# Full-Stack Software EngineerConcentrate AISan Francisco, United StatesPosted 8 Aug 2026Concentrate AI is an early-stage startup building an OpenAI-compatible multi-provider LLM platform. The role involves end-to-end feature ownership using a TypeScript, Node.js, and React stack. You will build robust RESTful APIs, manage PostgreSQL databases, and handle containerized deployments. This is a high-autonomy role working closely with the founding team.Matched by TALApply to this role now. Install TAL for a 24/7 AI agent that keeps finding roles personalised for you.Apply nowInstall TALExperience2+ yearsFunctionEngineeringWork modeRemote, United StatesCompanyTier 2## What you will work onConcentrate AI is an early-stage startup building an OpenAI-compatible multi-provider LLM platform. The role involves end-to-end feature ownership using a TypeScript, Node.js, and React stack. You will build robust RESTful APIs, manage PostgreSQL databases, and handle containerized deployments. This is a high-autonomy role working closely with the founding team.## TAL's takeQuality 60/1005/5 clarityTier 2 companySolid early-stage opportunity in the high-growth AI infrastructure space with clear ownership expectations.Extremely clear responsibilities, tech stack, and evaluation process described.## Must haves* 2+ years of experience* Strong proficiency with TypeScript and Node.js* Experience building production-grade frontends with React* Backend development experience with frameworks like Fastify* Solid understanding of PostgreSQL* Familiarity with Docker and CI/CD workflows* Experience implementing secure authentication flows## Tools and skillstypescriptnode.jsreactpostgresqldockerci/cdrestful apisNice to have: next.js, tailwind, fastify, kysely, drizzle, redis, nginx, turborepo, nx.## About the companyEarly-stage startup with venture backing but not yet a prominent market leader.
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