Founding Engineer
Jinba.io
About the Role Full-stack engineer who understands vibe coding tools and how recent AI frameworks work. You'll build both frontend and backend for our enterprise workflow automation platform. Responsibilities Architect and build both frontend and backend systems powering our vibe coding platform Define technical strategy: system design, data modeling, service boundaries, and infrastructure choices Integrate AI models and build reliable natural language to action pipelines Collaborate directly with customers to translate enterprise needs into product solutions Evolve infrastructure for reliability, observability, and performance at enterprise scale Ship fast while building sustainable, maintainable systems Requirements Experience 5+ years building products quickly TypeScript (backend and frontend), React Deep understanding of system design, database architecture, and scaling distributed systems Modern deployment and infrastructure (Vercel, Cloudflare Workers). Infrastructure as code (Terraform). CI/CD pipelines (GitHub Actions) Experience with AI frameworks (Vercel AI SDK, Mastra) and patterns (agentic loops, tool calling, streaming, MCP) Bonus Understanding of tools like OpenCode and how they work Shipped AI/LLM products to production. LLM observability and production debugging (Langfuse, Datadog). Experience at early-stage startups Major contributions to OSS projects Mindset Founder mentality: hard work, independence, ownership Ready to work in person in San Francisco About Jinba We help large enterprises build automated workflows using plain English. Unlike traditional no-code tools that bolt a chat agent onto their interface, Jinba is built as a native vibe coding platform from the ground up. YC W26. International team across SF and Tokyo. Growing fast with major enterprise contracts. #J-18808-Ljbffr Jinba.io
- ...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...SuggestedFull time
Bracket Bot Inc.
San Francisco, CA1 day ago - ...Visa sponsorship: None available. About the Role: This is a founding hardware role, and the person who fills it owns the physical... ...hire joins the technical side alongside the CTO and lead software engineer as one of the first ten employees. The role requires someone...SuggestedFull timeVisa sponsorship
Thomas Talent Network
San Francisco, CA24 days ago - ...from across IT and security. Several design partners today and a founding team of three. Full-Time, In-person, San Francisco, CA.... ...About the Role: This is a backend- and systems-heavy founding engineering role where "full-stack" means owning the product and system end...SuggestedFull timeH1bVisa sponsorship
Thomas Talent Network
San Francisco, CA19 days ago $500 per month
...DESCRIPTIONThis company handles millions of calls per month and needs an engineer who has worked at that scale before and knows how to build... ...sub-100 milliseconds.You will work on-site directly with the founding team, contributing across architecture, infrastructure, and...SuggestedH1b$160k - $210k
...About the job Founding Engineer Founding Engineer Global Placement Firm is conducting a confidential search for Founding Engineers to join a small, high-growth healthcare technology company in San Francisco focused on transforming how speech, occupational,...SuggestedFull timePrivate practiceH1bWork at officeRelocationVisa sponsorshipGlobal Placement Firm
San Francisco, CA1 day ago$350k
...conversations consistent and personalized across all channels. Reverse engineering legacy healthcare systems that don't have public APIs to... ...who desperately need them. We're looking for exceptional founding engineers to help us realize this ambition. If you're an...Contract workNight shiftAlleviate Health Inc
San Francisco, CA1 day ago- ...Weave At Weave, we’re building the best software for the best engineering teams to move faster, and we want to hire exceptional sales talent... ...runs engineering at Weave, and before that worked as the founding engineer at Causal. Responsibilities Build pipeline: do whatever...Flexible hours
Weave, Inc.
San Francisco, CA4 days ago $250k
...transferred to us in real time. The company is bootstrapped and founded by a former startup and venture capital attorney. Sixteen... ...reply rate. About the Role This is the company's first engineering hire, reporting directly to the Founder, who is currently the...Full timeCasual workWork at officeImmediate startRemote workRelocationProduct Pulse
San Francisco, CA7 hours ago$150k - $250k
...Agentmail Engineer Opportunity Location: San Francisco, CA Type: Full-time, on-site We are seeing a surge in market demand as... ...for your email, it's email for your AI. We're looking for a founding engineer with strong backend and infra instincts to help build...Full timeAgentmail (yc s25)
San Francisco, CA2 days ago- ...Join The Founding Engineering Team At Adam We're building the founding engineering team at Adam. At Adam, we're tackling a frontier problem: building a new way to interface with CAD via AI. This demands creativity, deep technical ability, and novel thinking....
