Software Engineer, Product

Join Convex and revolutionize application development!At Convex, we are dedicated to transforming the way developers construct applications. Our mission is to fundamentally reshape software development on the Internet by enabling developers to create fast, reliable, and dynamic applications without the need for backend teams. Our comprehensive full-stack app…

About LangChainAt LangChain, we are driven by our vision to make intelligent agents a fundamental part of everyday life. We lay the groundwork for agent engineering, guiding developers from initial prototypes to production-ready AI agents that organizations can trust. Initially recognized for our extensive open-source tools, we have since evolved to provide a robust platform for building, assessing, deploying, and managing agents at scale.Today, our products, including LangChain, LangGraph, LangSmith, and Agent Builder, are instrumental for teams delivering cutting-edge AI solutions in both startups and large corporations. Millions of developers rely on LangChain to enhance AI capabilities at notable firms such as Replit, Clay, Coinbase, Workday, Lyft, Cloudflare, Harvey, Rippling, and Vanta, along with 35% of the Fortune 500.With $125 million raised in our Series B funding from leading investors like IVP, Sequoia, Benchmark, CapitalG, and Sapphire Ventures, we are in an exciting phase of growth, continuously innovating our product offerings. Every team member plays a significant role in shaping our technology and collaborative culture at LangChain.Role OverviewWork on-site five days a week in San Francisco, CA or New York, NYWe are seeking a Software Engineer to join our Infrastructure team, focusing on enhancing developer productivity for our LangGraph Cloud/Platform and LangSmith products. You will collaborate closely with Infra, Backend, and Frontend teams to confidently deliver across Kubernetes-based services, APIs, and UI flows. Additionally, you will help establish quality practices tailored to LLM applications, such as prompt regressions and evaluation suites.Develop and manage test strategies across APIs, services, UI, data, and infrastructure (K8s/Terraform/Helm).Create ephemeral test environments in Kubernetes for pull requests and release candidates; generate test data and execute hermetic suites.Advance quality in CI/CD (GitHub Actions): implementing parallelization, caching, deterministic seeds, flake tracking, and quality gates.Enhance test observability: provide rich failure artifacts (videos, logs, traces), Datadog dashboards, and actionable alerts.Ensure performance & reliability: establish baseline SLIs/SLOs for critical paths; conduct capacity tests and regression detection.Collaborate on incident workflows: troubleshoot issues, implement targeted regression tests, and refine runbooks/processes.

Role OverviewAs a Product Software Engineer at OpenEvidence, you will have the opportunity to design, develop, and deliver impactful features across web, mobile, and backend systems. Your work will directly affect nearly half of all clinical decisions and patient interactions in the United States.We seek exceptional engineers who thrive in a versatile environment. You will have the autonomy to work across various products and projects, taking ownership of the areas where you can create the most significant impact.About OpenEvidenceOpenEvidence stands as the leading medical AI platform globally. With over 40% of US clinicians utilizing our services, our growth is propelled by product-led adoption through word of mouth. As a $12 billion company, our engineering team, comprised of 30 skilled professionals from prestigious institutions such as MIT, Harvard, and Stanford, is dedicated to building revolutionary products. We believe that transformative technologies emerge from small, exceptional teams that are empowered to take ownership and move swiftly. Join us at this pivotal moment to shape the future of medical AI.Our CultureWe hold the belief that work should be approached with a world-class mindset. The journey of building from the ground up and scaling is akin to a professional sport, where excellence is the standard. We recognize that groundbreaking technologies arise from individuals taking full ownership of their work. Significant achievements occur when one is driven to make them happen.Who You AreThis role is not for those seeking a traditional 9-5 job or academic pursuits. If you are eager to dive into challenges, create from scratch, and make a tangible difference in the lives of millions while contributing to substantial revenue growth, this may be the right opportunity for you.The ideal candidate is a brilliant engineer who is smart, ambitious, resourceful, independent, detail-oriented, and driven, with a humble attitude. We understand this is a rare combination, which is why we are searching for more exceptional individuals to join our team.Work EnvironmentAll full-time engineering roles require in-person attendance five days a week in either San Francisco or Miami.

