesses with confidence through integrated corporate cards, banking solutions, and global payments, alongside innovative software for streamlined travel and expense management. We proudly serve tens of thousands of clients, from agile startups to major enterprises, including DoorDash, Flexport, and Compass. Our platform enables proactive spend control, cost reduction, and enhanced efficiency across the globe.Joining Brex means pushing your boundaries, challenging conventional wisdom, and collaborating with some of the most innovative minds in the industry. We are dedicated to fostering a diverse team and an inclusive culture, believing that your potential should only be limited by your ambitions. We provide the tools, resources, and support you need to advance your career.AI at BrexOur AI Engineering team at Brex is transforming how businesses manage their finances by embedding intelligent, autonomous systems directly into our platform. We develop AI agents that not only provide insights but also take actionable steps, optimizing spending, managing workflows, and making real-time decisions for our clients. By seamlessly integrating proprietary financial data with our product and platform infrastructure, we simplify complex financial operations into efficient, automated experiences, establishing a new standard in modern finance.Your RoleAs a Senior Software Engineer, you will take charge of Brex's simulation and validation platform for our AI-driven products. Your primary objective is clear: ensure that every AI interface at Brex undergoes rigorous testing under demanding, realistic conditions, enabling our teams to deploy solutions with confidence.You will develop a system that leverages synthetic data and scenario generation in a recursive self-improvement loop. Product teams will depend on this system to identify regressions before they reach our customers, validate new features safely, and continuously enhance prompts and agent behavior. The platform will operate in isolated, ephemeral environments closely resembling production to ensure reliability.This role is not about research; it's about rigorously testing real products, creatively breaking them, and driving the organization towards improvement.Work EnvironmentThis position is based in our Seattle office, where we embrace a hybrid work culture that combines the vibrancy and connection of in-office collaboration with the flexibility of remote work. Team members are required to be in the office three days a week (Monday, Wednesday, and Thursday), with the option for up to four weeks of fully remote work each year!

Join our dynamic team at SoFi as a Senior Software Engineer focusing on our Cloud Platform. In this role, you will leverage your expertise to design and implement scalable cloud solutions, driving innovation and performance across our platform.Your contributions will help shape the future of our cloud services, ensuring robust functionality and seamless user experiences. Collaborate with a talented team of engineers and contribute to exciting projects that have a significant impact on our business and customers.

Join the innovative team at Speechify as a Senior Software Engineer focusing on Core Experiences. In this pivotal role, you will collaborate with cross-functional teams to design, develop, and enhance our core software solutions that empower users to achieve their goals efficiently. You will leverage your expertise in software engineering to drive technical excellence and contribute to the product's overall vision.Your contributions will directly impact user satisfaction and engagement, making this an exciting opportunity for anyone passionate about technology and user experience.

Join Axon and make a difference in the world.At Axon, we are dedicated to our mission of protecting life. We tackle the most urgent safety and justice challenges in society through our innovative ecosystem of devices and cloud software. Our collaborative culture thrives on open communication and diverse perspectives, ensuring we connect with our customers, communities, and each other effectively.Working at Axon means engaging in a dynamic and impactful environment. Here, you will take charge and lead transformative initiatives. Experience continuous growth while contributing to a mission that truly matters at a company that values you.Your ImpactAs a senior engineer, you will play a crucial role in the architectural decisions that will define our product. Your passion for device software, which demands high stability and exceptional performance, will be evident. You will utilize the latest open-source technologies and your system design expertise to make sound technical choices for a robust system.You will adeptly navigate engineering trade-offs while empathizing with customers to develop innovative solutions to their challenges. Collaborating closely with product managers and designers, you will ensure we create effective solutions that truly meet customer needs. Additionally, you will mentor fellow engineers, sharing your hands-on knowledge to elevate the skills of your teammates.Join a committed team of professionals driven to positively impact the lives of first responders and those they serve.

Join SoFi as a Senior Software Engineer in our Data Foundations team, where you will play a pivotal role in shaping our data architecture and enhancing our data-driven capabilities. You will work closely with cross-functional teams to develop robust data solutions that empower our business decisions and improve customer experiences.As a Senior Software Engineer, you will leverage your expertise in data engineering, software development, and cloud technologies to build scalable data pipelines and maintain high-quality data infrastructure. Your contributions will directly impact our ability to deliver innovative financial solutions.

