196 founding engineer jobs at 94 companies in Campbell, CA
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Founding Engineer
San Francisco, California, United States
$175k-$225k/yr OnsiteFull Time
2+ YOEComputer Science degree required, 2+ years professional software engineering experience, strong CS fundamentals, startup experience valued, proficiency in Python (typed scientific Python).
Python
2mo
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Founding Software Engineer
San Francisco, California, United States
$150k-$250k/yr OnsiteFull Time
Founding software engineer with full-stack expertise; strong AWS, Docker, CUDA, TensorFlow/PyTorch; React; onsite in SF; equity.
Python, React, AWS, Docker, CUDA, Conda, TensorFlow, PyTorch, Slurm, Bash, APIs, Web apps
1mo
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Founding Engineer
San Francisco, California, United States
$120k-$160k/yr OnsiteFull Time
Strong systems programming/native app background, experience with Swift and C++, GPU programming experience preferred, proactive and high-responsibility engineer.
Swift, C++
1w
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Founding Engineer
San Francisco or Lausanne
HybridFull Time
Experienced full-stack engineer with strong backend fundamentals, concurrency/distributed systems, AWS production deployment, Python and light frontend skills, and excellent communication.
Python, FastAPI, PostgreSQL, Supabase, Redis, AWS, Next.js, React, TypeScript, GitHub, Docker, Sentry, GitHub Actions, Claude Code
3mo
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Founding Engineer
San Francisco, California, United States
HybridFull Time
Strong full-stack engineering with deep AI/ML expertise; evals, observability, production LLMs; product-minded; healthcare familiarity; fast-paced, autonomous work.
LangSmith, Braintrust, Weights & Biases, Honeyhive
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Founding Engineer
Palo Alto or California
$140k-$200k/yr OnsiteFull Time
Experienced full-stack engineer with production experience in TypeScript/React/Next.js, backend APIs and Postgres, desktop/web (Electron or Tauri), LLM features in production, CI/CD, testing, observability, and customer-facing product work.
TypeScript, React, Next.js, Postgres, Electron, Tauri, Claude Code, Codex, CI/CD, GitHub, LLM
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Founding AI Engineer
San Francisco, California, United States
$120k-$180k/yr OnsiteFull Time
Applied CV/ML experience; 0-to-1 builder; growth mindset; strong communication.
Computer Vision, Large Language Models, Multimodal AI, Production ML
2w
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Infinite.dev - Founding Engineer
San Francisco, California, United States
OnsiteFull Time
2+ YOE2–5+ years software engineering experience; proficiency in two of Next.js, TypeScript, C#, Go, or Python; experience with event-driven architectures, full-stack ownership, and AI-assisted development tools.
Next.js, TypeScript, C#, Go, Python, Cursor, windsurf
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Founding Software Engineer - Backend
San Francisco, California, United States
$125k-$300k/yr OnsiteFull Time
0+ YOEFounding backend engineer with strong engineering and design taste; ownership over architecture and engineering culture. Experience with AI-powered systems and legacy modernization is a plus.
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Founding Engineer - Software
San Francisco or United States
$200k-$350k/yr RemoteFull Time
7+ YOE7+ years backend experience; proficient in TypeScript/Node.js or Python/Go; API design, distributed systems; cloud, containers, performance, and concurrency; real-time/latency-sensitive systems.
TypeScript, Node.js, Python, Go, WebRTC, WebSockets, Kubernetes, Observability, Cloud, Containers
3mo
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Founding Software Engineer
San Francisco, California, United States
$160k-$300k/yr OnsiteFull Time
Proficient in software development; experience with ML/AI; design scalable systems; strong collaboration; startup mindset; BS or higher in CS/Engineering.
Python, JavaScript, Cloud infrastructure, Deployment pipelines, Machine Learning
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Founding Platform Engineer
San Francisco, California, United States
$170k-$250k/yr HybridFull Time
2+ YOE2+ years of production systems experience; shipped systems; on-call experience; SOC 2 awareness; strong CS/EE foundations.
Identity and RBAC, ERP integrations, Multi-channel messaging, Observability
1w
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Founding Engineer
San Francisco, California, United States
OnsiteFull Time
Experienced engineer with strong systems judgment, customer obsession, first-principles thinking, AI-native engineering, end-to-end ownership, and ability to build reliable backend and workflow systems.
Python, FastAPI, SQLAlchemy, PostgreSQL, Celery, React, TypeScript, Tailwind, Vite, Anthropic, OpenAI, AWS, ECS, RDS, S3, Lambda
1mo
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Founding Engineer
San Francisco, California, United States
$120k-$250k/yr OnsiteFull Time
Backend-heavy, AI-native full-stack engineer with strong Go experience, product sense, ability to scope and deliver end-to-end, build agentic systems, review code quickly; former founder a plus.
Go, Vite, TypeScript, Claude Code
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Founding Forward Deployed Engineer
San Francisco, California, United States
$180k-$260k/yr OnsiteFull Time
5+ YOE5-9 years of professional software engineering; senior IC or tech lead; customer-embedded engineering background; strong Python fundamentals; experience with AI/LLM infrastructure; able to ship production systems at scale.
Python, Frontend, AI/LLM infrastructure, Document processing pipelines
1w
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Founding AI Engineer
San Francisco, California, United States
$225k-$255k/yr OnsiteFull Time
8+ YOE8+ years engineering experience with production LLMs, built evals/observability, shipped LLM features, strong communication, product-engineer instincts, US work authorization required.
TypeScript, React, Vercel Chat SDK, Python, FastAPI, Mongo, Atlas, GCP, Pulumi, Cloudflare Pages, FastMCP, Langfuse, Claude Code, Cursor, Vercel Eve, LangChain, LlamaIndex, Braintrust, OpenRouter
2mo
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Principal Founding Engineer, AI-Native Product Incubation
Redwood City, California, United States
$193k-$297k/yr HybridFull Time
10+ YOE10+ years building and shipping full-stack products; strong frontend, backend, cloud, and distributed systems skills; experience with AI-assisted development and designing scalable architectures; excellent problem-solving and communication.
AI coding agents, LLM, CI/CD
7h
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Founding Research Engineer
New York City or San Francisco
$215k-$330k/yr OnsiteFull Time
4+ YOE4+ years building production software or ML systems, including 2+ years with RL environments or evaluation/agent infrastructure; strong software engineering, data processing, reproducibility, and evaluation skills.
2mo
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Founding Recruiter
San Francisco, California, United States
$170k-$210k/yr OnsiteFull Time
Lightfield: AI-powered CRM automating customer interaction capture and insights.
5+ YOE5+ years of full-cycle recruiting, with a focus on scaling engineering teams in fast-paced environments.
2mo
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Founding Recruiter
San Francisco, California, United States
OnsiteFull Time
5+ YOEOwn full recruiting lifecycle; build systems; attract top engineers and scientists; partner with founders to define exceptional hires.
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