Frontend Engineer — Founding Team, AI-Native Platform (San Francisco)
Fabrion
A tech startup in the San Francisco Bay Area is seeking a Frontend Engineer to design and build user-friendly interfaces for their AI-native data platform. This role involves working closely with the founding team on scalable frontend components, contributing to design patterns, and visualizing complex datasets. Ideal candidates have 3–7 years of experience in frontend development, with expertise in React and a strong focus on user experience.
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- ...Frontend Engineer (with familiarity of full stack) (Founding Team) Location: San Francisco Bay Area Type: Full-Time Compensation: Competitive salary + meaningful equity... ...problems. Overview We’re building an AI-native data platform designed to simplify the most complex...PlatformFull timeTemporary work
$130k - $200k
Member of Technical Staff, Founding Frontend Engineer Join to apply for the... ...Engineer role at Ocular AI (YC W24) Member of Technical... ..., and recharge with the team. Location: San Francisco, CA, In-Person\... ...data-centric annotation platform, and Bolt , an enterprise...PlatformFull timeWork at office$150k - $250k
A seed-stage AI startup in San Francisco is looking for a Founding Software Engineer to build high-quality frontend features. This role involves collaborating with designers and backend engineers while taking ownership of frontend architecture. The ideal candidate should...PlatformFull time$150k - $200k
...with Humeo, a San Francisco‑based AI product lab building... ...in an AI‑native world.... ...expanding its early team. This is not a... ...grow into a true founding role as the... ...Former full‑stack engineer at Mustard... ...move between frontend, backend, and... ...Social Networking Platforms #J-18808-...PlatformFull time$175k - $225k
Founding Full-Stack Software Engineer (React / Node.js / NestJS / PostgreSQL... ...— 3.00% Location: San Francisco (In-Person) Job... ...We’re building an AI-native platform that transforms fleet... ...backend + frontend implementations.... ...business, and operations teams across sprints to...PlatformFull timeWork at officeRemote work$200k - $250k
Frontend Engineer (HYBRID in SF / NY – Possibility of... ...) – 4454 Get AI-powered advice on... ...fast-paced, growing team with a high... ...Developer” roles. San Francisco, CA $40,000.00-$1... ...0 1 month ago Founding Frontend Engineer... ...Engineer, Frontend Web Platform San Francisco,...PlatformFull timeRemote work$150k - $250k
...Founding Software Engineer (Frontend) - San Francisco (Hybrid) A seed-stage, venture-backed startup building an AI-powered platform that helps fast-growing teams retain context, decisions, and knowledge as they scale are looking for a Frontend Engineer to join their team...PlatformFull timeImmediate start$150k - $250k
...Join to apply for the Founding Engineer - Frontend role at StackAI Join... ...role at StackAI Get AI-powered advice on this... ...and intuitive No-Code platform integrating best AI... ...companies and unicorns!). Team: Founded by two MIT... ...Engineer” roles. San Francisco, CA $140,000.00-$200,...PlatformFull time$163k - $250k
...applicants located in the San Francisco Bay Area,... ..., product, and platform teams to deliver cutting... ...spearhead the UI engineering team, staying hands... .... Leverage AI‑assisted development... ...14 years of frontend/UI development experience... ...high‑performance native web apps and...PlatformFull timeWork experience placementRemote work- ...A leading company in the AI sector is seeking a Founding Frontend Engineer to join their innovative team in San Francisco. This role involves crafting high-performing web applications and collaborating across teams to deliver impactful solutions. Ideal candidates will...Full time
- A leading technology firm in San Francisco is seeking a Founding Full-Stack Software Engineer to manage end-to-end features on their AI-native platform. The role requires engagement in both frontend and backend development, using technologies such as React, Node.js, and...PlatformFull time
$200k - $250k
Overview Founding Applied AI Fullstack Engineer – FinTech Startup – $200k–$250k + Equity | San Francisco Bay Area (Hybrid) This is a ground-floor opportunity... ...(5+ years) to shape the platform end-to-end, working closely with the leadership team. What you’ll be doing Design...PlatformFull time- ...cutting-edge technology firm in San Francisco is seeking a Founding Engineer (Full Stack) to design and build their platform from the ground up. In... ...-scale data systems and AI-native agents. Ideal candidates should... ...familiarity with modern frontend frameworks such as React...PlatformFull time
- ...This is a San Francisco–based hybrid role, combining in-office... ...next-generation AI products that transform... ...applications to full-stack platforms used by millions. Our team combines deep engineering expertise with product... ...We’re looking for a Frontend Engineer to join our...PlatformRemote jobHourly payFull timeContract workFor contractorsWork at officeHome office
$120k - $250k