Role overview The Senior Back End Software Engineer position at evertune is based in Seattle. The role centers on developing and maintaining the core back-end systems that power the evertune platform. This work involves designing solutions that help the platform run smoothly and reliably. Collaboration is a key part of the job. The engineer will work closely with other experienced team members to ensure that services are scalable and dependable. Improving the experience for users remains a top priority throughout the development process. What you will do Design, build, and maintain back-end systems for the evertune platform Work with a skilled team to deliver reliable and scalable services Focus on solutions that enhance user experience Location This position is located in Seattle.

Join Anduril Industries as a Senior Robotics Software Engineer and lead the charge in developing groundbreaking autonomous systems. In this pivotal role, you'll engage in diverse challenges surrounding autonomy, systems integration, robotics, and networking, making critical engineering decisions that directly influence mission success. Your expertise will ensure that Anduril's innovative products work in harmony to achieve essential outcomes. You'll be responsible for crafting innovative solutions to complex robotics challenges, striking a balance between engineering pragmatism and mission-critical requirements, while collaborating closely with cross-functional teams to integrate software with hardware systems. Contributing to the entire product lifecycle, from conceptualization to deployment, you will rapidly prototype and iterate on software solutions. We seek an individual who thrives in a dynamic, fast-paced environment and is eager to tackle ambiguous problems. Your 'Whatever It Takes' mindset will be crucial in executing tasks efficiently, at scale, and pragmatically, always keeping the mission at the forefront of your efforts. This role offers the opportunity to contribute significantly to the future of defense technology.

About the Role:Join our dynamic Mobile Team at Read AI, where we are on a mission to capture and process high-value audio data for our innovative applications. We are dedicated to delivering intelligent, real-time insights across diverse use cases, and we thrive on creativity, collaboration, and technical excellence. Our mobile applications for iOS and Android empower users to capture audio instantly and receive AI-generated transcripts and summaries in real time, ensuring they remain present and engaged in conversations. As we broaden user interactions with Read AI, we are committed to crafting a seamless cross-device experience, allowing users to record, watch, and access Read AI wherever they are.We are seeking a Senior Mobile Engineer who will take significant ownership of our mobile applications and help shape the future of Read AI. This role is critical in scaling high-performance, AI-driven experiences to a wider audience. You will collaborate closely with product, design, and machine learning teams to develop new capabilities, while also raising the standard through mentorship, technical leadership, and robust engineering practices.If you are passionate about creating fast, reliable mobile products and making a real-world impact through AI, we would love to hear from you!Key Responsibilities:Lead major feature areas end-to-end on both iOS (Swift, SwiftUI) and Android (Kotlin, Jetpack Compose), from technical design to implementation, testing, rollout, and iteration.Drive the development of new mobile features and product enhancements, coordinating execution and aligning stakeholders on scope, tradeoffs, and timelines.Enhance real-time audio capture and processing across platforms, utilizing AVFoundation (iOS) and Android audio frameworks to ensure high-quality recordings and accurate transcriptions.Optimize app performance, reliability, battery efficiency, and latency to deliver smooth, real-time AI-powered transcription and summarization.Design and implement AI-driven mobile interactions, including chat-based experiences that enable users to explore, query, and act on meeting reports and insights.Collaborate closely with product, design, and ML teams to prototype and launch innovative mobile UX patterns for conversational AI, making complex information intuitive, fast, and actionable.Evolve mobile architecture patterns, ensuring scalability and maintainability.

We are seeking a highly skilled Senior Software Development Manager to lead our innovative software development team. In this role, you will oversee the software development lifecycle, ensuring the delivery of high-quality software solutions that meet our clients' needs. You will collaborate with cross-functional teams to define project scope, objectives, and deliverables, while also mentoring and guiding team members to reach their full potential.

