Founding Engineer
- Salary
- $150,000 - $220,000 annually
- Level
- Mid
- Work type
- On-site · San Francisco
- Visa
- Not offered
Open. First seen 6 November 2026.
About the role
About the Role
A seed-funded B2B SaaS startup in the people-data and AI agents space is looking for a high-agency Founding Engineer to build core agent infrastructure and help scale the platform toward a Series A milestone. You'll work directly with the founding team — including the CEO and CTO — owning critical systems that power a people-data and agent platform used by developers and enterprises alike. This is a rare opportunity to shape technical strategy from the ground up at a fast-growing, well-backed startup.
What You'll Do
- Design, build, and operate core infrastructure including APIs, LLM-powered workflows, web scraping systems, and large-scale knowledge graph architecture.
- Architect and maintain production-grade systems capable of handling millions of API requests, with a strong focus on performance, cost efficiency, and reliability across cloud and Linux server environments.
- Own projects end-to-end — from ambiguous problem definition through deployment and iteration — shipping quickly without sacrificing system integrity.
- Collaborate directly with the CEO and CTO on technical decisions, roadmap priorities, and foundational architectural choices that define long-term direction.
- Contribute broadly across the stack, including developer documentation, technical tutorials, internal tooling, and experimental builds that showcase and stress-test APIs.
What We're Looking For
Required:
- 2+ years of experience in full-stack or backend software engineering.
- Proficiency in JavaScript and TypeScript.
- Experience with agent orchestration, LLMs, or web scraping.
- Experience working with Linux servers in a production environment.
- Proven track record of shipping code to production supporting a large user base.
- Experience building entire products end-to-end, not just isolated features.
- Strong computer science fundamentals.
- Must be authorized to work in the United States — visa sponsorship is not available.
- Must be available to work on-site in San Francisco 5 days per week; relocation is required.
Nice to Have:
- Previous experience as a founder or early-stage engineer at a startup.
- Familiarity with distributed systems, microservices, data pipelines, or cloud infrastructure (AWS/GCP).
Compensation & Benefits
- Salary: $150,000 – $220,000 USD annually, depending on experience.
- Equity participation as a founding team member.
Location
- San Francisco, CA — fully on-site, 5 days per week.
- Relocation to San Francisco is required for this role.
- No visa sponsorship available; must be authorized to work in the United States.
What this role asks for
Particular to this role
GCP · Linux · Microservices
Rare in Clera's other 182 open postings.
Compared with Clera's other open jobs.
The team: Engineering HIRES STEADILY
This role is one of 357 open in Engineering. 225 were posted in the last 30 days and the oldest in March: a team that hires all year rather than one being built.
WHAT THE TEAM WORKS WITH, ACROSS ITS POSTINGS
LLM (181 of 357), TypeScript (179 of 357), React (155 of 357), Python (150 of 357), Machine Learning (75 of 357), Supabase (73 of 357), PostgreSQL (69 of 357)
OTHER ROLES ON THIS TEAM
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- Founding Product Designer/Engineer posted Nov 6
- Mid-Level Product Engineer posted Nov 6
- Forward Deployed Engineer posted Nov 6
- Product Engineer posted Nov 6
- Founding Engineer posted Nov 6
- Founding Forward Deployed Engineer posted Nov 6
- Talent AI Operator posted Nov 6
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- GTM Engineer posted Nov 6
- Senior Fullstack Engineer posted Nov 6
- Platform Engineer, Biotech posted Nov 6
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- Technical Writer posted Nov 6
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- Lead Research Engineer, Data Quality posted Nov 6
- Lead Research Engineer, Data Quality posted Nov 6
- Principal AI Architect posted Nov 6
- Principal AI Architect posted Nov 6
- Founding Engineer (Full-Stack/AI) posted Nov 6
- Founding Engineer (Full-Stack/AI) posted Nov 6
- Full-Stack Design Engineer posted Nov 6
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- Principal Robotics Software Engineer posted Nov 6
- Principal Robotics Software Engineer posted Nov 6
- Senior Robotics Engineer, Controls posted Nov 6
- Senior Robotics Engineer, Controls posted Nov 6
- Senior Optical Engineer, R&D posted Nov 6
- Senior Optical Engineer, R&D posted Nov 6
- Senior ML Engineer, Perception posted Nov 6
- Senior ML Engineer, Perception posted Nov 6
- Founding Data Engineer, Pricing and Comps posted Nov 6
- Founding Data Engineer, Pricing and Comps posted Nov 6