adam.ai
San Francisco, CA4 hours 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 timeLive inWork at officeWork from homeRelocationVisa sponsorshipRelocation packageEQL Tech (frontier talent)
San Francisco, CA3 days ago- ...Founding Full-Stack Engineer Opportunity Hi, my name is Gabriel and I'm the founder of Y/n. Y/n is an app where you can create, share, and play interactive stories. Today, 100K+ teenagers spend 3+ hours a day in the app playing characters in text stories of their...Relocation
Can of Soup
San Francisco, CA2 days ago $180k
...Culture Talent. We're excited to help connect talented professionals with this exceptional team! The Role We're hiring a Founding Engineer to join an early-stage company building AI-powered software and data infrastructure for healthcare organizations operating in...Work experience placementPeople Culture Talent
San Francisco, CA3 days ago$185k - $215k
...gap between referral and care. The result is better patient experiences and health outcomes. Our founding team pairs deep experience investing in health tech with engineering expertise from Meta and we just raised a $2.5M pre-seed led by GreyMatter. About the Role...Work at officeFlexible hoursGrey Matter
San Francisco, CA1 day ago- ...universities and turned down millions of dollars of cash/equity to build real products for billions of humans at Ghost. Apply for the founding eng role if you: ~ Use agents to write ~90% of your code ~ Have done exceptional things in the past ~ Have the...
GHOST
San Francisco, CA2 days ago $250k - $400k
...Founding Engineer Type: Full-time Compensation: $250-400k base plus generous equity Location: On-site in SF, hybrid, or remote About the Role We're looking for engineers to help us build the infrastructure to clone and gamify the internet. We will cover...Full timeRemote workMatrices Inc
San Francisco, CA4 hours 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 timeImmediate startVisa sponsorshipWork visaAmadeus Search
San Francisco, CA1 day ago$150k - $300k
...optimize cash, debt, budgeting, expenses, investing, and taxes. Founded in 2025 by a former senior financial-services leader at a... ...native financial operating system. We are hiring a Founding Engineer to become the company's first technical hire and build the product...Full timeContract workH1bRemote workVisa sponsorshipRaydar Inc
San Francisco, CA4 days ago- ...Founding Engineer (Full Stack) Location: San Francisco Bay Area Type: Full-Time Compensation: Competitive salary + meaningful equity (founding tier) Backed by 8VC, we're building a world-class team to tackle one of the industry's most critical infrastructure problems...Full time
Fabrion
San Francisco, CA19 hours ago - ...Nasdaq & Wing VC Top-Ranked Startup, Lean AI Leaderboard Backed by Y Combinator ABOUT THE ROLE We are hiring a Founding Sales Engineer to help enterprise customers successfully adopt Voice AI from the first technical conversation through production...H1b
Visa Hunt
San Francisco, CA2 days ago - ...startup, revolutionizing the computing landscape, is looking to hire a Principal Product and Application Security Engineer to join their team as a founding engineer. This startup has hit a $1B valuation, closed their Series A funding, and has been around for 4 years. They...Full time
- ...or Vercel and thought "why doesn't every B2B tool feel like this?" — that's the standard you'd be hired to hold. This is a founding engineering hire. You'd work directly with the founders, ship to production every week, and have outsized influence on what the product...Full timeLive inWork at officeImmediate startRelocation
- ...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,...
- Founding Engineer - Real-Time AI Systems (Healthcare) Hybrid- options in Los Angeles or San Francisco Bay area AI in healthcare mostly lives in the cloud. It helps with notes and paperwork, but it isn't present when care decisions are being made. We're changing that. We...
- ...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 timeWork at officeImmediate startVisa sponsorshipRelocation package
$120k - $180k
Founding Engineer - Staff/Senior Location: San Francisco, CA Type: Full-time, In-person Flowtel is building the next-generation operating system for hospitality, powered by modern AI agents that can handle everything from booking to room service. We just launched, secured...Full time- ...platform that turns your website into your company's main growth engine. We deploy swarms of marketing and web design agents that... ...companies the on‑demand infrastructure of a growth team. Ploy is founded by Bryant Chou, the co‑founder and former CTO of Webflow, where...
- I'm recruiting for a Founding Engineer opportunity with an early-stage AI company operating at the intersection of AI, legal services and voice automation. This is the company's first engineering hire , working directly with the Founder to take an existing voice AI prototype...Relocation
- ...connections will form the foundation of the agentic internet - and Caylex will be the infrastructure powering it. The Role As a Founding Engineer, you’ll play a central role in shaping both our product and engineering culture. You will: Work full-stack across...Full timeWork at office
$200k - $250k
Overview As a Founding Engineer, you'll architect and build the core AI agents and infrastructure that power precision outbound at scale — then make them accessible through beautiful, intuitive interfaces. You'll work directly with customers, shape product direction, and...Work at office
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