Product Software Engineer

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.

Join our dynamic team at Zip as a Software Engineer, specializing in AI product development. We are seeking a passionate mid-senior level engineer who is eager to contribute to innovative solutions that can shape the future of technology. In this role, you will collaborate closely with cross-functional teams to design and implement AI-driven applications that enhance user experiences.Your expertise will play a critical role in transforming ideas into scalable, robust software solutions. You will be involved in all stages of the development lifecycle, from requirements gathering to deployment, ensuring high-quality code and efficient performance.

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.

About Resolve AIAt Resolve AI, we are revolutionizing the field of software engineering by addressing the burdens of software maintenance and production troubleshooting. Our cutting-edge AI Production Engineer autonomously investigates and resolves complex system issues from start to finish.Founded by Spiros Xanthos and Mayank Agarwal, who were pivotal in developing OpenTelemetry and leading Splunk Observability, our leadership team boasts a history of two successful exits to Splunk and VMware.We have secured over $150 million in funding from prestigious investors such as Lightspeed, Greylock, Unusual Ventures, and notable individuals like Jeff Dean (Chief Scientist, Google DeepMind), Thomas Dohmke (CEO, GitHub), Matt Garman (CEO, AWS), Reid Hoffman (Founder, LinkedIn), and Fei-Fei Li (Professor, Stanford).The RoleWe are seeking AI Agent Engineers who meld robust engineering expertise with AI-driven innovation, and a steadfast commitment to enhancing customer outcomes. Your role will encompass not just delivering features but also fully grasping customer challenges and implementing solutions that tangibly enhance their experiences.The most accomplished software engineers spend considerable time determining what to build, rather than merely coding. With the emergence of tools like Claude Code and Cursor, this balance is shifting, and we believe this trend is beneficial.This position transcends traditional software engineering. It acknowledges that impactful engineering work today resides at the crossroads of advanced technical execution, deep customer understanding, and thorough evaluation of effective solutions.What You'll DoChampion customer success from start to finish. Collaborate closely with customers, design partners, and internal teams to outline technical requirements, define success metrics, and establish delivery timelines — and then take the initiative to build and launch the solutions.Develop meaningful product features. Design and implement features across the entire technology stack, focusing on addressing real-world problems encountered in production rather than abstract concepts.Seamlessly integrate with customer environments. Dive deep into understanding customer systems and ensure our solutions fit perfectly within their workflows.

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)

Mixpanel supports over 29,000 organizations, including Workday, Pinterest, LG, and Rakuten Viber, in transforming data into actionable insights. The platform blends product and web analytics, session replays, experimentation tools, feature flags, and metric trees. Mixpanel’s AI-driven analytics help teams improve adoption, retain users, and launch features confidently. More about the company can be found at mixpanel.com. Proactive Insights Team The Proactive Insights team is a new group dedicated to advancing Mixpanel’s AI analytics vision. Their mission is to move from reactive analytics to a system that proactively surfaces insights for users. The team tackles challenges such as identifying what changed in the data, understanding the reasons behind those changes, and recommending next steps. The aim is to keep users informed with timely and relevant recommendations, both within the Mixpanel platform and through external channels. AI-powered root cause analysis: Agents diagnose metric changes, identify key drivers, and suggest actions. AI automations for KPI monitoring: Automated agents track KPIs and deliver insights to Slack, email, or directly in Mixpanel. Intelligent alerts and anomaly detection: Advanced models, such as TimesFM, highlight significant shifts in data. Role overview The Senior Software Engineer - AI Product Insights joins the Proactive Insights team to build features that redefine how teams interact with their data. This position covers the full stack: designing dynamic frontend experiences using React, developing backend services in Python, and integrating with the query engine to surface unexpected insights. The work directly supports Mixpanel’s goal of making analytics more proactive and useful for customers. Location This role is based in San Francisco with a hybrid work arrangement.

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 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.

Join Figma, a leading design platform, as a Manager of Software Engineering for our innovative AI product team. In this pivotal role, you will lead a team of talented software engineers, driving the development of cutting-edge AI solutions that empower designers and teams around the world.Your responsibilities will include overseeing project lifecycles, mentoring team members, and collaborating with cross-functional teams to align on product vision and execution. You will play an integral part in shaping the future of design technology.

Responsibilities:Develop Our Product. Take ownership of software features that enhance our AI platform, empowering private market investors to analyze deals swiftly and accurately. This role requires you to actively engage in coding and delivering essential platform components from the ground up.Ensure Quality and Excellence. Establish and maintain coding standards, architectural guidelines, and review procedures; mentor fellow engineers. Co-cultivate a culture centered on practical, reliable, and test-driven development that swiftly meets business requirements.Scale for Growth. Assist in monitoring and scaling the architecture of our platform and its infrastructure.Collaborate Across Functions. Engage closely with product, security, and go-to-market teams to translate our strategic roadmap into actionable features and deliverables.

