AI Engineer Jobs in San Francisco

AI engineers build products powered by large language models, machine learning, and AI infrastructure. These roles focus on applied AI, shipping real products rather than pure research. These positions are based in San Francisco, at the heart of the startup ecosystem.

565 jobs found

1.	AI Engineer (Stealth AI Startup) San Francisco, California, United States \| $240,000 – $360,000/yr \| hybrid \| full-time \| lead \| python, go, node \| Yesterday
2.	AI Engineer (daydream) San Francisco, California, United States \| $180,000 – $220,000/yr \| on-site \| full-time \| senior \| llm, nlp, python \| Yesterday
3.	AI Engineer (EQL Tech (sales & engineering talent)) San Francisco, California, United States+1 \| on-site \| full-time \| entry \| llm apis, vector databases, fine-tuning \| Yesterday
4.	AI Engineer, New Business Unit (Nirvana Insurance) San Francisco, California, United States \| $144,000 – $240,000/yr \| on-site \| full-time \| entry \| llms, vlms, asr \| 3d ago
5.	AI Engineer (Generalist) ($180K – $250K + 0.3% – 1% Equity) at BUILD, Inc. (Jack & Jill) San Francisco, California, United States \| $180,000 – $250,000/yr \| hybrid \| full-time \| mid \| python, langgraph, llm \| 5d ago
6.	AI Engineer (Coval) San Francisco, California, United States \| $100,000 – $200,000/yr \| on-site \| full-time \| senior \| python, typescript, prompt engineering \| 1w ago
7.	AI Engineer (Meet Life Sciences) San Francisco, California, United States \| on-site \| full-time \| mid \| python, llms, prompt engineering \| 1w ago
8.	AI Engineer (Varick Agents) San Francisco, California, United States \| $175,000 – $225,000/yr \| on-site \| full-time \| senior \| llms, agent architectures, evaluation systems \| 1w ago
9.	AI Engineer (Deliberately Incorporated) San Francisco, California, United States \| $160,000 – $220,000/yr \| hybrid \| full-time \| lead \| aws, llms, python \| 2w ago
10.	AI Engineer (Conduit) San Francisco, California, United States \| $150,000 – $250,000/yr \| on-site \| full-time \| senior \| llm, large language models, agentic systems \| 3w ago
11.	AI Engineer (Sixtyfour) San Francisco, California, United States \| $145,000 – $200,000/yr \| on-site \| full-time \| senior \| python, fastapi, aws \| 3w ago
12.	AI Engineer (goodfin) San Francisco, California, United States \| $130,000 – $180,000/yr \| hybrid \| full-time \| senior \| python, backend systems, llm apis \| 3w ago
13.	AI Engineer (Chima) San Francisco, California, United States \| $100,000 – $300,000/yr \| on-site \| full-time \| senior \| generative ai, ai models, gan \| 3w ago
14.	AI/ML Engineer ($250K–$400K + Equity) at Known (Jack & Jill) San Francisco, California, United States \| $250,000 – $400,000/yr \| on-site \| full-time \| lead \| recommendation systems, machine learning, ranking algorithms \| 2w ago
15.	AI / Eval Engineer (Meet Life Sciences) San Francisco, California, United States \| on-site \| full-time \| mid \| llms, search \| 2d ago
16.	AI Product Engineer (P+E) (Klarity) San Francisco, California, United States \| $150,000 – $205,000/yr \| on-site \| full-time \| entry \| cs fundamentals, react, typescript \| 2d ago
17.	OpenAI Engineer at Known (Jack & Jill) San Francisco, California, United States \| hybrid \| full-time \| mid \| large-scale model behavior, real-time voice AI, personality modeling \| 3d ago
18.	AI Applied Engineer (Jobright.ai) San Francisco, California, United States \| on-site \| full-time \| mid \| llm, prompt engineering, agent workflows \| 4d ago
19.	AI Systems Engineer (Acceler8 Talent) San Francisco, California, United States \| $200,000 – $250,000/yr \| on-site \| full-time \| mid \| distributed systems, backend, high-performance compute \| 5d ago
20.	Sr. AI Engineer (Greylock Partners) San Francisco, California, United States \| on-site \| full-time \| senior \| agentic applications, llm, rag pipelines \| 1w ago
21.	AI Product Engineer (P+E) (Klarity) San Francisco, California, United States \| $150,000 – $205,000/yr \| on-site \| full-time \| entry \| react, typescript, python \| 1w ago
22.	AI Product Engineer (Speak) San Francisco, California, United States \| hybrid \| full-time \| mid \| react, node, typescript \| 1w ago
23.	AI Backend Engineer (Klarity) San Francisco, California, United States \| $201,000 – $240,000/yr \| on-site \| full-time \| entry \| distributed systems, applied ai, backend services \| 3w ago
24.	AI Product Engineer (San Francisco) (Gem) San Francisco, California, United States \| $150,000 – $260,000/yr \| on-site \| full-time \| senior \| ai/ml, llms, search systems \| 3w ago
