Founding Generalist Engineer SDKs & Developer Tools
Trajectory
Trajectory, based in San Francisco, is seeking a Founding Generalist Engineer to craft the product experience for continual learning. The role involves owning the SDK and API surfaces while working directly with founders and industry-leading partners. Ideal candidates will have strong full-stack engineering skills and experience with AI-powered products. The team comprises ex-DeepMind and OpenAI researchers, building systems powered by real user workflows. Join us in shaping the future of developer-first product experiences. #J-18808-Ljbffr
- ...Type Full time Department Engineering Speakeasy is the best in class developer platform for building and deploying agent tools as hosted MCPs. Our... ...for crafting high-quality SDKs for APIs, and have since... ...we’re looking for strong generalists and product engineers who...SuggestedFull time
$350k
...Software Engineer, Systems Generalist Thinking Machines Lab's mission is to empower humanity through... ...everyone has access to the knowledge and tools to make AI work for their unique... ...embedding governance best practices. Developer Productivity: We care deeply about...SuggestedLocal areaImmediate startVisa sponsorshipWork visaRelocation packageFlexible hours- A dynamic AI company is looking for a Founding Developer Relations Engineer to enhance developer engagement and adoption. The ideal candidate will attend events, develop demos and SDKs, and produce impactful technical content. A minimum of 3 years of relevant experience...SuggestedRemote job
- ...SupportFinity™ is seeking a Software Engineer to enhance developer productivity within our Infrastructure team. You will build tools and systems that improve engineering workflows, including CI/CD and AI coding tools, influencing how developers use AI in software development...Suggested
- ...had acquired the company he founded, Quip) and CTO of Facebook.... ...the creation and execution of developer training and enablement... ...Agents as an Agent Software Engineer, building the knowledge to become... ...– especially developer tooling, SDKs, and APIs. ~ Demonstrated...SuggestedFull timeFlexible hours
$179k - $240k
...Location Type On-site Department Engineering Compensation $179K - $240K... ...Every AI app needs agentic "tools" - special functions that let... ...Market Fit : Our CEO previously founded Stormpath (acquired by Okta),... ...first Authentication API for developers. He's done this before - and...Full timeShift work- Harper is seeking a Software Engineer to enhance developer experiences in San Francisco. You'll drive improvements in CI/CD systems, ensuring build... ...environment parity, and building internal developer tooling. Competitive compensation and equity offerings are part of...Local area
- The Developer Experience team at OpenAI seeks a Developer Experience Engineer to create engaging technical content and developer tools. This role focuses on empowering developers globally and demonstrating best practices for building applications with Codex and OpenAI'...
- A tech startup in San Francisco is seeking an Agent Experience Engineer to enhance how AI agents interact with the company's tools. The position involves owning agent-facing surfaces and improving SDKs. Candidates should have 2+ years in software engineering with strong...
- Founding Platform & Reliability Engineer About OpenArt OpenArt is an AI Storytelling and Visual Creation Platform... ...the next generation of creative tools powered by cutting-edge AI, enabling... ...distributed systems , backend services , and developer tooling , making pragmatic...Remote workWorldwideVisa sponsorship
- ...generating ideas, designing and prototyping, and building impactful products. We're not just about AI; we’re looking for strong software engineers who are passionate about their work. Competitive compensation with equity options and health care benefits are offered. Join us to...
