Software Engineer for Innovative Product Development

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.

About Our TeamJoin our innovative Applied AI team at OpenAI, where we responsibly deploy cutting-edge technology for global impact. We are the creators behind transformative products like ChatGPT, Plugins, DALL·E, and the APIs for GPT-4, GPT-3, embeddings, and fine-tuning. Our team also manages large-scale inference infrastructure, with exciting developments on the horizon.We are dedicated to learning from real-world deployments to maximize AI benefits while ensuring its responsible use. Prioritizing safety over unchecked growth, we directly engage with end-users through ChatGPT and empower developers via our APIs, enabling unprecedented product features.About the PositionAs a pivotal member of our Engineering Acceleration team, you will design, build, and maintain the essential systems that drive the development of ChatGPT and our APIs. This growing team offers you the opportunity to shape the strategy and vision that enhances developer productivity.Key Responsibilities:Lead the creation and implementation of tools and processes that boost engineering efficiency, minimize manual tasks, and enhance output quality.Leverage our advanced AI tools to redefine productivity standards within our engineering teams.Collaborate with internal teams to identify their workflows, challenges, and requirements, ensuring our systems effectively address their needs.Deliver innovative features and research capabilities in partnership with product engineers to establish the necessary technical groundwork.Advise engineering teams on best practices for building observable and scalable systems.Maintain responsibility for the reliability of the systems we develop, including participating in an on-call rotation for critical incident response.Ideal Candidate Profile:5+ years of engineering experience, with at least 3 years focused on developing infrastructure tools for developers.Empathetic understanding of the tools and processes that hinder engineering teams, contributing to inefficiencies or burnout.A relentless passion for learning and innovating in a fast-paced environment.

About UsAt Koah Labs, we are innovating the advertising landscape by creating an ad network designed for the next generation of AI-driven products. Our mission is to empower publishers with monetization solutions while enabling advertisers to connect with their target audience seamlessly, all without sacrificing speed, user experience, or privacy.As a compact and dynamic team based in San Francisco, our members bring diverse expertise from leading companies like X, Apple, and Meta, as well as from successful startups. Backed by top-tier investors, we are rapidly scaling with significant momentum on both the publisher and advertiser facets of our marketplace.Joining Koah means becoming part of something impactful from the outset; your code will directly influence the company's future and the ecosystem we are developing. We prioritize agility, trust, and a deep commitment to quality in our work.Our Technology StackInfrastructure: Terraform, AWS, LGTM (Loki, Grafana, Tempo, Mimir), Tailscale, CloudflareData Management: PostgreSQL, ClickHouse, Redis, Kafka, PythonCore Application Development: Ruby on Rails, React, TypeScriptSoftware Development Kits (SDKs): iOS, Android, Web, Flutter, React NativeKey ResponsibilitiesContribute to shaping the engineering organization’s foundation.Lead initiatives across the technology stack, exercising significant influence over product direction and technical design.Engage in technically challenging and fulfilling work, from optimizing matching algorithms to delivering high-quality user experiences for millions.Collaborate with cross-functional teams in data and go-to-market strategies to steer product development based on customer needs.Adopt a mindset of experimentation, continuously learning how users engage with AI-driven products and utilizing data from these insights to inform our efforts.Ideal Candidate ProfileProven experience in building and scaling production-quality systems and user experiences.Comfortable working across the technology stack, tackling unfamiliar tasks, and navigating ambiguity.Thrives in an in-person environment and values rapid feedback loops.Enjoys deconstructing problems and validating hypotheses through testing.

At C1, we are pioneering the future of security with our innovative AI-native identity security platform, designed to safeguard every type of identity—human, non-human, and artificial intelligence. Our solution harnesses the power of automation and platform-level AI, providing comprehensive access visibility and enforcing meticulous controls. Trusted by industry leaders such as DigitalOcean, Instacart, Ramp, and Zscaler, C1 delivers an intuitive, quick-to-deploy experience that empowers enterprises to manage identity efficiently.As a Software Engineer on our Product Development team, you will play a pivotal role in crafting the features, interfaces, and systems that enhance our identity governance solutions. Your work will span the entire technology stack, from backend APIs to frontend components, ensuring seamless delivery of exceptional product experiences. Collaborating closely with Product, Design, and fellow engineers, you will transform complex workflows into elegantly simple solutions, enhancing customer access management and compliance automation.This is a high-impact role where you will take ownership of shipping production-quality code, participating in technical design, and influencing the evolution of C1’s products as we scale.