Join Our Dynamic TeamWe are seeking talented software engineers to enhance the productivity of our Workload team. This team is responsible for maintaining the essential components of OpenAI’s training and inference frameworks, as well as executing cutting-edge experiments.About the OpportunityWe are in search of an individual who is passionate about improving the developer experience within OpenAI’s core training and inference frameworks.Your Responsibilities:Optimize development workflows for your fellow engineers.Collaborate with various Workload teams to address specific needs while working with centralized teams that manage different aspects of the development experience.Enhance iteration speed, particularly by improving the Continuous Integration (CI) processes for specific teams.Increase reliability by leading the testing strategies for various components.Tackle the diverse challenges involved in building libraries and systems that will delight our researchers.What Makes You a Great Fit:You are driven by a desire to help others and believe that exceptional teams are built by selfless contributors.You appreciate the significance of developer experience, recognizing that seamless iteration on a simple codebase is crucial.When encountering obstacles, your first instinct is to find solutions to prevent future issues, often following through with code changes.You possess a pragmatic mindset, knowing how to balance perfectionism with the need for progress.You enjoy taking projects from inception to completion, thriving in co-design scenarios where user and system understanding come together.You have a passion for working with Python.About OpenAIOpenAI is a pioneering organization at the forefront of artificial intelligence research and deployment. Our mission is to ensure that artificial general intelligence benefits all of humanity. With a commitment to safety and ethics, we are dedicated to advancing AI technology while ensuring its alignment with human values.

Role overview The Senior Software Engineer II for Developer Experience at Carta will design and build tools and systems that support engineering teams. The focus is on making workflows more efficient and enabling teams to deliver high-quality products. What you will do Collaborate with cross-functional groups to identify and address challenges in developer workflows Develop and enhance tools that make software development more scalable and intuitive Use software engineering skills to create solutions that improve daily life for engineers Support systems that help Carta teams deliver products aligned with client needs Location This role is based in San Francisco, CA; Santa Clara, CA; or New York, NY.

About Sprinter Health:At Sprinter Health, we are dedicated to revolutionizing healthcare access by delivering services directly to patients’ homes. Our mission addresses the alarming statistic that nearly 30% of Americans forgo essential preventive and chronic care due to transportation barriers. The emergency room often becomes the first point of contact with the healthcare system, resulting in over $300 billion in unnecessary costs annually.Leveraging advanced technology akin to leading marketplace and last-mile logistics platforms, we ensure that care reaches those who need it most. To date, we have helped more than 2 million patients across 22 states, conducted over 130,000 in-home visits, and achieved an impressive 92 NPS score. Supported by over $125 million in funding from prominent investors such as a16z, General Catalyst, GV, and Accel, we continue to thrive with a strong financial runway.About the Role:We are on the hunt for an accomplished Senior Backend or Full-Stack Software Engineer with over 5 years of experience eager to create the foundational systems that enable last-mile healthcare delivery. In this role, you will engage with products that integrate logistics, enhance patient experience, ensure safety, and streamline medical operations. You will be responsible for designing and scaling backend services, managing data flows, establishing integrations, and developing in-product experiences that directly impact patient care. Your work will encompass areas from clinician routing and booking flows to medical device integration and clinical error prevention, as you take charge of complex, high-stakes systems from inception to execution. If you are passionate about utilizing coding to tackle real-world challenges and deliver transformative healthcare solutions, this is the perfect opportunity for you.Office Location:We operate as a hybrid organization based in the Bay Area, with offices in both San Francisco and Menlo Park. We value work-life balance and recognize the importance of adaptability in our work arrangements.

