Founding Engineer — AI-Native Platform, In-Person SF
Idelsoft
Idelsoft is recruiting a Founding Engineer to join in-person in San Francisco. You’ll build core product surfaces, an embedded AI agent layer, and observability tooling, shipping features weekly. The role demands 0–4 years experience, a strong full-stack skillset (Next.js, React, Python, FastAPI, Supabase), and the ability to work closely with founders in a fast-moving seed-stage environment. New grads are welcome, and relocation to SF is expected. #J-18808-Ljbffr Idelsoft
- Get Hired. Work From Anywhere. in San Francisco is seeking a founding engineer to join an AI-native platform. You will ship production features weekly, collaborate directly with the founders, and influence the product from day one. You will own core product surfaces, the...Platform
- An early-stage AI startup in San Francisco is seeking a Founding Engineer to help architect and build their platform from scratch. This role offers a unique opportunity for real ownership and responsibility, including founder-level equity. Ideal candidates should be experienced...Platform
- ...video, structured with AI, and tied to outcomes.... ...impactful buyer video lives on platforms like TikTok and Reels,... ...supported by AI Fund. Founded by Andrew Ng, AI Fund... ...without bespoke engineering per store Required Qualifications... ...surfaces) AI-native builder: you ship...PlatformOdd jobRelocation
$150k - $225k
Founding Recruiter [Onsite, SF] AI x Martech A modern marketing automation platform is replacing legacy tools like Marketo... ...with an AI-native rebuild of how B2B... ...email, AI-powered personalization, real-time segmentation... ...cycle hiring across engineering and GTM, working...PlatformVisa sponsorshipRelocation package- ...for a world‑class founding engineer to build Omi with me. Omi is AI for your real life.... ...Pacific (Russia), now in SF Thiel Fellow Sold 2... ...(Flutter/React Native, Python, firmware,... ...version of Omi SDK / platform / hardware control... ...the metaverse. II personally check every candidate...Platform
- ...Location: San Francisco, CA — in-person, 5 days a week Type: Full-... ...company building an AI-native platform in a large B2B category. The... ...be hired to hold. This is a founding engineering hire. You'd work directly with... ...taste bar above Based in SF or able to relocate...PlatformFull timeLive inWork at officeImmediate startRelocation
- Founding Engineer - Early-Stage AI Startup San Francisco, CA (In-Person Only) Full-Time | Equity + Cash | Early-Stage Stealth Startup About the Role I’m building Xuman.AI, an early‑stage platform in San Francisco rethinking how humans access and engage with essential...PlatformFull time
$250k
LegalCare — Founding Engineer Type: Full-time | On-site | San... ...currently the only full-time person in the business) About... ...-style law firm — an AI-native team of attorneys... ...receptionist, the referral platform, and forward-deployed... ...security ownership SF Bay Area, 4+ days in...PlatformFull timeCasual workWork at officeRemote workRelocationVisa sponsorshipRelocation package- ...the Role Full-stack engineer who understands... ...tools and how recent AI frameworks work. You... ...workflow automation platform. Responsibilities... ...ownership Ready to work in person in San Francisco... ...is built as a native vibe coding platform... ...International team across SF and Tokyo. Growing...Platform
$110k - $180k
...Description Customer Solutions Engineer – Construction... ...By hiring a dedicated person in this role, we will expand... ...a financial operations platform for construction, a... ...we now use it to deploy AI across workflows... ...without many of the risks found at unproven companies....PlatformFull timeCasual workH1bRemote workVisa sponsorship- ...is looking for generalist founding engineers (ml, data, full-stack) who... ...tesseract, postgresql, aws, react native ...) have built real... ...our office you'll be in SF: a lot of work, great weather... ...twins. We’re creating an AI-powered auditing platform that fixes errors in...PlatformWork at office
$130k - $170k
...About the Role This is a founding-level AI/ML engineering role at an early-stage AI-powered recruiting marketplace... ...-source contributions or standout personal projects) is a plus.... ...The team works together in-person in SF, and candidates should be open to a collaborative...Full timeVisa sponsorship- Syntro is building the first agentic procurement platform for modern hardware manufacturing. We're looking for a founding engineer to help lay the technical foundation, decide how major parts work, and build systems that scale from prototype to production. You'll own end...Platform
- EffiGov is seeking a founding engineer to help build the EffiGov platform and team in San Francisco. You’ll ship features, design scalable architectures, implement cutting-edge tools, and mentor new engineers as the company grows. You’ll balance scrappy delivery with elegant...Platform