Since our inception, we have revolutionized the approach to small-dollar loans, having provided over $1 billion in funding to more than 1.5 million customers, and issued over 4 million loans that have saved our clients more than $650 million.At Possible, we are developing an innovative consumer finance company that prioritizes helping our customers avoid debt rather than profiting from it. As a Public Benefit Corporation, our mission is to facilitate economic mobility in communities through affordable credit products designed to foster financial health for generations. Join the team that is turning our vision into reality.About the RoleWe are in search of a skilled Senior Software Engineer to bolster our engineering team. In this role, you will be responsible for designing, developing, and maintaining high-performance, reliable, and scalable services utilizing Java, the Spring Framework, gRPC, and GraphQL. As a senior member of the team, you will offer technical leadership, mentor junior engineers, and inspire innovation in your domain.

Join our dynamic team in a hybrid working environment where most US-based positions can be performed remotely, ensuring flexibility and work-life balance.Our Mission:To empower individuals by connecting them to their next outstanding opportunity.About Us:ZipRecruiter is a premier online employment marketplace, utilizing cutting-edge AI-driven matching technology to seamlessly link millions of job seekers with businesses of all sizes. Our innovative mobile, web, and email services, along with strategic partnerships with top job boards, have made ZipRecruiter the #1 rated job search application on both iOS and Android platforms.Role Overview:As a Senior Software Engineer specializing in Big Data, you will have the chance to work on large-scale applications that benefit millions of job seekers and thousands of employers. Your expertise will help us enhance our marketplace, building high-performance, scalable applications and robust data processing systems, including streaming and batch data processing, machine learning infrastructure, and much more. You will play a pivotal role in transforming lives through our essential services.We seek talented engineers who can craft maintainable, well-instrumented, and efficient code within a distributed system. You will contribute to our data-driven applications and services that power the intelligence essential to our mission.

Join Us as a Senior Software Engineer - Data Fulfillment at Truveta!At Truveta, we are pioneering the world’s first health provider-led data platform with a mission to Save Lives with Data. Our goal is to empower researchers to accelerate the discovery of cures, enable clinicians to become experts, and help families make well-informed healthcare decisions. To realize this ambitious vision, we are assembling a remarkable team of talented individuals who possess a unique blend of healthcare, software, and big data expertise, all while aligning with our core values.About the RoleThis opportunity is based at our headquarters in the Greater Seattle area, embracing a hybrid work model. We are seeking passionate software engineers who are eager to tackle complex health and technological challenges. This role invites innovative problem solvers to contribute to the development of a scalable platform and services that grant our customers insightful access to our research platform, enabling them to create their own applications while ensuring patient privacy.Join us in transforming healthcare through large-scale technological advancements and digital intelligence. If you are excited about making a meaningful impact and building a fulfilling career in a mission-driven environment, Truveta is the perfect place for you!

Role overview axs seeks a Senior Software Engineer to contribute to B2B solutions in Seattle, WA. The role centers on designing, developing, and refining software applications that serve business clients. Expect to play a key part in shaping tools and features that support axs’s B2B offerings. What you will do Collaborate with cross-functional teams to deliver software supporting B2B operations Design and implement new features and enhancements for business-focused applications Use software engineering expertise to address real challenges faced by clients Location This role is based in Seattle, WA.

At StubHub, we are dedicated to revolutionizing the live event experience worldwide. Whether it's an individual's first concert or their hundredth game, we aim to provide unparalleled satisfaction from the moment they begin their ticket search until they enter the venue. We also prioritize our sellers, from fans listing a single ticket to promoters managing global stadium tours, ensuring that StubHub remains the most secure and user-friendly platform for offering tickets to millions of fans globally.We are on the lookout for talented Senior Software Engineers to innovate and develop cutting-edge technologies and sophisticated features that enhance how millions of users discover, engage with, and participate in live events globally. As a Senior Software Engineer, you will play a pivotal role in shaping the team’s commercial and product strategy. Your focus will be equally divided between understanding user needs and applying solid commercial judgment alongside technical expertise. Our Senior Software Engineers are vital to our success, so we expect you to take initiative and show enthusiasm in tackling challenges. StubHub is committed to fostering an inclusive and outstanding workplace where you will also act as a mentor and advocate for your teammates, exemplifying leadership qualities. Location: Hybrid (3 days in office/2 days remote) – Aliso Viejo, CA or New York, NY or Seattle, WA About the Team:The Supply team is dedicated to simplifying the experience for our large-ticket sellers by facilitating effortless onboarding and management of their inventory throughout the entire event lifecycle. We empower sellers to minimize operational burdens and maximize revenue through intelligent automation, streamlined workflows, and reliable, fast experiences. Our work includes designing and managing enterprise-grade, high-throughput systems that support core seller operations and handle extensive, dynamic datasets at scale. Our responsibilities cover various layers of the technology stack, from robust back-end services to high-performance, user-oriented interfaces, guaranteeing that sellers can depend on a reliable end-to-end platform for their business operations.What You Will Do:Engage in the design, development, testing, deployment, and maintenance of impactful enhancements across both frontend and backend systems that support all of StubHub's platforms.

