Jobs Base — 0-to-1 Builder Jobs
Filter jobs via URL parameters. All filters update the URL and are shareable.
Example: /?q=founding+engineer&workplace=remote&salary_at_least=100000
Available parameters:
q - search query (e.g. ?q=AI+engineer)
workplace - remote, hybrid, on-site (e.g. ?workplace=remote)
type - full-time, part-time, contract, freelance, internship (e.g. ?type=full-time)
seniority_level - internship, entry, mid, senior, lead, executive (e.g. ?seniority_level=senior)
region - north_america, latin_america, europe, asia_pacific, middle_east_africa
country - ISO country code (e.g. ?country=US,GB)
state - state/province name (e.g. ?state=California)
city - city name (e.g. ?city=San+Francisco)
salary_at_least - minimum annual salary (e.g. ?salary_at_least=100000)
salary_at_most - maximum annual salary (e.g. ?salary_at_most=200000)
posted_within - 24h, 3d, 7d, 14d, 30d
visa_sponsorship - set to true for visa-sponsoring jobs (e.g. ?visa_sponsorship=true)
sort - relevance, posted_at, salary (e.g. ?sort=salary)
page - page number (e.g. ?page=2)
Multiple filters can be combined: /?workplace=remote&visa_sponsorship=true&sort=salary
active: San Francisco
347 results
| 121. | Founding AI Engineer (Kinro) San Francisco, California, United States | $120,000 – $300,000/yr | on-site | full-time | lead | ai, llm, agentic coding | 2w ago |
| 122. | Founding AI Engineer (Kinro.ai (YC P26)) San Francisco, California, United States | on-site | full-time | lead | agentic coding, llm, backend services | 2w ago |
| 123. | 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 | 2w ago |
| 124. | 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 |
| 125. | Founding AI Engineer (Hyperspell) San Francisco, California, United States | $150,000 – $250,000/yr | on-site | full-time | lead | llms, embeddings, nlp | 2w ago |
| 126. | Founding AI Engineer (Uplane) San Francisco, California, United States | $150,000 – $200,000/yr | on-site | full-time | lead | langgraph, typescript, postgresql | 3w ago |
| 127. | 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 |
| 128. | Founding AI Engineer (Rebolt) San Francisco, California, United States+4 | $60,000 – $180,000/yr | remote | full-time | lead | llm internals, agent architectures, evaluation frameworks | 3w ago |
| 129. | Founding AI Engineer (Mage Legal) San Francisco, California, United States | $100,000 – $150,000/yr | on-site | full-time | lead | ai, llm, prompt engineering | 3w ago |
| 130. | Founding AI Engineer (Parahelp) San Francisco, California, United States | $150,000 – $250,000/yr | on-site | full-time | lead | llm, agent architectures, software engineering | 3w ago |
| 131. | Founding AI Engineer (Semble AI) San Francisco, California, United States | $150,000 – $250,000/yr | on-site | full-time | lead | typescript, react, node.js | 3w ago |
| 132. | Founding AI Engineer (Nowadays) San Francisco, California, United States | $130,000 – $170,000/yr | on-site | full-time | lead | python, langchain, llamaindex | 4w ago |
| 133. | Founding ML Engineer (Weave) San Francisco, California, United States | $150,000 – $200,000/yr | on-site | full-time | lead | machine learning, ml systems, data sets | 1mo ago |
| 134. | Founding AI Engineer (Middleware) San Francisco, California, United States | $200,000 – $400,000/yr | on-site | full-time | lead | python, typescript, machine learning | 1mo ago |
| 135. | San Francisco, California, United States | on-site | full-time | executive | ios, swift, mobile development | 1w ago |
| 136. | Founding GTM Engineer (Arcline) San Francisco, CA, United States+2 | $100,000 – $150,000/yr | on-site | full-time | lead | python, sql, api | 1w ago |
| 137. | Founding LLM Engineer (Spherecast) San Francisco, California, United States | $110,000 – $200,000/yr | on-site | full-time | lead | llm apis, anthropic, openai | 3w ago |
| 138. | Founding GTM Engineer (Sim) San Francisco, California, United States | $120,000 – $200,000/yr | on-site | full-time | lead | python, javascript, sql | 4w ago |
| 139. | Founding Data Engineer at Stealth YC company (Jack & Jill) San Francisco, California, United States | $145,000 – $215,000/yr | hybrid | full-time | lead | python, aws, fhir | 6d ago |
| 140. | San Francisco, California, United States | $145,000 – $215,000/yr | on-site | full-time | lead | python, aws, s3 | 2w ago |
| 141. | Founding Senior Engineer (Recruiting from Scratch) San Francisco, California, United States | $150,000 – $300,000/yr | on-site | full-time | senior | python, typescript, backend | 1w ago |
| 142. | Founding Design Engineer (Jinba) San Francisco, California, United States | $150,000 – $250,000/yr | on-site | full-time | lead | react, typescript, shadcn/ui | 1w ago |
| 143. | Founding Design Engineer (Scott AI) San Francisco, California, United States+1 | $140,000 – $250,000/yr | remote | full-time | lead | software engineering, product design, ai | 1w ago |
| 144. | Founding Mobile Engineer (Pingo AI) San Francisco, California, United States | $170,000 – $240,000/yr | on-site | full-time | lead | react native, swift, kotlin | 3w ago |
| 145. | Founding Design Engineer (Helium) San Francisco, California, United States | $150,000 – $200,000/yr | on-site | full-time | lead | react, typescript, css | 3w ago |
| 146. | Founding Design Engineer (Sim) San Francisco, California, United States | $120,000 – $200,000/yr | on-site | full-time | lead | react, typescript, next.js | 3w ago |
| 147. | Founding Mobile Engineer (Roame) San Francisco, California, United States+2 | $150,000 – $215,000/yr | remote | full-time | lead | nodejs, next.js, react | 3w ago |
| 148. | Founding Design Engineer (Conductor) San Francisco, California, United States | $140,000 – $250,000/yr | on-site | full-time | lead | design, prototyping, ui/ux | 3w ago |
| 149. | Founding Design Engineer (Finta) San Francisco, California, United States | $100,000 – $180,000/yr | on-site | full-time | lead | html, css, javascript | 1mo ago |
| 150. | Founding Design Engineer (Weave) San Francisco, California, United States | $140,000 – $200,000/yr | on-site | full-time | entry | figma, frontend development, design systems | 1mo ago |
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