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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Founding Engineer - **Company:** David Joseph & Company - **Location:** San Francisco, CA, United States - **Experience:** Experienced - **Salary:** $160,000.0 - $200,000.0 - **Contract:** Permanent contract - **Skills:** Artificial Intelligence, Mobile Application Development, PostgreSQL, Node.Js, Redis, Next.js, Software Engineering, TypeScript, ReactJS, Large Language Models, Backend, Front End Software Development, Virtual Agents - **Published:** June 29, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=417fbc59939e8202 ## About the Role Do you have experience in TypeScript?, * 3 to 7 years software engineering at a high-signal company * TypeScript and Node.js proficiency * AI agent and LLM API experience in production * Full-stack product development capability * Founding engineer mindset, high agency and high ownership * In-person San Francisco Green Flags * Background at a high-signal YC Series A to B company * Has worked at Scale AI, a top YC company, or a fast-moving early-stage startup where they had real ownership and shipped meaningful product * Has built AI agents or LLM-powered workflows in production, not just experimented locally * Has the profile of someone who would be or has been a founder, takes ownership of outcomes not just tasks * Top school or exceptional engineering pedigree that signals deep technical ability even with fewer years of experience * Active user of AI-native development tools, moves faster because of the tools, not dependent on them Red Flags * Big tech background only with no evidence of operating at startup speed or owning a full product end-to-end * Job hopper, multiple short stints without clear progression or shipped product * Has been unemployed for six or more months without a clear reason * Wants a defined scope and structured environment, this role requires someone who creates structure, not someone who needs it * No real AI agent or LLM experience, the product is deeply AI-driven and this is a hard requirement ## Description Founding Engineer - engineer number one. You're not joining a team; you're helping build one. This is a high-ownership role: you help decide what gets built, how it gets built, and what gets prioritized as a fast-moving market evolves. Nobody has fully figured this market out yet, and that ambiguity is the opportunity. What you'll be doing * Build incrementality and attribution systems tied to revenue outcomes for e-commerce brands * Scale browser orchestration and retrieval infrastructure across AI commerce surfaces * Make core workflows reliable with better queues, retries, and observability * Adapt the product to emerging agentic commerce protocols and new platform launches * Build AI agents, MCP servers, and new product surfaces across emerging verticals * Own the full stack frontend to backend, work in tight feedback loops with customers, and shape engineering culture and architecture from day one Tech stack: TypeScript, Node.js, Express, React, Next.js; Postgres, Redis, queues / async jobs; browser automation & retrieval infrastructure; LLM APIs, AI agents, MCP servers, * Genuine founding seat: shape architecture, culture, and product direction from day one * A market at an inflection point, with real runway behind it * Direct daily collaboration with the founder and meaningful founding equity ## Related Videos - [Reducing LLM Calls with Vector Search Patterns - Raphael De Lio (Redis)](https://www.wearedevelopers.com/videos/1714-reducing-llm-calls-with-vector-search-patterns-raphael-de-lio-redis) - [Stop using Node.js like in 2020! What changed and what you can do today with Node.js](https://www.wearedevelopers.com/videos/100011-stop-using-node-js-like-in-2020-what-changed-and-what-you-can-do-today-with-node-js) - [GraphQL + Apollo + Next.js: A Lovely Trio](https://www.wearedevelopers.com/videos/311-graphql-apollo-next-js-a-lovely-trio) - [Hiring AI Native Talents](https://www.wearedevelopers.com/videos/100268-hiring-ai-native-talents) - [Building AI Applications with LangChain and Node.js](https://www.wearedevelopers.com/videos/1512-building-ai-applications-with-langchain-and-node-js) - [Accelerating Authentication Architecture: Taking Passwordless to the Next Level](https://www.wearedevelopers.com/videos/733-accelerating-authentication-architecture-taking-passwordless-to-the-next-level) ## Related Articles - [Navigating the AI Shift](https://www.wearedevelopers.com/magazine/629-navigating-the-ai-shift) - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers) - [Dev Digest 137 - AI'm not sure about this](https://www.wearedevelopers.com/magazine/485-dev-digest-137-ai-m-not-sure-about-this) - [Never delegate the understanding](https://www.wearedevelopers.com/magazine/749-never-delegate-the-understanding) - [Dev Digest 121 - AI goes offline](https://www.wearedevelopers.com/magazine/456-dev-digest-121-ai-goes-offline) - [How to Become an AI Engineer](https://www.wearedevelopers.com/magazine/331-how-to-become-an-ai-engineer)