Join Sofi as a Principal Product Manager for our AI Software Development Lifecycle (SDLC) team, where you will lead innovative product strategies and drive impactful solutions in the realm of artificial intelligence.In this role, you will collaborate with cross-functional teams to enhance our product offerings, ensuring our AI solutions meet market demands and user needs. Your leadership will be pivotal in shaping the future of AI within our company.

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.

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.

About CartesiaAt Cartesia, our vision is to develop the next wave of artificial intelligence: a seamless, interactive intelligence that is accessible anytime and anywhere. Even the most advanced models today struggle to consistently analyze extensive streams of audio, video, and text—this includes a staggering 1 billion text tokens, 10 billion audio tokens, and 1 trillion video tokens—much less accomplishing this directly on devices.We are at the forefront of designing the model architectures that will revolutionize this capability. Our founding team, who met as PhD students at the Stanford AI Lab, pioneered State Space Models (SSMs), a groundbreaking tool for training efficient, large-scale foundational models. Our diverse team blends in-depth knowledge of model innovation with strong systems engineering and a product-driven engineering approach to create and deploy cutting-edge models and experiences.We are backed by prestigious investors including Index Ventures and Lightspeed Venture Partners, along with contributions from Factory, Conviction, A Star, General Catalyst, SV Angel, Databricks, and many others. We are privileged to have the mentorship of numerous esteemed advisors and over 90 angel investors from various fields, including leading experts in AI.About the RoleWe are seeking an AI-native Software Engineer focused on Developer Acceleration to enhance the developer experience and optimize the speed at which Cartesia engineers can ship solutions. This role involves creating innovative tooling at the cutting edge of AI programming, and developing a comprehensive playbook that empowers both engineers and non-engineers to efficiently deploy consistent and maintainable internal tools independently.Your ImpactDesign workflows that facilitate Cartesia's transition from problem identification to solution implementation with minimal human oversight.Remain informed about the latest advancements in AI-assisted development and champion its adoption within Cartesia.Develop automated end-to-end development and evaluation frameworks that empower coding agents to refine solutions and self-correct.Create a playbook for the Cartesia team to build data-connected, IAM-aware internal tools for both human-in-the-loop and automated processes.

About WorkWhileAt WorkWhile, we are dedicated to empowering workers to secure better livelihoods and enhance their quality of life. With over 80 million Americans engaged in hourly employment, many face unpredictable schedules, minimal wages, and scarce benefits, which can lead to financial uncertainty.We are transforming the landscape of frontline jobs by fostering a more adaptable and efficient labor market. Our AI-driven platform connects businesses with top-tier talent swiftly, while offering workers advantages such as same-day pay, complimentary telehealth services, opportunities for skill enhancement, and the flexibility to select shifts that align with their abilities and availability.Our ambitious vision is to align incentives and rectify inefficiencies in the labor market, disrupting the $650 billion staffing and recruiting industry. Supported by Khosla Ventures and recognized by the Inc. 5000 for significant growth, WorkWhile is at the forefront of redefining the future of work.Role OverviewWe are seeking a passionate Software Engineer to spearhead the design and implementation of AI-powered automation and intelligence features within our platform. This pivotal role sits at the crossroads of AI, product development, and engineering, emphasizing the application of LLMs and AI agents to optimize operational workflows, enhance worker-employer matching, and improve the overall user experience.Key ResponsibilitiesCollaborate with founders, sales, design teams, and fellow engineers to devise and execute innovative solutions for our users—both workers and businesses.Develop, deploy, and iterate on LLM-powered product features and internal evaluations to maintain high-quality standards.Create, implement, and refine LLM-driven workflows, utilizing available tools and resources effectively.QualificationsProven experience in building and deploying AI applications in a production environment.Strong proficiency in Python and familiarity with relevant AI frameworks and APIs.Solid understanding of optimizing AI infrastructure and enhancing the performance and output quality of LLM systems.A genuine passion for leveraging AI to address real-world challenges and improve economic opportunities for hourly workers.Engineering Culture at WorkWhileOur team is compact yet powerful, comprising seasoned engineers with backgrounds from companies such as Rippling, Stripe, DoorDash, and Faire.We prioritize user-centricity, excellence, agility, and a culture of enjoyment.