...Who We Are Lightning AI is the company reimagining... ...-world problems. Our platform is built to scale with... ...in New York City, San Francisco, and London and are backed... ..., collaborating as a team to deliver features... ...We are looking for a frontend engineer to help us develop and...PlatformFull timeContract workFor contractorsFor subcontractorWork at officeLocal areaHome officeFlexible hours2 days per week3 days per week$125k
...looking for in new team members? At Scribd... ...of the Growth Engineering organization, our... ...looking for a talented Frontend Software Engineer... ...UI libraries, or platform constraints) and collaborating... ..., thoughtful code AI Fluency:... ...location. San Francisco is our highest geographic...PlatformPart timeWork at officeLocal areaRemote workHome officeFlexible hours- ...Staff Frontend Engineer, AI Product UX Location: San Francisco - hybrid, in-office two days a week... ...is the AI underwriting platform for the $13 trillion U.... ...Architect components so the team can ship faster as we scale... ...Experience building AI-native interfaces or complex,...PlatformFull timeWork at officeFlexible hours2 days per week
$150k - $200k
...expression in an AI‑native world. Today,... ...expanding its early team. This is not a... ...grow into a true founding role as the company... ...full‑stack engineer at Mustard Systems... ...person build hub in San Francisco with the full team... ...Social Networking Platforms Referrals...PlatformFull time- A technology company in San Francisco is seeking a Frontend Software Engineer to enhance user experiences and integrate AI workflows into their platform. The ideal candidate has over 3 years of experience... ...closely with design and product teams to deliver intuitive user...PlatformFull timeFlexible hours
$50k
A dynamic AI startup in San Francisco is seeking a founding full-stack engineer to own the application layer of their platform. The role involves building user-facing dashboards, designing APIs, and leading architectural decisions. Ideal candidates will have experience...PlatformFull time- ...A startup in cutting-edge AI hardware in San Francisco is seeking a Design Engineer to define and build RL environments and contribute to hardware engineering... ...in a high-impact environment. Join the founding engineering team to influence product development and company...PlatformFull time
- ...A cutting-edge technology company in San Francisco seeks a Founding Platform Engineer to own and design the semantic layer for their AI-driven platform. This role involves building... ...workflows and collaborating with product teams. The ideal candidate will have over 5 years...PlatformFull time
- ...A fast-growing tech startup in San Francisco seeks a Founding CTO who will be hands-on in building core... ...architecture and assembling a top-tier engineering team. The ideal candidate brings over 5... ...and are passionate about AI. Competitive benefits include health...PlatformFull time
- ...A healthcare AI software startup is seeking a Founding Sales Engineer to join its early go-to-market team in San Francisco. This role will bridge go-to-market and engineering teams, focusing on customizing demos and sales enablement. The ideal candidate will have 5–15...PlatformFull time
$120k - $250k
A leading technology startup based in San Francisco is seeking a Founding Full-Stack Engineer to collaborate closely with the founders in developing the product. This role requires strong experience in React, TypeScript, and Node.js. The position offers a competitive salary...PlatformFull time- ...A cutting-edge AI start-up based in California is seeking a Founding Engineer to join their team. This pivotal role involves building customer-facing applications that... ...must be located within commuting distance to San Francisco as in-office presence is required. #J-188...PlatformFull timeWork at office
$170k - $210k
Overview Founding C++ Systems Engineer at Thunder Compute. Base pay range: $17... ...developers. We’re a small team building a cloud platform and virtualization... ...Logistics Location: San Francisco, CA Employment type:... ...input from experts and AI to inform our articles and...PlatformFull time- ...Founding Engineer – Early-Stage AI Startup San Francisco, CA (In-Person Only) Full-Time | Equity + Cash | Early-Stage... ...building Xuman.AI, an early‑stage platform in San Francisco rethinking how... ...and our early product and design team. You’ll shape the core systems,...PlatformFull time
- A growing tech company in San Francisco is seeking a Founding Engineer to build an AI pipeline to make government data useful. The ideal candidate knows how to build... ...the browsing experience. Join a fast-growing team and contribute to critical defense components while...Full time
$135k - $220k
...Fable Security AI-driven threats and... ...is the human risk platform that directly shapes... ...Greylock Partners and founded by early Abnormal Security team members, Fable is... ...Contribute to a strong engineering culture through... ...shipping fullstack or frontend-heavy applications...PlatformFull timeWork experience placementRelocation package
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