Exciting OpportunityJoin Enigma at a pivotal moment in our journey. Our innovative products are delivering significant value to clients, and we are eager to enhance our capabilities and market presence.We are in search of a seasoned Senior Software Engineer to join our Applied Technologies team. In this role, you will be instrumental in designing, developing, and overseeing vital systems dedicated to financial crime prevention and broader risk management, collaborating with both teammates and clients to tackle impactful, real-world challenges.Your RoleAs a Senior Product Software Engineer within the Applied Technologies team, you will architect, develop, and manage model-driven solutions and products that tackle intricate challenges such as sanctions screening, anti-money laundering (AML), fraud detection, and other risk-related scenarios. You will work closely with go-to-market teams, product managers, engineers, and client stakeholders to transform genuine customer requirements into scalable, production-ready solutions.You will take ownership of key product functionalities from conception to deployment, shaping and executing technical designs and roadmaps while applying sound judgment and engineering principles. This position is perfect for an engineer who thrives in ambiguous problem spaces, enjoys engaging in the entire product lifecycle, and is driven by delivering high-impact solutions that generate substantial value for customers.Your ResponsibilitiesDevelop scalable, high-availability, high-throughput, model-driven solutions and products for both cloud and on-premises environments.Resolve challenges using containers, cloud infrastructure, and infrastructure as code, utilizing technologies such as Docker, AWS, Google Cloud, and Terraform.Manage project timelines and deliverables in collaboration with client stakeholders and team members, proactively identifying potential delays and ensuring timely delivery.Commit to writing clean, well-tested, and maintainable code, with Python and React as core technologies.Possess a keen interest in utilizing AI-assisted tools like Claude Code and Cursor.Familiarity with LLM agent integrations such as MCP, API calls, and query optimization.Recognize and resolve issues that may go unnoticed by others.Motivate and inspire your team members to perform at their best while fostering a collaborative and supportive team culture.Why This Role is ExcitingImpact: Your technical expertise and leadership will directly influence our customers and the success of our products in the market.

Role overview Patch.io seeks a Senior Product Engineer based in San Francisco. This position centers on creating, improving, and maintaining products for a diverse client base. The role combines hands-on software development with influencing technical direction to support business needs. What you will do Design and build new product features, taking ideas from initial concept through launch Improve current products by enhancing performance and usability Collaborate with engineering, product, and other teams to deliver solutions that address customer needs Ensure technical choices support overall business objectives Location This role is based in San Francisco.

At Thinking Machines Lab, our mission is to enhance human potential through the advancement of collaborative general intelligence. We aspire to create a future where everyone can harness the knowledge and tools necessary to utilize AI for their unique objectives.We are a diverse team of scientists, engineers, and builders, responsible for developing some of the most utilized AI products, including ChatGPT and Character.ai, alongside open-weight models like Mistral. Our contributions extend to popular open-source projects such as PyTorch, OpenAI Gym, Fairseq, and Segment Anything.About the RoleWe are in search of a Developer Productivity Engineer who will play a pivotal role in transforming our software development process to be safer, faster, and more enjoyable. Your primary focus will be on AI tools and coding agents, collaborating closely with platform, security, and product engineers to craft state-of-the-art tools for AI-assisted software development, significantly speeding up our internal processes.This role encompasses establishing company-wide platforms and working directly with developers to enhance their individual workflows.Note: This is an evergreen role that remains open for ongoing interest. While we receive numerous applications, there may not always be an immediate match for your skills and experience. We encourage you to apply as we continuously review submissions and reach out as new opportunities arise. You are welcome to reapply after gaining more experience, but please refrain from applying more than once every six months. Occasionally, we post specific roles for targeted projects or teams; in those cases, feel free to apply directly alongside this evergreen listing.What You’ll DoEmpower researchers and engineers to leverage AI for improved coding productivity while maintaining high code quality.Standardize AI coding tools such as Claude Code, Cursor, and Codex, helping to configure, secure, and maintain these tools while balancing organization-wide settings with individual developer preferences.Create secure, reproducible agent sandboxes for remote development and continuous integration testing.Establish golden-path development environments and safeguard measures for sensitive information.Assist individual contributors in crafting their personalized AI-enabled workflows.Monitor tool usage, reliability, and cost.