- Senior Software Engineer posted Nov 6
- Senior Software Engineer posted Nov 6
- Frontend Engineer posted Nov 5
- Frontend Engineer posted Nov 5
- Founding Product Engineer posted Nov 5
- Founding Product Engineer posted Nov 5
- Principal Mechanical Engineer posted Nov 5
- Principal Mechanical Engineer posted Nov 5
- Senior Data Engineer posted Nov 5
- Senior Data Engineer posted Nov 5
- Computer Vision & Robotics Intern posted Nov 5
- Computer Vision & Robotics Intern posted Nov 5
- Founding Engineer, Agents posted Nov 5
- Founding Engineer, Agents posted Nov 5
- Founding Engineer, Environments + Data posted Nov 5
- Founding Engineer, Environments + Data posted Nov 5
- Backend Engineer posted Nov 5
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- Senior Data Engineer, LATAM posted Nov 5
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- Founding Engineer, NLP Systems & Infrastructure posted Nov 5
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- Senior Integrations Engineer posted Nov 5
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- Founding Cloud Infrastructure Engineer posted Nov 5
- Founding Cloud Infrastructure Engineer posted Nov 5
- Founding Product Engineer posted Nov 5
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- Product Engineer posted Nov 5
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- Technical Program Manager posted Nov 5
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- Research Engineer, Privacy and Anonymization posted Nov 5
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- Research Engineer, QC Automation posted Nov 5
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- Full-Stack Software Engineer, Reinforcement Learning posted Nov 5
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- Senior Software Engineer, Infrastructure posted Nov 5
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- Research Engineer, Benchmarks posted Nov 5
- Research Engineer, Benchmarks posted Nov 5
- Founding Engineer posted Nov 5
- Founding Engineer posted Nov 5
- CTO / Technical Co-Founder posted Nov 5
- CTO / Technical Co-Founder posted Nov 5
- Developer Relations posted Nov 5
- Developer Relations posted Nov 5
- Product Engineer posted Nov 4
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- Research Engineer, Synthetic Data posted Nov 4
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- GTM Engineer posted Nov 4
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- Forward Deployed Research Engineer posted Nov 4
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- Founding Machine Learning Engineer, Computer Vision (Object Detection) posted Nov 4
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- Senior Robotic Systems Engineer posted Nov 4
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- Founding Design Engineer posted Nov 4
- Founding Design Engineer posted Nov 4
- Founding Hardware Engineer posted Nov 4
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- Forward Deployment Engineer posted Nov 4
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- US Founding Engineer posted Nov 4
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- Forward Deployed Engineer posted Nov 4
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- Lead Product Designer posted Nov 4
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- Founding Engineer, AI/ML posted Nov 4
- Founding Engineer, AI/ML posted Nov 4
- Product Engineer posted Nov 4
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- Senior Machine Learning Developer posted Nov 3
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- Agent Product Manager posted Nov 3
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- Forward Deployed Engineer posted Nov 3
- Forward Deployed Engineer posted Nov 3
- Product Engineer posted Nov 3
- Product Engineer posted Nov 3
- Senior Platform Software Engineer posted Nov 3
- Senior Platform Software Engineer posted Nov 3
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- Founding Engineer, AI and Geometry / CAD posted Nov 3
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- Founding Product Engineer posted Nov 3
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- Senior Solutions Engineer posted Nov 3
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- Lead Data Platform Engineer posted Nov 3
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- Founding Engineer, Computer Vision & Robotics posted Nov 3
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- Senior Product Engineer posted Nov 2
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- AI Infrastructure / Product Engineer posted Nov 2
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- Software Engineer, Voice AI / Backend posted Nov 2
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- GTM Engineer posted Nov 2
