founding engineer platform and infrastructure Jobs in San Francisco, California

Founding Engineer - Platform & Infrastructure
San Francisco, CaliforniaUMATR Founding Engineer - Platform & Infrastructure About the Opportunity An early-stage startup is seeking a Founding Engineer to lead the design, build, and maintenance of its cloud platform. This foundational role offers the chance to architect and develop all cloud...Full Job Details
Founding Engineer - Python or Rust & Clickhouse
Sonoma, CaliforniaUMATR Founding Engineer - Python or Rust & Clickhouse About the Opportunity We're working with an early-stage startup on a mission to reimagine how analytical workloads are processed across large-scale systems. This is a unique opportunity to join as the first engineering hire...Full Job Details
Founding Engineer
Sonoma, CaliforniaAxiom (YC W25) We're building the first platform that lets anyone trade any asset on any chain, already used by 15k+ people daily and at 8 figure ARR. Tech Stack: TypeScript, NextJS, Jotai, TailwindCSS, PostgreSQL, uWebsocketJS Perks: • Own room in our house - all expenses covered • Work...Full Job Details
Founding Engineer ($140k-$220k, 1% to 2.3%)
San Francisco, CaliforniaResonate AI$140000.00 - 220000.00 a year Base $140k-$220k, 1% to 2.3% In person (Financial District, San Francisco, CA) We're building superhuman conversational AI for healthcare. Our first AI product captures missed calls and books appointments with a higher success rate than human receptionists. People love the...Full Job Details
Founding Engineer
Santa Rosa, CaliforniaSidekick Sidekick is hiring a Founding Engineer to join the core team. The real estate industry is undergoing a massive shift, and AI is about to reshape how millions of agents operate daily. Sidekick is first to market with a verticalized solution, has strong early traction, and is...Full Job Details
Founding Software Engineer
San Francisco, CaliforniaKey Technology About the Company Ready to shape a game-changing AI startup? Join our elite, We're processing multimodal data - text, images, video, audio - at lightning speed, with $320K ARR in 3 months and a $5M goal by year-end. Backed by Founders Fund ($3.8M seed) from top AI Labs/...Full Job Details
Founding Design Engineer
Sonoma, CaliforniaParadigm We're looking for experienced full stack design engineers who thrive in fast-moving startups, and are excited to reimagine UX for an AI native workspace. Qualifications Willingness to work in-person in San Francisco 5-6 days per week Experience building and designing...Full Job Details
Platform Systems Engineer
Sausalito, CaliforniaiMETALX Inc. Clearance Requirement: U.S. Citizenship required Experience Level: Senior (7+ years) Company Description iMETALX, Inc. is a company that aims to create a future where space is accessible and sustainable for all. We provide space domain awareness (SDA) and in-space servicing...Full Job Details
Founding Underwriter
Alameda, CaliforniaIndemni$20.00 a year Why Indemni, why now? Every year, $20T of U.S. freight changes hands on the strength of a paper Bill of Lading and a quick nod at the dock door. When thieves strike, a $250k load can vanish in minutes. Indemni is not just addressing this soft underbelly; we&re forging it...Full Job Details
Founding Senior Software Engineer (Full-stack)
San Carlos, CaliforniaRetell AI About Retell Retell is building the new standard for automating call center communications, including sales, support, customer engagement, and retention calls. Backed by Altman Capital, Y Combinator, and top investors, we've raised a $4.7M seed round and hit $10M ARR in 15...Full Job Details
Founding Senior Software Engineer (Backend)
San Carlos, CaliforniaRetell AI About Retell Retell is building the new standard for automating call center communications, including sales, support, customer engagement, and retention calls. Backed by Altman Capital, Y Combinator, and top investors, we've raised a $4.7M seed round and hit $10M ARR in 15...Full Job Details
Founding Engineer
Palo Alto, CaliforniaByTeams We're looking for a founding engineer to join us at ByTeams. Together we will redefine how the best software engineering organizations work together. You will be empowered to drive our product and technical moat development This is an ok salary high equity opportunity. If...Full Job Details
Founding Engineer