Join our innovative team at Pallet as a Software Engineer specializing in product development. In this role, you will be responsible for designing, developing, and maintaining software solutions that enhance user experience and drive business growth. Collaborate with cross-functional teams to bring new features to life and improve existing systems.

Join our forward-thinking team at ReTeam as a Product Engineer, where you will be instrumental in creating, enhancing, and delivering products that make a difference. This role demands strong analytical skills, innovative thinking, and a commitment to excellence in product development. As a valued member of our team, you will collaborate with various stakeholders to identify opportunities, implement effective solutions, and drive ongoing product enhancements.

About the TeamJoin the Fleet team at OpenAI, where we create essential components that empower innovative research across a spectrum from small-scale initiatives to cutting-edge advancements. Our mission is to accelerate the journey toward Artificial General Intelligence (AGI) by collaborating with diverse teams to enhance the development of groundbreaking capabilities.About the RoleAs OpenAI continues to expand its talented pool of researchers and engineers, we are looking for a dedicated and resourceful Software Engineer focused on enhancing the development experience for both our engineering and research teams.In this pivotal role, you will design and maintain systems that facilitate rapid development, testing, and deployment of new features, ensuring a seamless and efficient development cycle. You will be instrumental in shaping our vision for software development, overseeing the architecture of our continuous integration pipelines, testing frameworks, and the support structures for our build environments.Your expertise in Python, Rust, and C++ will be crucial as you strive to elevate our development processes, creating a state-of-the-art experience for our researchers. Your contribution will be vital in providing the necessary tools and metrics to support our fast-paced culture, ensuring a stable and scalable platform for growth while promoting a frictionless experience for OpenAI’s research efforts.This position is based in San Francisco, CA, following a hybrid work model of three days in the office each week, along with relocation assistance for new hires.You may excel in this role if you:Have experience supporting large-scale monorepo development and deploymentPossess strong programming skills in Python, particularly in large monoreposAre proficient in Docker and KubernetesHave a solid background in Continuous Integration/Continuous Deployment (CI/CD)

About StravaStrava is the ultimate app for individuals who embrace an active lifestyle. With a vibrant community of over 180 million athletes spanning more than 185 countries, Strava transcends mere workout tracking—it's a platform where individuals collaborate to achieve their goals, develop new habits, and surpass personal milestones. Regardless of your chosen sport or tracking method, Strava is here to support you. Join us and start crushing your goals today by beginning your journey with Strava.Our mission is straightforward: to inspire individuals to lead their most active lives. We firmly believe in the transformative power of movement to connect and propel people forward.About This RoleAs a key member of the Foundation engineering team at Strava, you will play a crucial role in ensuring the reliability and security of the infrastructure that supports millions of athletes on their journeys. You will develop the tools, frameworks, and platforms that are essential to delivering valuable features to our users.In your role as a Senior Engineer on the Foundation team, you will have the opportunity to enhance Strava's core platform. You will empower teams to innovate swiftly and confidently by enhancing the developer experience, creating tools, collaborating with teams, and ensuring that features are delivered safely and efficiently.We embrace a flexible hybrid work model, which means you will spend over half of your time on-site at our San Francisco office—three days a week.

At ConductorOne, we are revolutionizing identity security with our innovative AI-native platform designed to safeguard every type of identity—human, non-human, and AI. Our platform leverages powerful automation and advanced AI capabilities to centralize access visibility, enforce fine-grained controls, provide just-in-time access, and automate user access reviews across all applications. Trusted by industry leaders such as DigitalOcean, Instacart, Ramp, and Zscaler, our solution is user-friendly, quick to deploy, and highly effective.As the Product Development Manager at ConductorOne, you will spearhead dynamic engineering teams with a strong sense of ownership, responsible for designing and delivering features that propel our product's success. You will ensure high standards of execution, quality, and timely delivery, guiding teams through every stage of development to create engaging customer experiences that drive business growth. Your leadership will be key in nurturing exceptional engineering talent, cultivating a culture of autonomy and accountability, and providing your teams with the clarity and support necessary to operate efficiently and confidently.Key Responsibilities:Lead and oversee small, empowered engineering teams tasked with developing and deploying product features that exceed customer expectations.Drive the product development lifecycle from conception to launch, guaranteeing timely delivery of high-quality, impactful features.Work closely with Product and Design teams to set clear objectives, manage trade-offs, and ensure smooth user experiences.Encourage engineers to take complete ownership of their projects—from design to operation—while fostering a culture of accountability and craftsmanship.Lead hiring and team development efforts to expand ConductorOne’s product development capabilities for sustainable success.Shape team structures as the organization evolves, ensuring clear responsibilities and effective collaboration.Implement streamlined, efficient processes that promote rapid iteration while upholding product quality and reliability.Mentor engineers and technical leads, guiding their development as influential technical leaders and innovative product thinkers.Ideal Candidate Qualifications:Demonstrated experience managing product-driven engineering teams in fast-paced environments.Proven track record of building, scaling, and retaining high-performing engineering teams.Strong leadership and communication skills, with a passion for fostering a collaborative team culture.