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- Founding Engineering Lead posted Nov 2
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- Backend Engineer posted Nov 2
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- Robotics Engineer, Autonomous Systems posted Nov 2
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- Member of Technical Staff posted Nov 1
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- Technical Sales / Business Development Manager posted Nov 1
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- QA Engineer posted Nov 1
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- AI-Native Founding Chief of Staff posted Nov 1
- AI-Native Founding Chief of Staff posted Nov 1
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- Senior Founding Product Engineer posted Nov 1
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- AI-Native Founding GTM Lead posted Nov 1
- AI-Native Founding GTM Lead posted Nov 1
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- Founding AI Engineer posted Aug 1
- Founding Product Engineer posted Aug 1
- Founding Product Engineer posted Aug 1
- Founding AI Engineer posted Aug 1
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- Head of Engineering posted Jun 3
- Head of Engineering posted Jun 3
- Senior AI/ML Engineer posted Jun 3
- Senior AI/ML Engineer posted Jun 3
- Founding Engineer - Full Stack posted Jun 3
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- Senior/Staff Software Engineer (Platform) posted Jun 3
- Senior/Staff Software Engineer (Platform) posted Jun 3
- Forward Deployed Engineer (Founding Customer Engineer) posted Jun 3
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- Software Engineer - Full Stack posted Jun 3
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- Backend-Leaning Product Engineer posted Jun 3
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- AI/ML Engineer posted Jun 3
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- Founding Engineer ($3M pre-seed) posted Mar 23
- Founding Engineer ($3M pre-seed) posted Mar 23
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- Founding Engineer ($3M pre-seed) posted Mar 23
- Founding Engineer ($3M pre-seed) posted Mar 23
- Founding Engineer ($3M pre-seed) posted Mar 23
- Founding Engineer ($3M pre-seed) posted Mar 23
- Founding Engineer – SF Hackerhouse (Visa sponsored; $3M pre-seed) posted Mar 23
- Founding Engineer – SF Hackerhouse (Visa sponsored; $3M pre-seed) posted Mar 23
- Founding Engineer ($3M pre-seed) posted Mar 23
- Founding Engineer ($3M pre-seed) posted Mar 23
- Founding Engineer ($3M pre-seed) posted Mar 23
- Founding Engineer ($3M pre-seed) posted Mar 23
- Founding Engineer ($3M pre-seed) posted Mar 23
- Founding Engineer ($3M pre-seed) posted Mar 23
- Founding Engineer – SF Hackerhouse (Visa sponsored; $3M pre-seed) posted Mar 23
- Founding Engineer – SF Hackerhouse (Visa sponsored; $3M pre-seed) posted Mar 23
- Founding Engineer – SF Hackerhouse (Visa sponsored; $3M pre-seed) posted Mar 23
- Founding Engineer – SF Hackerhouse (Visa sponsored; $3M pre-seed) posted Mar 23
- Founding Engineer – SF Hackerhouse (Visa sponsored; $3M pre-seed) posted Mar 23
- Founding Engineer – SF Hackerhouse (Visa sponsored; $3M pre-seed) posted Mar 23
- Founding Engineer – SF Hackerhouse (Visa sponsored; $3M pre-seed) posted Mar 23
- Founding Engineer – SF Hackerhouse (Visa sponsored; $3M pre-seed) posted Mar 23
- Founding Engineer – SF Hackerhouse (Visa sponsored; $3M pre-seed) posted Mar 23
- Founding Engineer – SF Hackerhouse (Visa sponsored; $3M pre-seed) posted Mar 23
- Founding Engineer – SF Hackerhouse (Visa sponsored; $3M pre-seed) posted Mar 23
- Founding Engineer – SF Hackerhouse (Visa sponsored; $3M pre-seed) posted Mar 23
- Founding Engineer – SF Hackerhouse (Visa sponsored; $3M pre-seed) posted Mar 23
- Founding Engineer – SF Hackerhouse (Visa sponsored; $3M pre-seed) posted Mar 23
- Founding Engineer ($3M pre-seed) posted Mar 23
- Founding Engineer ($3M pre-seed) posted Mar 23
- Founding Engineer ($3M pre-seed) posted Mar 23
- Founding Engineer ($3M pre-seed) posted Mar 23
- Founding Engineer ($3M pre-seed) posted Mar 23
- Founding Engineer ($3M pre-seed) posted Mar 23
From the team and dates on Clera's own job board.
Posting history
Reposted 7 times since 9 September 2026: a posting for this role in San Francisco was taken down and the role was posted again.
- 6 November 2026 – open
- 6 November 2026 – open
- 6 November 2026 – open
- 6 November 2026 – open (this posting)
- 6 November 2026 – open
- 6 November 2026 – open
- 6 November 2026 – open
- 6 November 2026 – open
- 6 November 2026 – open
- 6 November 2026 – open
Salary context
67 other open postings titled Founding Engineer state a salary: median USD 160,000 to USD 250,000 a year.
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