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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Full Stack AI Engineer | Onsite in San Francisco | Local Candidates Only, 5 - **Company:** The Technology - **Location:** San Francisco, CA, United States - **Experience:** Experienced - **Contract:** Permanent contract - **Skills:** JavaScript (Programming Language), Application Programming Interfaces (APIs), Artificial Intelligence, Cloud Computing, Databases, Python (Programming Language), Knowledge-Based Systems, PostgreSQL, Node.Js, Performance Tuning, Next.js, Search Technologies, Software Deployment, Software Engineering, Systems Integration, TypeScript, Speech Recognition, Core Voice Platform, ReactJS, Retrieval-Augmented Generation, Large Language Models, Backend, Fastapi, Speech Synthesis, Front End Software Development, Golang - **Published:** August 7, 2026 - **Apply:** https://us.experteer.com/career/view-jobs/full-stack-ai-engineer-%7C-onsite-in-san-francisco-%7C-local-candidates-only-5-san-francisco-ca-usa-58836366 ## About the Role search, and knowledge systems * Integrate voice AI, speech-to-text, text-to-speech, and real-time conversations * Implement model routing, tool calls, and human approval workflows * Build evaluation, monitoring, and testing for AI performance * Improve speed, reliability, scalability, security, and AI inference costs * Collaborate with founders, users, and product stakeholders * Contribute to product, architecture, and technology decisions Tasks * 4+ years of professional software engineering experience * Proven experience launching a product from zero to one * Strong frontend and backend development experience * Experience at an early-stage startup * Strong skills in TypeScript, JavaScript, React, Next.js * Backend experience with Node.js, Python, FastAPI, Go, or similar * Experience with PostgreSQL, APIs, cloud infrastructure, and production deployments * Hands-on experience integrating large language models into production apps * Experience with AI agents, RAG, tool calling, aa Integrate or multimodal AI * Strong product judgment and ability to work with limited direction * Ability to move quickly while maintaining high engineering standards Key requirements * ## Description Experteer Overview As a hands-on Full Stack AI Engineer, you will build and launch AI-native products from scratch, shaping the technical foundation of a fast-moving startup. You'll work closely with founders to turn ideas into production-ready applications across frontend, backend, infrastructure, and AI systems. You'll own end-to-end delivery in a high-impact environment, balancing speed with quality while iterating on product ideas. This onsite role puts you at the heart of a San Francisco-based team focused on ambitious, practical AI solutions. Compensation / Benefits * Build, test, launch, and improve full-stack products from zero to one * Develop frontend apps using React, Next.js, or similar * Create backend services, APIs, databases, and integrations * Implement AI-powered features with large language models and multimodal models * Develop AI agents capable of tool use, workflows, and external system interactions * Develop retrieval-augmented generation, embeddings, vector search, and knowledge systems * Integrate voice AI, speech-to-text, text-to-speech, and real-time conversations * Implement model routing, tool calls, and human approval workflows * Build evaluation, monitoring, and testing for AI performance * Improve speed, reliability, scalability, security, and AI inference costs * Collaborate with founders, users, and product stakeholders * Contribute to product, architecture, and technology decisions Tasks * 4+ years of professional software engineering experience * Proven experience launching a product from zero to one * Strong frontend and backend development experience * Experience at an early-stage startup * Strong skills in TypeScript, JavaScript, React, Next.js * Backend experience with Node.js, Python, FastAPI, Go, or similar * Experience with PostgreSQL, APIs, cloud infrastructure, and production deployments * Hands-on experience integrating large language models into production apps * Experience with AI agents, RAG, tool calling, embeddings, or multimodal AI * Strong product judgment and ability to work with limited direction * Ability to move quickly while maintaining high engineering standards Key requirements * ## Related Videos - [Raise your voice!](https://www.wearedevelopers.com/videos/10-raise-your-voice) - [Go with the Flow: Stop the Leaks Before Your Memory's a Waterfall!](https://www.wearedevelopers.com/videos/100073-go-with-the-flow-stop-the-leaks-before-your-memory-s-a-waterfall) - [GraphQL + Apollo + Next.js: A Lovely Trio](https://www.wearedevelopers.com/videos/311-graphql-apollo-next-js-a-lovely-trio) - [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) - [Hiring AI Native Talents](https://www.wearedevelopers.com/videos/100268-hiring-ai-native-talents) - [Retooling and refactoring - an investment in people.](https://www.wearedevelopers.com/videos/371-retooling-and-refactoring-an-investment-in-people) ## Related Articles - [Dev Digest 137 - AI'm not sure about this](https://www.wearedevelopers.com/magazine/485-dev-digest-137-ai-m-not-sure-about-this) - [Navigating the AI Shift](https://www.wearedevelopers.com/magazine/629-navigating-the-ai-shift) - [Dev Digest 121 - AI goes offline](https://www.wearedevelopers.com/magazine/456-dev-digest-121-ai-goes-offline) - [Dev Digest 132 - Binging WADFlix?](https://www.wearedevelopers.com/magazine/473-dev-digest-132-binging-wadflix) - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers) - [How to Become an AI Engineer](https://www.wearedevelopers.com/magazine/331-how-to-become-an-ai-engineer)