About Nooks.ai:Nooks is revolutionizing the sales landscape with its AI Sales Assistant Platform (ASAP), enabling sales representatives to optimize their efforts by automating routine tasks. This allows them to focus on building relationships and driving revenue. Trusted by top sales teams from renowned companies like Hubspot, Rippling, and Toast, Nooks has empowered thousands of sales professionals to exceed their quotas, saving them significant hours and generating hundreds of millions of dollars in sales pipeline.Backed by over $70M in funding from leading venture capitalists, including Kleiner Perkins—making its first sales-tech investment in over a decade—Nooks has achieved remarkable growth, increasing its Annual Recurring Revenue (ARR) by 4x and then 3x over the past two years, with plans for another 3x growth this year.Discover more at Nooks.ai.About the Role:We are on the lookout for a Senior Software Engineer to join our dynamic engineering team. In this pivotal role, you will leverage your expertise in Large Language Models (LLMs) and AI agents to redefine how enterprises approach outbound sales and pipeline generation. You'll play a key role in scaling our existing solutions and developing new products in collaboration with our clients. As a senior member of our team, you will partner closely with engineering leadership to influence both technical and product direction. If you thrive in a fast-paced environment and are eager to contribute to the creation of a groundbreaking sales product, we would love to connect with you.Your Responsibilities:Design and maintain robust, scalable applications across the entire tech stackLead the development and implementation of innovative features within our core platformCollaborate with product management, design, and cross-functional engineering teams to deliver high-impact solutionsArchitect and develop user-facing components using React and TypeScriptBuild backend services and APIs utilizing Node.js and PythonGuide and mentor junior engineers in best practices, coding standards, and architectural strategiesOversee the complete lifecycle of feature delivery, from concept to productionContinuously enhance the performance, scalability, and reliability of our software solutionsContribute to the development of the technical roadmap and establish engineering standards for the team

Join Arena IntelligenceAt Arena Intelligence, we are pioneers in assessing the real-world performance of AI models. Founded by esteemed researchers from UC Berkeley's SkyLab, our goal is to enhance and measure the capabilities of AI technologies for practical applications.Each month, millions leverage Arena Intelligence to understand frontier system dynamics, using our community's insights to foster transparent, rigorous, and human-centric evaluations. Leading organizations and AI laboratories depend on our assessments to gauge real-world reliability, alignment, and implications. Our leaderboards set the benchmark for AI performance, earning trust from industry leaders and influencing global discussions on model reliability and advancements.Our team comprises researchers, engineers, scholars, and innovators from renowned institutions such as UC Berkeley, Google, Stanford, DeepMind, and Discord. We prioritize truth-seeking, agility, and craftsmanship, valuing curiosity and impactful contributions over hierarchy. We're fostering a workplace where thoughtful and diverse individuals can excel. Each team member is a domain expert, contributing to an environment rich in excellence, energy, and focus.Role OverviewWe are looking for a Senior Full-Stack Product Engineer to spearhead the technical design and development of AI-focused products within our platform. This role involves taking ownership of features from inception to deployment—encompassing the proposal of technical solutions, implementation of core product workflows, and analysis of new functionalities' impacts. Ideal candidates should possess substantial experience in constructing reliable business logic at scale and be enthusiastic about influencing user interaction with state-of-the-art AI models.

Join Patreon as a Senior Software Engineer in the Product Foundations team, where you will play a vital role in shaping the future of our platform. You will work collaboratively with cross-functional teams to design, build, and optimize scalable systems that enhance user experience and drive engagement.In this role, you will leverage your expertise in software development to implement innovative solutions, troubleshoot and resolve complex issues, and contribute to the overall success of our product initiatives.

