Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

Founding Engineer

$150k - $250k

AgentMail (YC S25)

AgentMail is building the identity and communication infrastructure for AI agents, starting with email. We are looking for a Founding Engineer with backend and infra focus to architect systems for agents as the end users. Responsibilities Design APIs that are intuitive for both humans and LLMs Architect high-throughput, low-latency systems Write and review clean, idiomatic code Maintain comprehensive documentation Qualifications Has prior work experience (internships count) as an engineer at a tech company Has shipped software used in production by real users (work or personal projects) Compensation $150k - $250k base salary 0.5% - 2.0% equity Breakfast, lunch, and dinner (Doordash) Medical, dental, and vision insurance Equinox membership #J-18808-Ljbffr

Vacancy posted 2 days ago
Similar jobs that could be interesting for youBased on the Founding Engineer in San Francisco, CA vacancy
  • $150k - $250k

    Founding Security Reliability Engineer Location: San Francisco - In office. Employment: Full-time. About Charta Health At Charta, we’re pioneering a transformative approach to healthcare billing through the power of generative AI. Our mission is to revolutionize this... 
    Suggested
    Full time
    Work at office

    Madrona Venture Labs

    San Francisco, CA
    2 days ago
  • A pioneering tech startup in San Francisco is seeking a Founding Engineer to drive the design and development of their enterprise automation platform. The successful candidate will focus on full-stack web application development and AI-driven automation solutions. We require... 
    Suggested

    Pear VC

    San Francisco, CA
    2 days ago
  • $150k - $240k

    10x Science, based in San Francisco, is looking for a founding engineer to contribute to a high-performance computing platform for AI-powered drug discovery. You'll join a small team and work directly with the founders, taking on significant responsibilities from day one... 
    Suggested

    10x Science (YC W26)

    San Francisco, CA
    2 days ago
  •  ...A pioneering robotics company is seeking a Founding Mechanical Engineer in San Francisco, CA. You will design and develop robotic arms for microgravity environments, leading all aspects from concept to flight-ready hardware. Essential qualifications include a Bachelor... 
    Suggested

    General Astronautics

    San Francisco, CA
    2 days ago
  • $180k - $300k

     ...Job Description Job Description Founding Engineer Posted by Transparent Search Group on behalf of Foresight Health . About Foresight Health AI for early Alzheimer's diagnosis through voice. Website: The role At Foresight Health, we’re building an AI... 
    Suggested
    Visa sponsorship

    Transparent Search Group

    San Francisco, CA
    16 days ago
  • $180k - $250k

    A leading AI language learning platform is hiring a Founding AI Systems Engineer in San Francisco. You will lead the architecture of AI systems that enhance language learning through personalized dialogue. The role requires a systems-thinking background and experience... 

    Pingo AI

    San Francisco, CA
    6 days ago
  • $200k - $300k

    Fragment Data Technologies is seeking Founding Engineers in San Francisco to design and build foundational architectures for AI agents that resolve procurement exceptions across complex enterprise data. Ideal candidates should have 2-7 years of experience, be comfortable... 

    Fragment Data Technologies

    San Francisco, CA
    5 days ago
  • $150k - $250k

     ...About the Role A Y Combinator-backed AI startup is looking for a Founding Engineer – Full Stack to join a small founding team at the ground floor. The company operates at the intersection of AI research, product, and engineering — building tools that help brands understand... 
    Relocation
    Visa sponsorship
    Work visa

    Clera

    San Francisco, CA
    4 days ago
  • Trajectory, based in San Francisco, is seeking a Founding Generalist Engineer to craft the product experience for continual learning. The role involves owning the SDK and API surfaces while working directly with founders and industry-leading partners. Ideal candidates... 

    Trajectory

    San Francisco, CA
    6 days ago
  •  ...Overview At Weave, we’re building the best software for the best engineering teams to move faster, and we want to hire exceptional sales...  ...Andrew runs engineering at Weave, and before that worked as the founding engineer at Causal. Responsibilities Build pipeline: do... 
    Flexible hours

    Weave, Inc.

    San Francisco, CA
    3 days ago
  •  ...Role This is a foundational role: Sim is hiring our first GTM Engineer to build the company’s go-to-market and RevOps infrastructure from...  ..., custom internal tools, and data-driven outbound campaigns Found and scale: Set the technical standard and shape the DNA of Sim’... 
    Full time
    Work at office
    Immediate start
    Visa sponsorship
    Relocation package

    SIM USA

    San Francisco, CA
    3 days ago
  • $130k - $160k

     ...Job Description Founding Engineer (AI / Full Stack) San Francisco, USA (Relocation + Visa Sponsorship) $130,000 - $160,000 + Equity Revive Recruitment are proud to be partnered with an early-stage AI / HR Tech start-up backed by pre-seed funding, building... 
    Work at office
    Relocation
    Visa sponsorship

    Revive IT Recruitment

    San Francisco, CA
    4 days ago
  • $120k - $200k

     ...Join to apply for the Founding Engineer - Full Stack role at Andy AI (W24) Join to apply for the Founding Engineer - Full Stack role at Andy AI (W24) This range is provided by Andy AI (W24). Your actual pay will be based on your skills and experience — talk... 
    Full time

    Andy AI (W24)

    San Francisco, CA
    2 days ago
  • $50k

     ...automatically routes every request to the 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 - from data collection and observability to the control plane and user... 
    Work at office

    Datawizz

    San Francisco, CA
    2 days ago
  • $250k - $380k

     ...Founding Perception Engineer Salary: $250-380k + 1-3% Equity Company Description: Crewline AI - Seed-stage robotics startup backed by Initialized Capital and Nebular VC Job Description: As the Founding Perception Engineer, you will architect the 3D perception stack for... 

