- Rise Technical Recruitment Limited (San Francisco, CA)
- A dynamic AI start-up is seeking an Applications Engineer to own customer-facing systems for large language models. In this role based in San Francisco, you'll ... new model support. Candidates should be proficient in Python, familiar with LLM APIs, and possess strong backend systems knowledge. This position offers competitive… more
- HMBL (San Francisco, CA)
- …leading tech recruiting firm in San Francisco is seeking a Founding Software Engineer for an early-stage AI & LLM startup. You will contribute to innovative ... technology development using Python and web frameworks like Django. The ideal candidate should have over 3 years of experience in web services, database optimization, and a Computer Science degree. This role values ownership and impact on projects, offering a… more
- Toma, Inc. (San Francisco, CA)
- …us here. Employment Type Full time About this Role We're searching for a Senior Founding Engineer to own and set technical direction for our core platform ... growing AI company for the automotive vertical. We're building the AI platform for underserved industries. LLM usage has seen a meteoric rise in the past year,… more
- MLabs (San Francisco, CA)
- …mission to make it easier for teams to create meaningful moments together, and we need a founding engineer to lead the charge on our core AI systems. The Role As ... Founding AI Engineer Location: San Francisco,...of Human Connection We are building the first AI-powered platform designed to handle the complex logistics of corporate… more
- Fabrion (San Francisco, CA)
- DevOps Engineer ( Founding Team) Location: San Francisco Bay Area Type: Full-Time Compensation: Competitive salary + meaningful equity ( founding tier) Backed ... About the Role We're building an AI-native, multi-tenant enterprise platform for complex domains in industrial verticals. In this...ML infrastructure at scale. We're looking for a DevOps engineer who can own infrastructure from Day 1 -… more
- Together For Talent (San Francisco, CA)
- …most people take for granted. What's In It For You Be the founding engineer shaping a next‑generation AI platform from the ground up. Work side‑by‑side with ... Founding Software Engineer | AI for... Founding Software Engineer | AI for Supply Chain Automation Location:...smarter and faster. One week, you might be refining LLM orchestration; the next, you're onsite with a customer… more
- Datawizz (San Francisco, CA)
- …best model - significantly reducing costs and improving accuracy. The Role As a founding full-stack engineer , you'll own the application layer of our platform ... The Company Datawizz helps companies reduce LLM costs by 85% while improving accuracy by...experience level (Annual compensation range: $50,000-$500,000) Meaningful equity Opportunity to be a founding member of a growing company… more
- Sitreps (San Francisco, CA)
- …powers the modern industrial base and strengthens national security. The Role As the Founding Fullstack Engineer , you won't just be writing code; you'll be ... like seatbelts and diving tanks to advanced, life‑saving drones. Usul's AI platform parses this "firehose" of information to strategically match companies with the… more
- Menlo Ventures (San Francisco, CA)
- …building consumer-grade software Experience in scaling and working with enterprise clients Founding engineer experience at pre-seed through series A or B ... of Menlo Ventures. About NegotiateAI We're building a revolutionary enterprise platform to transform procurement. Our mission is to transform procurement into… more
- Fabrion (San Francisco, CA)
- …Comfortable working in early-stage startups or autonomous roles, prior experience as a founder, founding engineer , or a 0-1 pre-seed startup is a big plus ... About the Role ML Ops Engineer - Agentic AI Lab ( Founding ...Build and maintain secure, scalable, and automated pipelines for: LLM fine-tuning, SFT, LoRA, RLHF, DPO training RAG embedding… more
- Menlo Ventures (San Francisco, CA)
- …of Menlo Ventures. About NegotiateAI We're building a revolutionary enterprise platform to transform procurement. Our mission is to transform procurement into ... AI, LLMs, and Retrieval-Augmented Generation (RAG) to build a platform that guarantees enterprises millions in savings on their...indirect spend. About this role As one of our founding engineers, you will contribute to building the infrastructure… more
- Together For Talent (San Francisco, CA)
- Founding Backend Engineer | AI-Empowered Unified...What You'll Do Design and deploy scalable backend and platform systems Build LLM agents that leverage ... drive impact What We're Looking For 3+ years of backend/ platform engineering experience Ability to work independently, learn fast,...stipend Flexible time-off policy If you're a Backend Software Engineer ready to own and build out a cutting-edge… more
- Fabrion (San Francisco, CA)
- …critical infrastructure problems. About the Role We're hiring a founding full stack engineer to help architect and build the platform from day one. This is ... Founding Engineer (Full Stack) Location: San... Founding Engineer (Full Stack) Location: San Francisco Bay Area...with impact. Interest in data systems, agent workflows, or LLM orchestration. Why Join True ownership - early equity… more
- Rise Technical Recruitment Limited (San Francisco, CA)
- …to integrate across multiple LLM providers. Now, they're looking for a Founding Application / Systems Engineer to own the translation, rollout, and ... LLM Applications Engineer (DevTool Start-Up) $120,000... LLM Applications Engineer (DevTool Start-Up) $120,000 - $180,000 + Equity...reliability of new models and endpoints across the platform . As a founding member of the… more
- Datawizz (San Francisco, CA)
- …the best model - significantly reducing costs and improving accuracy. The Role As a founding ML engineer , you'll build the core intelligence layer of our ... The Company Datawizz helps companies reduce LLM costs by 85% while improving accuracy by...platform . You'll work on cutting-edge problems in evaluation, routing,… more
- Getclera (San Francisco, CA)
- Senior Full Stack Engineer - Founding Team About this role About Fulcrum Fulcrum is re‑wiring the insurance‑brokerage industry with AI agents that let brokerages ... grow revenue without adding headcount. Our platform already saves customers thousands of hours and millions of dollars every year. Why Fulcrum Rocket‑ship growth.… more
- Toma (San Francisco, CA)
- We're building the AI platform for underserved industries. LLM usage has seen a meteoric rise in the past year, but there is still a significant gap between ... we are bridging this gap by providing a customer‑centric platform to deploy and monitor AI agents, even for...here. About this Role We're looking for a Software Engineer hungry for ownership and eager to drive real… more
- Fabrion (San Francisco, CA)
- Data/ETL Engineer ( Founding Team) Location: San Francisco Bay Area Type: Full-Time Compensation: Competitive salary + early-stage equity Backed by 8VC, we're ... problems. About the Role We're building a multi-tenant, AI-native platform where enterprise data becomes actionable through semantic enrichment, intelligent… more
- Carnot (San Francisco, CA)
- About the Role Full-stack engineer who understands vibe coding tools and how recent AI frameworks work. You'll build both frontend and backend for our enterprise ... workflow automation platform . Responsibilities Architect and build both frontend and backend...of tools like OpenCode and how they work Shipped AI/ LLM products to production. LLM observability and… more
- Conscious Talent (San Francisco, CA)
- Role Founding Engineering Lead - Full-Stack with LLM Location San Francisco Our client is building a new behavioral health workflow automation platform that ... clinics throughout the United States. Position Overview As a Founding Engineering Lead, you'll work closely with the existing...This role is ideal for a high agency, scrappy engineer who wants to be part of a company… more