About MagicalMagical is at the forefront of agentic automation, revolutionizing the healthcare landscape with cutting-edge AI technology. Our platform is designed to empower healthcare providers by automating labor-intensive tasks, allowing them to concentrate on what truly matters: patient care.By streamlining processes like claims management, prior authorizations, and eligibility assessments in an industry plagued by administrative hurdles, we're facilitating a transformative shift—one that is both necessary and inevitable.Our AchievementsWe are leading the charge in agentic automation, evidenced by:Significant revenue growth as clients expand their usage into new workflows.Quick proof-of-concept demonstrations within just 7 days—far exceeding industry norms.Reliable, self-healing automation solutions that excel where others falter.Unlike other AI companies, we deliver dependable solutions that yield tangible outcomes. With $41 million raised from renowned investors like Greylock, Coatue, and Lightspeed, our founder Harpaul Sambhi brings a wealth of expertise, having previously sold his startup to LinkedIn.About the RoleAs a Senior Software Engineer, Product on our Builder Experience team, you will harness your full-stack expertise to develop features that enable teams to create, configure, and deploy AI agents seamlessly. You will oversee the entire product interface—from user-friendly no-code tools for agent setup to dynamic dashboards for real-time monitoring and assessment.This position is crafted for engineers passionate about creating exceptional user experiences, understanding that stellar UX is crucial for making advanced technology accessible. Collaborating closely with customers and our design team, you'll deliver features that enhance agent development, all while maintaining a firm grasp of the underlying systems to create effective abstractions.This is a hybrid role, requiring you to be in our San Francisco office three days a week.

Join our dynamic team at Sierra as a Software Engineer focused on product development. In this role, you will be responsible for designing and implementing high-quality software solutions that enhance user experiences and drive product success. Collaborate with cross-functional teams to gather requirements, develop specifications, and create innovative software solutions that meet the needs of our customers.

Join our innovative team at Harvey as a Senior Backend Software Engineer! In this pivotal role, you will be responsible for designing, developing, and maintaining our backend systems that power our software solutions. You will collaborate with cross-functional teams to deliver high-quality software that meets the needs of our clients.If you are passionate about backend development and eager to tackle complex challenges, we want to hear from you!

Join Scale AI as a Senior Software Engineer where you will play a crucial role in designing, developing, and managing secure and scalable infrastructure that empowers our team to excel in their work. You will collaborate with an innovative, agile, and solution-focused team dedicated to automating processes in identity and access management, endpoint management, and our extensive SaaS ecosystem. The right candidate will harness a variety of internal and external platforms to create applications, Slackbots, and dashboards for internal users while optimizing intricate workflows through automation. Your contributions will significantly enhance the operational efficiency of all General and Administrative teams within the company.Your Impact:As a full-stack engineer (60% backend / 40% frontend), you’ll collaborate with your team to create exceptional tools and applications for both internal use and external partners.You will be responsible for designing, developing, testing, and supporting full-stack applications on cloud-native distributed systems.You will establish real-time integrations with SaaS platforms across the organization.Develop a comprehensive quality framework/unit tests to ensure product performance, quality, and load handling, while effectively debugging and identifying system issues.Engage with broader teams, participate in engineering councils, conduct code reviews, and enhance our delivery processes.Work closely with the IAM team to manage cloud-based identity (Okta) and access controls, ensuring adherence to security protocols and standards for internal applications.Collaborate cross-functionally to identify opportunities for technological improvements and implement self-service solutions.

Role overview Adyen seeks a Senior Software Engineer in San Francisco to focus on Customer Developer Observability. This position aims to enhance the tools and systems that let clients monitor and analyze their performance across the Adyen platform. What you will do Collaborate with cross-functional teams to design and build observability solutions. Create and implement features that provide customers with deeper insights into their systems and data. Help improve the customer experience by making monitoring and analysis more effective and accessible.