    Jack & Jill/External ATS

    San Francisco, CA
    3 days ago
  • Founding Robotics Software Engineer Location: San Francisco (preferred) / US Type: Full-time · Founding Team About Bracket Bot Bracket Bot is building low-cost, general-purpose robots that developers can program and deploy in days. We’re transforming the world’s ~50... 
    Full time

    Bracket Bot Inc.

    San Francisco, CA
    3 days ago
  • $145k - $175k

     ...Founding GTM Engineer Title of Role: Founding GTM Engineer Location: San Francisco, onsite Company Stage of Funding: Venture-Backed — AI, B2B, Software Development, Enterprise Office Type: Onsite Salary: $145K–$175K Company Description We're representing... 
    Work at office

    Recruiting from Scratch

    San Francisco, CA
    5 days ago
  •  ...Empathic Labs is building a real-time AI-enabled platform to digitize human connection. This founding engineer role is a unique 1-of-1 position alongside a Thiel Fellow founder, directly shaping the product and engineering culture as the company moves quickly. You’ll help... 

    Getclera

    San Francisco, CA
    2 days ago
  • $130k - $200k

     ...Founding Engineer – Full Stack (AI x Developer Tools) Location: San Francisco, CA (Hybrid – 4 days/week in person) Compensation: $130,000 – $200,000 base Equity: 0.10% – 1.75% Work Authorization: Open to visa sponsorship in exceptional cases Type: Full-time Start Date:... 
    Full time
    Immediate start
    Visa sponsorship
    Work visa

    Amadeus Search

    San Francisco, CA
    9 hours ago
  •  ...re building something special here. We're looking for talented engineers from the US who are excited about the opportunity to work in...  ...like? We think 9am-6pm will bring a great cadence to work. As a Founding Engineer there will definitely be times you need to pick up... 
    Work at office
    Remote work
    Work from home
    Relocation
    Visa sponsorship
    Work visa
    Relocation package
    Free visa
    Skilled worker visa
    Flexible hours

    Tracebit

    San Francisco, CA
    3 days ago
  •  ...About the Role Join an early-stage startup as a Founding Engineer (Full-Stack) and take full ownership of features from concept to deployment. This is a full-time, on-site position where you'll have significant impact on product direction and technical architecture. What... 
    Full time

    Jobr

    San Francisco, CA
    3 days ago
  •  ...and strategic operators. Now we need to build fast enough to match customer demand. The Role This is not a typical engineering role. You’ll be our founding engineer, with an outsized role in how the product, company, and engineering culture evolve. You’ll write code,... 

    PassFort

    San Francisco, CA
    3 days ago
  • $160k - $230k

     ...Founding Engineer (Forward-Deployed) Location: San Francisco, CA · On-site Compensation: $160K–$230K base + competitive equity Seniority: 2+ years as a full-stack or backend-leaning engineer Openings: 2–3 Visa: Sponsorship available; transfers considered case by case About... 
    Visa sponsorship

    David Joseph & Company

    San Francisco, CA
    4 days ago
  • $7.5k

     ...Founding GTM Engineer (Series A Fintech / EdTech) Location and Commitment San Francisco, CA or Phoenix, AZ (In-Person, Full Time) | Seniority: Founding / Senior IC | Equity: Meaningful Founding Stake The Mission Architecting the Financial Rails for the $900B School Choice... 
    Full time
    Live in
    Work at office
    Work from home
    Relocation
    Visa sponsorship
    Relocation package

    EQL Tech (frontier talent)

    San Francisco, CA
    3 days ago
  •  ...premiere Talent Partner and Executive Search Solution. We were founded on the fact that technical recruiting is most fruitful via partnership...  ...for! Stay hungry. Stay HMBL. We're seeking a Founding Software Engineer for an early staged AI & LLM startup based in San Francisco.... 

    HMBL

    San Francisco, CA
    5 days ago
  •  ...co-designing the future of supply chain automation alongside some of the brightest minds in the industry. About The Role As a Founding Engineer at Mentum, you’ll have the chance to shape the future of our product, tackle some of the toughest challenges in AI and supply... 
    Work at office
    Shift work

    Mentum (Acquired by Nuvocargo)

    San Francisco, CA
    2 days ago
  •  ...LumenUs enriches the bereavement experience for individuals and communities. Role Description This is a full-time hybrid role for a Founding Engineer, based in San Francisco, CA, with flexibility for some remote work. As a Founding Engineer, you will be instrumental in... 
    Full time
    Remote work

    Lumenus

    San Francisco, CA
    3 days ago
  •  ...We’re looking for a founding engineer to build the system that runs industrial commerce. Avent is turning the global supply chain into a machine-to-machine system where products are quoted, sourced, and fulfilled at software speed. This is not about building features.... 
    Relocation

    Avent Industrial Inc

    San Francisco, CA
    3 days ago
  •  ...platforms. Define Technical Strategy and Culture : You will collaborate closely with the founding team to shape technical strategies, influence product development, and establish our engineering culture and best practices. Proactive Problem Solving : You will drive success by... 

    Unboundsecurity

    San Francisco, CA
    4 days ago
  •  ...from top tier venture capital firms who were early investors in companies like Palantir, Hermeus, and OpenGov. We’re hiring a founding engineer who seeks early-stage ownership and is eager to work directly with service members on problems that matter. In this role, you’... 
    Work at office

    Paratus LLC

    San Francisco, CA
    2 days ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Founding Engineer. Be the first to apply!