Why Join UsAt Brex, we are redefining how companies manage their spending with our AI-driven spend platform. By offering integrated corporate cards, banking, and global payments alongside intuitive travel and expense software, we empower tens of thousands of businesses—from startups to large enterprises like DoorDash, Flexport, and Compass—to take control of their spending, drive down costs, and enhance global efficiency.Joining Brex means pushing your boundaries, challenging conventional wisdom, and collaborating with some of the brightest minds in the tech industry. We are dedicated to fostering a diverse team and inclusive culture, where your potential is limited only by your imagination. We equip you with the tools, resources, and support necessary to propel your career forward.Engineering at BrexOur engineering teams are focused on crafting scalable systems with purpose and efficiency. We encompass Software, Data, Security, and IT, working autonomously yet collaboratively. We confront complex technical challenges, take ownership of our results, and strive for excellence in every facet—from architecture to deployment. Here, engineering is an art, and builders evolve into leaders.Your WorkspaceThis position is based in our Seattle office, where we maintain a hybrid work model that blends the energy and connections of in-office collaboration with the flexibility of remote work. Currently, we require a minimum of three in-office days per week: Monday, Wednesday, and Thursday. As a bonus, you also have the option to work remotely for up to four weeks each year!Your RoleJoining our Product Data Platform (PDP) team, you will spearhead the development and operation of our high-performance data, query, and search infrastructure that fuels essential Brex product functionalities. The mission of PDP is to ensure that Brex remains customizable, scalable, and reliable for finance teams, which necessitates the creation of deeply optimized, production-grade backend systems.As a Senior Software Engineer, you'll work on data-intensive, distributed systems at scale. Your leadership will drive architectural and performance enhancements across the platform, improving latency, accuracy, and scalability across various product interfaces. Additionally, PDP develops AI-driven data products, including an agentic reporting experience that allows clients to interact with their financial data in innovative and intelligent ways. Your contributions will ensure these systems are fast, reliable, and designed for scalability.

About HiveHive stands at the forefront of cloud-based AI solutions, empowering organizations to understand, search, and create content with unparalleled efficiency. Trusted by numerous industry leaders, our cutting-edge technology supports billions of customer API requests monthly through a suite of premium, pre-trained AI models. Hive also provides tailor-made software applications driven by proprietary AI models and datasets, enabling groundbreaking applications across diverse sectors. Our innovative solutions are reshaping content moderation, brand protection, sponsorship evaluation, context-driven ad targeting, and much more.With over $120M raised from top-tier investors, including General Catalyst, 8VC, Glynn Capital, Bain & Company, and Visa Ventures, Hive is expanding rapidly. We proudly employ over 250 talented professionals across our offices in San Francisco, Seattle, and Delhi. Join us and be a part of the AI revolution!About the RoleAs a Senior Frontend Software Engineer at Hive, you will play a pivotal role in shaping our Hive Data and Hive Enterprise products. Collaborating closely with designers, product managers, and fellow engineers, you will build the user interfaces that define our core offerings. Utilizing the latest web technologies, including React, Redux, Webpack, and ES6, you will craft innovative interfaces that deliver exceptional user experiences. In our agile and dynamic team environment, you will have the opportunity to iterate rapidly and influence software design decisions for product features. We seek passionate, technically adept teammates who excel in frontend technologies and thrive in a fast-paced setting, offering you the autonomy and responsibility to make a significant impact.

Join Duolingo as a Senior Backend Software Engineer and play a pivotal role in building scalable and innovative backend systems that enhance the learning experience for millions of users worldwide. Collaborate with cross-functional teams to design, develop, and maintain high-performance APIs and services that are critical to our platform's success.