At Crusoe, our vision is to enhance the availability of energy and intelligence. We are at the forefront of developing solutions that empower individuals to innovate boldly with AI, all while ensuring that we uphold principles of scalability, speed, and sustainability.Join us in driving the AI revolution through sustainable technology at Crusoe. You will play a pivotal role in fostering innovation, making a significant impact, and collaborating with a team that is leading the way in responsible and transformative cloud infrastructure.About the RoleWe are on the lookout for a Senior Software Engineer to take on the role of founding engineer within our new Enterprise Software Engineering team in IT. You will work closely with the Director to develop internal tools, automation processes, and integrations that remove manual tasks and address critical operational challenges across the organization.This role transcends traditional enterprise IT positions. You will leverage AI-assisted development as your primary method, delivering production-quality software within days instead of months, while laying the groundwork for future team members. As you grow in this role, your primary contributions will focus on defining specifications, context, and reusable patterns to guide AI agents, while still engaging in hands-on coding for the most complex challenges.Your ResponsibilitiesDesigning and deploying internal tools, automation, and integrations that provide measurable benefits across Finance, Operations, HR, and other business functions.Utilizing AI-assisted development as your standard workflow, which includes drafting specifications, creating prompts, reviewing AI-generated code, and iterating quickly.Establishing foundational technical patterns such as coding standards, project conventions, reusable components, and context files that facilitate AI-driven development.Creating and managing integrations between enterprise systems through APIs, middleware, and data pipelines.Developing solutions across a versatile environment that combines cloud application platforms with internal GPU compute for AI workloads.Collaborating with business teams during rapid prototyping sessions, then refining prototypes into production-ready systems complete with testing, monitoring, and documentation.Setting up CI/CD pipelines, automated testing, and quality assurance measures for all solutions delivered.Taking ownership of solutions from end to end, covering everything from specification and implementation to deployment and production support.

ConductorOne is pioneering the first AI-native identity security platform that safeguards every type of identity: human, non-human, and AI. Leveraging robust automation, platform-level AI, and ready-to-use connectors, we centralize access visibility, enforce nuanced controls, enable just-in-time access, and automate user access reviews across all applications. Our platform is user-friendly, quick to implement, and trusted by leading enterprises like DigitalOcean, Instacart, Ramp, and Zscaler.As a Software Engineer at ConductorOne, you'll be responsible for crafting the features, interfaces, and systems that ensure identity governance is secure, intuitive, and efficient. You will engage with the entire technology stack, from backend APIs to frontend components, taking full ownership of the product experience from initiation to delivery. You will closely collaborate with Product Management, Design, and fellow engineers to transform intricate workflows into elegantly simple solutions that empower our customers to manage access and automate compliance confidently.This position demands a high level of ownership: you will write production-quality code, engage in technical design discussions, and influence the evolution of ConductorOne’s products as we grow.

Why Choose Numeric?Accounting is the backbone of every business. Unfortunately, many software solutions in this field were designed in the early 2000s — cumbersome, slow, and outdated in terms of AI capabilities. Today, accountants are grappling with an escalating, unresolved data challenge stemming from complexity, data overload, and fragmented systems — leaving them without adequate tools for resolution. These challenges are significant, complex, and increasingly urgent. But they are solvable.Welcome to Numeric — the future of accounting and finance. We are developing a platform that embodies the vision of real-time, comprehensive, and reliable data and insights for organizations to enhance their decision-making and execution.Our mission addresses the foundational issues necessary for automating data ingestion, transformation, matching, projection, and reporting, creating a seamless graph of financial data. By integrating data, automation, workflows, and AI-driven experiences, we empower accounting teams to maintain a continuous view of their company’s financial health and activities.With strong product-market fit and a growing customer base that includes leaders such as Anthropic, Brex, OpenAI, Plaid, and Wealthfront, we are backed by top-tier investors including IVP, Menlo Ventures, Founders Fund, and 8VC, alongside founders and executives from Ramp, Segment, and other pioneering firms.About the RoleAs a Product Software Engineer at Numeric, you will take charge of the entire product lifecycle, directly influencing our product strategy and direction. We seek innovative, dynamic builders with robust foundational skills and a commitment to enhancing user experiences and addressing key challenges.Potential ResponsibilitiesYou may work on our advanced data platform, which includes:Ingestion processes, metadata management, lineage tracking, and transformation for thorough analysis and insights while ensuring source traceability.Our reporting tools, enabling end-users to create flexible, highly-structured financial projections that can be saved as reports and seamlessly integrated into their workflows. These reports are both traceable and composable, allowing users to delve into transaction-level details and beyond.Monitoring systems, empowering clients to identify and rectify data issues at the source and prevent errors...