Advancing Self-Improving Artificial IntelligenceAt Letta, we’re on a mission to revolutionize artificial intelligence. Unlike traditional AI systems, which are often rigid, our self-improving agents learn continuously from their experiences to adapt and evolve over time.Founded by the innovators behind MemGPT at UC Berkeley’s Sky Computing Lab, home to the development of Spark and Ray, we are supported by industry leaders like Jeff Dean and Clem Delangue. Our AI agents are already enhancing production systems at companies such as 11x and Bilt Rewards, improving every day.Join our elite team of researchers and engineers as we tackle one of AI’s most significant challenges: creating machines that can reason, remember, and learn like humans do.Please note: this position requires in-person attendance, 5 days a week, at our downtown San Francisco office.At Letta, we’re redefining the developer experience for creating, deploying, and engaging with advanced AI agents. We believe that the full potential of AI can only be achieved if developers have the tools necessary to understand their agents thoroughly. Our approach emphasizes:Transparency: Unlike many closed AI systems, we prioritize clarity, providing developers with insights into how their agents interact with LLMs, including what data is inputted and the reasoning behind it.Control: Developers will enjoy granular control over model backends, memory, and inter-agent communication, all while ensuring simple integration with applications.Experience: Working with LLMs should be an enjoyable journey. We are committed to delivering outstanding products with exceptional design.As a Product Engineer, you will play a critical role in building, designing, and defining the interfaces through which developers will engage with our agent framework across various application surfaces.

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 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.

Join our dynamic team at fal as a Product Engineer, where your engineering expertise will shine in creating and deploying exceptional user experiences. You will leverage your strong knowledge of both backend and frontend technologies to take ownership of product features from conception through to launch. Your skills in developing robust APIs, managing databases, and designing interactive user interfaces will be critical as you focus on delivering high-quality, scalable, and maintainable products.

Join our innovative team at Intuitive Surgical, Inc. as a Mechanical Engineering Manager focused on Product Development for our cutting-edge Instruments & Accessories. You will lead a talented engineering team, driving the design and development of state-of-the-art mechanical systems that enhance our robotic surgical platforms. Your expertise will be crucial in managing projects from concept through production, ensuring alignment with company goals and customer needs.As a leader, you will foster collaboration across various departments, mentoring junior engineers and promoting a culture of continuous improvement. Your strategic vision will help shape the future of surgical technology.

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.

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 platform is meticulously designed with database, compute, and backend abstractions, allowing developers and LLMs to innovate quickly while ensuring that products remain scalable and manageable over time.About Our Team:Our team comprises engineers who have designed and built some of the most significant backends worldwide, handling exabytes of data and millions of transactions per second, while delivering desktop and mobile software to billions of devices. We are a friendly, collaborative, and passionate group that thrives on working together in our San Francisco office.Your Role:At Convex, we have a vast product surface area that includes our dashboard, insights, third-party integrations, project management, billing systems, email services, logging, and streaming, all of which are crucial to our customers’ businesses. These products need to be robust, reliable, intuitive, and enjoyable to use. We seek engineers who are passionate about creating excellent product experiences and expanding our offerings, particularly as we advance into higher markets.If you are an engineer with a keen design sensibility who values quality and is skilled at prioritization while collaborating directly with customers and business teams, you will likely be an excellent fit for our team. This role is for those who aspire to do impactful work and utilize product insights to determine the “why” and “what” of our development process, not just the “how”.Your Responsibilities Include:Designing, building, and maintaining Convex’s platforms, dashboard UI, integrations, billing, and other services.Collaborating directly with customers and leadership to define feature development plans.Developing a deep understanding of customer needs and business objectives to make informed tradeoffs and prioritize effectively.Establishing best practices and reliability standards as our team and systems grow.Contributing to a culture of excellence in product development.