25.	AI Product Engineer (Speak) San Francisco, California, United States \| $140,000 – $250,000/yr \| on-site \| full-time \| senior \| llm, product engineering, full stack \| 1mo ago
26.	AI Software Engineer (Vooma) San Francisco, California, United States+1 \| $100,000 – $200,000/yr \| on-site \| full-time \| entry \| machine learning, large language models, deep neural networks \| 3w ago
27.	AI Research Engineer (Poly) San Francisco, California, United States \| $150,000 – $350,000/yr \| on-site \| full-time \| senior \| gradient descent, scaled dot product attention, cross-entropy \| 1mo ago
28.	AI Solutions Engineer (Kana) San Francisco, California, United States \| hybrid \| full-time \| entry \| python, react, sql \| 1w ago
29.	Staff AI Engineer (goodfin) San Francisco, California, United States \| $200,000 – $300,000/yr \| on-site \| full-time \| lead \| python, llm, rag \| 2w ago
30.	Sr. AI Agent Engineer (Greylock Partners) San Francisco, California, United States \| hybrid \| full-time \| senior \| python, llm, vector search \| 1w ago
31.	Applied AI Engineer (Artisan) San Francisco, United States+2 \| on-site \| full-time \| mid \| ai, llm, prompt engineering \| 2d ago
32.	Applied AI Engineer (Console) San Francisco, California, United States \| $200,000 – $350,000/yr \| on-site \| full-time \| mid \| typescript, node.js, react \| 1w ago
33.	Applied AI Engineer — Greylock Investment Team (Greylock Partners) San Francisco, California, United States \| on-site \| full-time \| senior \| ai, llm, python \| 1w ago
34.	Applied AI Engineer – Agentic Workflows (Cohere) San Francisco, California, United States \| remote \| full-time \| mid \| python, typescript, llm \| 1w ago
35.	Applied AI Engineer (Squint) San Francisco, California, United States \| hybrid \| full-time \| mid \| 2w ago
36.	Applied AI Engineer (Abby Care) San Francisco, California, United States \| $140,000 – $220,000/yr \| hybrid \| full-time \| senior \| python, aws, llms \| 2w ago
37.	Applied AI Engineer (Automat) San Francisco, California, United States \| $175,000 – $220,000/yr \| on-site \| full-time \| senior \| python, typescript, llm apis \| 3w ago
38.	Founding AI Engineer (Aimhire) San Francisco, California, United States \| $160,000 – $250,000/yr \| on-site \| full-time \| lead \| pytorch, transformer architectures, reinforcement learning \| Yesterday
39.	Founding AI Engineer at Stealth YC company (Jack & Jill) San Francisco, California, United States \| $130,000 – $200,000/yr \| hybrid \| full-time \| executive \| python, llm integration, prompt engineering \| 5d ago
40.	Founding AI Engineer (Bild AI) San Francisco, California, United States \| $100,000 – $180,000/yr \| on-site \| full-time \| lead \| computer vision, machine learning, llm \| 6d ago
41.	Founding AI Engineer (Pingo AI) San Francisco, California, United States \| $180,000 – $250,000/yr \| on-site \| full-time \| lead \| ai, machine learning, natural language processing \| 1w ago
42.	Founding AI Engineer, Underwriting & AI Risk (Mount) San Francisco, California, United States \| $170,000 – $210,000/yr \| on-site \| full-time \| entry \| ai security, risk modelling \| 1w ago
43.	Founding AI Engineer (F1servicecentre) San Francisco, California, United States \| hybrid \| full-time \| lead \| python, react, api \| 1w ago
44.	Founding AI Engineer (Kinro) San Francisco, California, United States \| $120,000 – $300,000/yr \| on-site \| full-time \| lead \| ai, llm, agentic coding \| 1w ago
45.	Founding AI Engineer (Kinro.ai (YC P26)) San Francisco, California, United States \| on-site \| full-time \| lead \| agentic coding, llm, backend services \| 1w ago
46.	Founding AI Engineer (Alpha Associates Recruitment) San Francisco, California, United States \| $120,000 – $250,000/yr \| on-site \| full-time \| mid \| typescript, python, ai/llm development \| 1w ago
47.	Founding AI Engineer (Hyperspell (YC F25)) San Francisco, California, United States \| $150,000 – $250,000/yr \| on-site \| full-time \| lead \| python, machine learning, ai engineering \| 2w ago
48.	Founding AI Engineer (Hyperspell) San Francisco, California, United States \| $150,000 – $250,000/yr \| on-site \| full-time \| lead \| llms, embeddings, nlp \| 2w ago
49.	Founding AI Engineer (Uplane) San Francisco, California, United States \| $150,000 – $200,000/yr \| on-site \| full-time \| lead \| langgraph, typescript, postgresql \| 3w ago
50.	Founding AI Engineer (ZeroEntropy) San Francisco, California, United States \| $120,000 – $200,000/yr \| on-site \| full-time \| lead \| machine learning, python, c++ \| 3w ago

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AI Engineer Jobs in San Francisco

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