- Dragonfly is a crypto‑native Venture Capital and research firm... ...portfolio companies is hiring a Founding Engineer to lead development on a... ..., scaling across chains and platforms (including wallets and Telegram... ...for remote, hybrid, and in‑person roles worldwide. They’re...PlatformRemote workWorldwide
$160k - $220k
Simula — Founding Engineer Type: Full-time | On-site | San Francisco... ...the ad network for AI. The team partners with... ...entertainment and character platforms to create immersive, personalized ad formats — playable ads... ...units that feel native to AI companions rather...PlatformFull timeInternshipWork at officeVisa sponsorship$120k - $140k
We’re looking for OpenFunnel’s Founding Full Stack Engineer (with AI) You’ll work directly with extremely technical founders, be close to customers,... ...5,000.00-$170,000.00 2 weeks ago Software Engineer, AI Platform - New Grad Mountain View, CA $145,000.00-$170,000.00 2...PlatformFull timeWork at office- Moritz is seeking a Founding Product Designer to own the entire product experience.... ...the first design hire, defining how an AI-native legal platform looks and feels, shaping product... ...interfaces, and collaborate closely with engineers to ship premium designs. This role...Platform
$150k - $230k
...Opportunity We are looking for a Founding Solution Engineer to help define how we win technical deals and bring our platform to life for customers.... ...about building a strong in-person culture, and we're very much... ...the team to be in our SF office five days a week that...PlatformWork at office- ...Labs is a Seed stage AI Startup, backed by top... .... We are hiring for a founding engineer for the role of a Product... ...You will architect a platform from early stages, and... ...drive business and personal success. What We're Building... ...expertise in cloud-native platforms: Kubernetes,...Platform
$140k - $210k
...the experiences each person brings beyond the... ...Klaviyo is building an AI-first company—and... ...People Technology Engineer to be the first... ...workflows with AI-native solutionsDefine and... ...and modern APIsLLM platforms (OpenAI, Claude, Gemini... ...job postings can be found on our official...PlatformShift work- A technology company in San Francisco is seeking a Founding Fullstack Engineer to build scalable systems that automate complex decisions in manufacturing... ...code across the stack. The role requires onsite work in SF, with a supportive relocation policy. The company is backed...Relocation
- Stealth Startup in San Francisco is seeking a Founding Full Stack Engineer to join our in-person team and help shape the product from the ground up. You’ll own... ...help set engineering culture as we scale. You’ll build AI-powered solutions, collaborate with founders and...PlatformVisa sponsorshipRelocation package
$160k - $270k
...About the Role This is a founding engineer role on a small, high-conviction infrastructure team building a graph-native context and memory platform purpose-built for AI agents. You'll own significant pieces of the core — query engine, graph storage internals, distributed...PlatformFull timeFlexible hours$150k - $250k
...THE OPPORTUNITY Hedge is hiring a founding engineer to turn complex commercial insurance workflows... ...and build a clear mental model of the platform By day 60: independently own a... ...is based in San Francisco and works in person with the team six days a week. INTERVIEW...PlatformFull time$120k - $150k
...About the Role This is a founding engineering role at a seed-stage hardtech startup building an AI-assisted PCB design and EDA automation platform. You'll own core tooling and manufacturing... ...projects, open-source contributions, or personal hardware builds that demonstrates...PlatformFull time$500 per month
...per month and needs an engineer who has worked at that... ...directly with the founding team, contributing across... ...engineering discipline, and has personally mastered a skill... ...conversational AI agents across voice and... ...engineerFirst-of-its-kind QA platform for conversational AI...PlatformH1b$197.3k - $313.7k
...SalesforceSalesforce is the #1 AI CRM, where humans... ...and proxy platform.The Microservices... ...adopt more cloud native primitives to... ...distributed systems engineers who are passionate... ...about how we use your personal data and your... ...company benefits can be found at the following...PlatformFull time- A cutting-edge AI startup in San Francisco is seeking a Founding Engineer with 4+ years of backend experience. You will design and scale backend systems, mentor... ...the restaurant industry with innovative solutions. #J-18808-Ljbffr Loop AI - Delivery Intelligence PlatformPlatform
- Goliath Partners is seeking a Founding AI Engineer in San Francisco (Hybrid) to own and shape the core AI architecture powering its enterprise automation platform. The role involves direct collaboration with the founders and making key technical decisions for production...Platform
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