About Sprinter Health:At Sprinter Health, we are dedicated to transforming healthcare accessibility by delivering services directly to patients' homes. Approximately 30% of patients in the U.S. forgo essential preventive or chronic care due to transportation challenges, often leading them to the emergency room as their first point of contact with the healthcare system, resulting in over $300 billion in avoidable costs annually.Leveraging cutting-edge technologies that drive leading marketplace and last-mile platforms, we prioritize delivering care where it is needed most. To date, we have successfully assisted over 2 million patients across 22 states and conducted more than 130,000 in-home visits, boasting a remarkable 92 Net Promoter Score (NPS). With a team of skilled clinicians, technologists, and operators, we have raised over $125 million from esteemed investors such as a16z, General Catalyst, GV, and Accel, ensuring a strong multi-year runway for our initiatives.About the Role:We are seeking an experienced Senior Backend or Full-Stack Software Engineer with a minimum of 5 years of experience who is eager to create the foundational systems that enable last-mile healthcare delivery. In this role, you will engage in developing products that integrate logistics, patient experience, safety, and medical operations. You will be responsible for building and scaling backend services, data flows, integrations, and product experiences that are critical to patient care. Your responsibilities will include routing clinicians, managing booking flows, integrating medical devices, and mitigating clinical errors, allowing you to manage complex, high-impact systems from inception to execution. If you are passionate about solving real-world problems through coding and delivering products that enhance healthcare access, we invite you to apply.Work Environment:As a hybrid company based in the Bay Area, we have offices in both San Francisco and Menlo Park. We value work-life balance and understand that flexibility is essential at times.

Join Us as a Product EngineerAt Variance, we are at the forefront of teaching machines to navigate complex decision-making processes at scale. Our mission involves developing AI agents designed to combat fraud, scams, and abuse with high precision.Based in San Francisco, our small but highly skilled team is dedicated to solving challenges that impact billions of events and entities. We proudly serve a diverse clientele, including Fortune 500 companies and global marketplaces, as we strive to save millions of hours of human labor. If you excel in environments that demand ownership, speed, and collaboration with founders, you'll thrive here.Who You Are:You possess a deep passion for craftsmanship and have clear opinions about your work.You are familiar with our technology stack: React/Next.js, TypeScript, MySQL, and ClickHouse. However, we prioritize foundational skills over specific technologies.You thrive on owning features from backend development to a polished user interface and deployment.You are excited by the opportunity to create AI interfaces that have the potential to save lives.Your Responsibilities:Deliver end-to-end features with iteration cycles that are measured in hours, rather than months.Expand our product into new sectors and workflows through swift pilots and live demonstrations.Collaborate directly with the founders on large-scale, pioneering challenges.Design systems where AI algorithms make real-time decisions, ensuring a balance between accuracy, speed, and user confidence.Our Culture:We foster a culture of ownership, urgency, and craftsmanship. We encourage spirited discussions, innovative ideas, and creating work we take pride in. Our team operates fully in-person in San Francisco.What We Offer:A competitive salary accompanied by meaningful equity.Comprehensive healthcare options, including platinum-level medical, dental, and vision coverage.Unlimited paid time off (PTO), sick leave, and parental leave.Monthly reimbursement of up to $100 for personal health and wellness expenses.401(k) retirement plan.

At Discord, we connect over 200 million users monthly through gaming and community engagement. With 90% of our users immersing themselves in video games, we are revolutionizing how gamers communicate and collaborate. We strive to enhance the gaming experience by facilitating effortless communication and interaction before, during, and after gameplay.Become a pivotal member of our Core Product Engagement team, where you will lead the development of essential features that make Discord a cherished platform for gamers and friends alike. We seek a highly motivated, goal-driven individual to guide a talented team of full-stack engineers. In this role, you'll collaborate seamlessly with product managers, designers, and data scientists while engaging in hands-on coding, data analysis, and product advancement.As a member of our dynamic team, you will take full ownership of the core user experiences that define Discord, enhancing the foundational elements that enable our users to thrive and connect with their friends and communities!