- ...Bracket Bot Inc. in San Francisco is looking for a Founding Robotics Software Engineer to take charge of their navigation stack. This full-time role focuses on making robots understand and navigate real-world environments reliably. The ideal candidate will have a solid...Full time
- ...responsible for building the infrastructure, tooling, and validation systems that ensure our... ..., safe product launches. Our work spans developer tools, automation, systems integration,... ...standards. About the Role As a Software Engineer, Quality and Developer Tools, you will...Work at officeRelocation package
- .... Ayama is looking for a Senior Software Engineer to help drive the AI revolution into critical... ...AI‑native and use modern AI development tools to move fast while making sound... ...integrate enterprise data sources at scale Develop full‑stack product features end‑to‑end, from...Full timeRelocation
- Watershed is looking for a talented Software Engineer to join our Developer Tooling team in San Francisco. This role focuses on creating delightful development experiences and high-quality internal tools that help engineers work efficiently. The ideal candidate has over...Work at office
- Watershed is seeking a Software Engineer for its Developer Tooling team in San Francisco, focusing on building internal tools and enhancing the developer experience. The role involves creating systems that empower engineering teams to work more efficiently and safely....Work at office
- ...A technology company in San Francisco is seeking a Founding Fullstack Engineer to build scalable systems that automate complex decisions in manufacturing. Ideal candidates will have experience with data-driven agents, strong product sense, and the ability to ship production...Relocation
- Founding Robotics Software Engineer Location: San Francisco (preferred) / US Type: Full-time · Founding Team About Bracket Bot Bracket Bot is building low-cost, general-purpose robots that developers can program and deploy in days. We’re transforming the world’s ~50...Full time
$200k - $325k
Aionia Group in San Francisco seeks a founding team member to architect and ship production-grade AI systems directly with customers.... ...backend services and APIs. Candidates should have strong backend engineering skills, a relevant degree, and be comfortable working on-site...- Hypercubic is looking for a founding backend engineer based in San Francisco, California. In this role, you'll prototype and productionize AI-... ...grasp of engineering principles and experience in rapidly developing features. You will collaborate with a diverse group of experts...
- A tech startup in AI is seeking a Founding Engineer in San Francisco to set the strategic foundation for the Engineering Team. Responsibilities include designing user-critical features and collaborating with engineers and researchers. Ideal candidates should have 8+ years...
$180k - $225k
...Job Description Job Description Founding Engineer — Confidential (AI Startup, YC/a16z-Backed... ...This is a founding engineering role for a generalist full-stack engineer who loves building... ...pipelines across multiple agents, tools, and services ~ Full-stack proficiency...Full timeRelocationVisa sponsorshipRelocation packageFlexible hours$140k - $210k
...Job Description Job Description Founding Engineer Terac helps teams reach faster research... ...and extend the Terac API that research tooling companies and AI data companies integrate... ...Experienced with LLMs, voice AI, or AI SDKs (Vercel AI SDK, Gemini, LiveKit). Excited...Work at officeRelocation packageShift work- ...businesses turnkey APIs and SDKs to instantly move money... ...solutions. The founding team previously built and... ...opportunity As our Founding Engineer , you will define,... ...Design & Architecture - Develop highly available, event... ...AI-assisted development tools—especially Cursor or...
- .... The next step is to speak to Jack. Founding Engineer Company Description Well-funded consumer... .... The ideal candidate A strong generalist engineer who has a proven track record... ...understanding of memory orchestration, tool use, and reliable AI behavior. A product...
- ...improvements like speculative decoding, kv-cache tuning, etc. Talk to engineers to gather feedback, and implement/deploy quickly with little to... ...our responsibility to do right by the engineers that use our tool and believed in us early on; this requires immense effort. If...
- ...portfolio companies is hiring a Founding Engineer to lead development on a... ...crypto, gaming, or embedded SDKs About The Role You’ll join as... ...and Telegram), and enabling developers to build on top of the... ...crypto infrastructure, developer tools, or zero-to-one product builds...Remote workWorldwide
- SupportFinity™ in San Francisco is looking for a Founding AI Systems Engineer to build core systems for a leading AI companion in language learning. You will develop AI architecture that ensures personalized conversations for millions, addressing challenges like memory...
$150k - $250k
Foundry Robotics Inc. is searching for a Robotics Engineer specializing in AI and Software in San Francisco. As a founding engineer, you will design, develop, and implement AI solutions for autonomous robotics, leveraging your expertise in computer vision, VLA models, and...- Kodiact is seeking a Founding Engineer to help architect a groundbreaking agentic intelligence platform that transforms procurement processes. This role offers the chance to work directly with founders and define the technical roadmap while ensuring product scalability...
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