About the RoleJoin Saris-AI, an innovative applied AI startup based in San Francisco and Montreal, where we are revolutionizing the banking industry. Our mission is to address a $100 billion annual challenge, growing rapidly each quarter, as we explore the potential of advanced multi-turn AI systems.We focus on automation challenges that require extensive contextual reasoning, tool integration with existing systems, and adherence to compliance requirements—problems that lack straightforward solutions.Our successful deployment of real AI agents managing customer workflows has led to a burgeoning client base, and we are expanding quickly. We seek highly skilled technical professionals who aspire to make a significant impact from the outset.Core Engineering TeamWe are in search of a passionate Software Developer who excels in dynamic and ambiguous settings. You should have experience guiding products from the initial version to large-scale implementation, and a penchant for crafting sustainable, elegant systems.Your Key ResponsibilitiesConceive, develop, test, deploy, maintain, and enhance AI-driven software solutions tailored for the fintech sector.Manage project timelines effectively, prioritizing tasks to deliver exceptional features.Contribute to product and business strategies as a key player, influencing both technical frameworks and overarching goals.Encourage and uphold best practices, including code reviews and testing.Candidate ProfileProven experience in backend/fullstack engineering, particularly within SaaS projects with significant impact.Extensive knowledge of Python (Django, Flask, FastAPI), TypeScript (React), Docker, and cloud platforms (AWS/GCP).Solid track record in designing, constructing, and optimizing distributed systems.Strong foundation in both relational and non-relational databases (PostgreSQL, Redis).Expertise in API design (REST, GraphQL) and deployment practices.Preferred QualificationsExperience building intricate workflow orchestration systems.Familiarity with cloud infrastructure.Background in creating integrations or data pipelines.A passion for mentoring and developing team capabilities.

About SemgrepSemgrep stands at the forefront of code security, enabling developers to innovate seamlessly. We empower teams to identify, flag, and resolve real issues before deployment, utilizing adaptive security that evolves as development progresses. With Semgrep, code is secured in real-time, providing developers with the freedom to work swiftly while maintaining security integrity. Designed for developers and endorsed by security teams, Semgrep integrates into the developer's workflow, offering solutions without disrupting productivity, while giving security teams essential visibility and control. Our AI-driven approach minimizes false positives and prioritizes actionable vulnerabilities, earning the trust of 95% of security reviewers across over 6 million findings. Semgrep is making the dream of zero false positives a reality, enabling AppSec teams to manage 80% fewer false positives across Code and Supply Chain, significantly reducing backlog.Founded in San Francisco and supported by top-tier investors including Menlo Ventures, Felicis Ventures, Lightspeed Venture Partners, Redpoint Ventures, and Sequoia Capital, Semgrep has gained recognition from Gartner in Application Security Testing and is relied upon by industry leaders such as Snowflake, Dropbox, and Figma. Discover more at semgrep.dev.About the RoleAs a Staff AI Product Engineer within Semgrep’s Code team, you will leverage cutting-edge AI/ML technologies from leading companies (including OpenAI, Anthropic, Hugging Face, Amazon, Google) to develop user-centric security tools that accelerate the process of writing and deploying secure software.The Semgrep Code product enhances the software development lifecycle by pinpointing genuine vulnerabilities without hindering productivity. Unlike other security solutions that inundate developers with irrelevant alerts, we provide clear, actionable, and intuitive insights. The advancements in AI are already transforming how we minimize noise, and we believe there’s even more to unlock in the future.You will gain insights into the application-security domain, mentor fellow engineers, collaborate with product managers, security researchers, and application developers, while contributing to features that delight our customers. Within Semgrep’s culture of transparency, you’ll observe and impact the decisions that drive a startup’s success. Your contributions will be pivotal in establishing Semgrep as the leading code analysis initiative and a trusted security platform.Your Responsibilities:Integrate AI platform APIs into the Semgrep Code productDevelop and optimize LLM prompt chains for real-world developer scenariosExplore the latest advancements in AI/ML and evaluate their potential for product integrationCollaborate with cross-functional teams to enhance product features and functionality

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.

About UsAt Shepherd, we are pioneering a technology-driven approach as a Managing General Underwriter (MGU), fundamentally transforming the landscape of commercial Property & Casualty insurance tailored for high-hazard industries. Our mission is to create a seamless risk management experience for the builders and operators who are shaping our physical world — safeguarding innovation from the initial concept, through construction, and into long-term operation.We are developing the most advanced and efficient commercial risk platform, seamlessly integrating underwriting expertise, data analytics, and automation to achieve:Accelerated decision-making processesMore precise and informed pricing strategiesEnhanced risk management outcomesWith Shepherd, the balance between safety, speed, and quality is no longer a trade-off; instead, these elements synergize to foster progress. We are not merely updating insurance offerings; we are constructing the foundational risk infrastructure for the next generation of financial services, where technology, underwriting, and strategic partnerships harmonize to support the world’s most significant industries and the advancements they enable.Our InvestorsTo date, we have secured over $20 million in funding from esteemed investors, including:Spark CapitalCostanoa VenturesY CombinatorSusa VenturesIntact VenturesAnd more...Our TeamWe are a diverse team of technology experts and insurance aficionados, bridging the gap between these two dynamic fields. For further insights, visit our About page.Position OverviewWe are on the lookout for a skilled software engineer who is excited about our mission and eager to deliver their best work. You will take ownership of your projects, drive impactful results, and prioritize both technical excellence and customer satisfaction.