San Mateo, CaliforniaAcceler8 Talent Founding Engineer About the Role We're seeking a Founding Engineer to help shape the future of a fast-moving startup at the intersection of engineering, product, and growth. This is a high-ownership role where you'll wear multiple hats, move quickly, and contribute...Full Job Details
Principal Software Engineer - Data Platform
San Mateo, CaliforniaHarnham Principal Software Engineer - Data Platform Location: San Francisco, CA (Remote OK - US only) Comp: $230K-$280K base + equity About the Role: We're looking for a Principal Software Engineer to help lead the development of a modern, scalable data platform from the ground up...Full Job Details
Founding Engineer
San Mateo, CaliforniaStealth Startup We are building an AI-powered ecosystem that enables personalized care for seniors aging at home. At its core, Vali serves as an intelligent manager transforming how care is delivered and managed - helping home care agencies unlock operational efficiencies and open up...Full Job Details
Founding Engineer
Santa Clara, CaliforniaAlexander Chapman$200000.00 - 310000.00 a year We&re partnering with a rapidly growing startup that&s transforming how businesses handle their phone interactions. They&re developing innovative voice-driven solutions to improve customer outreach, support, and engagement-all powered by cutting-edge technology but without...Full Job Details
Founding Engineer
Santa Rosa, CaliforniaParadigm We're looking for experienced generalist founding engineers who thrive in fast-moving startups, and are excited to create an AI native workspace. Qualifications Willingness to work in-person in San Francisco 5-6 days per week Experience building production application layer...Full Job Details
Founding Head of Engineering
San Francisco, CaliforniaMarklo.AI Location: San Mateo, CA (Hybrid; 4 days on-site) Type: Full-time We power the builders behind every brand-an AI Revenue OS helping lean DTC teams grow smarter and faster. Cross-channel campaign planning and execution done for you. About Marklo Marklo is the AI Revenue OS...Full Job Details
Founding Engineer
San Francisco, CaliforniaOmen Location: San Francisco, Remote (Flexible) About Omen Omen is an AI-native, prospective online-only Registered Investment Adviser on a mission to deliver personalized institutional-grade portfolios to everyday investors. Live product & early traction: Early adopters are...Full Job Details
Platform Engineer
San Mateo, CaliforniaRyzen SolutionsWe are seeking a Platform Engineer to join our team our client company in Foster City. This position is a Contract-W2 role with Onsite work set-up. In this role, you'll be responsible for managing and maintaining Microsoft Windows servers, Active Directory Domain...Full Job Details
Staff Software Engineer - Compute Infrastructure
Mountain View, CaliforniaLinkedInCompany Description LinkedIn is the world's largest professional network, built to help members of all backgrounds and experiences achieve more in their careers. Our vision is to create economic opportunity for every member of the global workforce. Every day our members use...Full Job Details
Senior Manager, Microsoft Platform
San Rafael, CaliforniaBioMarin Pharmaceutical Inc. Who We Are BioMarin is a global biotechnology company that relentlessly pursues bold science to translate genetic discoveries into new medicines that advance the future of human health. Since our founding in 1997, we have applied our scientific expertise in understanding...Full Job Details
Sr. Staff Software Engineer - Systems Infrastructure
Mountain View, CaliforniaLinkedInLinkedIn is the world's largest professional network, built to help members of all backgrounds and experiences achieve more in their careers. Our vision is to create economic opportunity for every member of the global workforce. Every day our members use our products to make...Full Job Details
Sr. Staff Software Engineer, Reliability Infrastructure
Mountain View, CaliforniaLinkedInLinkedIn is the world's largest professional network, built to help members of all backgrounds and experiences achieve more in their careers. Our vision is to create economic opportunity for every member of the global workforce. Every day our members use our products to make...Full Job Details
Sr Staff Engineer, ML Infrastructure and Performance
Mountain View, CaliforniaLinkedInLinkedIn is the world's largest professional network, built to create economic opportunity for every member of the global workforce. Our products help people make powerful connections, discover exciting opportunities, build necessary skills, and gain valuable insights every...Full Job Details