Founding Full-Stack Engineer — AI-Native Mobile Lead
Text.ai (YC X25)
A pioneering AI communication company is seeking a Founding Full-Stack Engineer to lead the development of a revolutionary mobile application. This hands-on role focuses on React Native and Python integration, aiming to reshape how humans communicate in group settings. The ideal candidate will thrive in a startup environment and contribute to high-performing, polished applications. Join us to define the future of group collaboration and AI interactions. #J-18808-Ljbffr Text.ai (YC X25)
$180k - $240k
...to help them hire. Founding Full-Stack Engineer Location: San... ...Seed Stage / Applied AI + Wearable Technology... ...deployed with world-leading enterprise customers... ...AI inference systems, mobile applications, backend... ...iOS, Android, or React Native) ~ Experience building...SuggestedH1bWork at officeRemote workVisa sponsorship$150k - $200k
...in San Francisco is hiring a Founding Full-Stack Engineer to join its founding team. The... ...the ground up. The stack spans mobile, web, backend, infrastructure, and AI. What You'll Do Work in-person... ...mobile experiences in React Native . Implement and maintain...SuggestedFull timeVisa sponsorship- ...Founding Full-Stack Engineer Join a stealth, seed-stage startup building an AI-powered wearable platform for industrial field technicians. We run a real-time computer-vision... ...APIs and data layer, and the frontend/mobile client customers actually touch. What you'...SuggestedWork at officeFlexible hours
$200k - $300k
...Founding Full-Stack Engineer San Francisco | $200k-$300k + 0.2-0.5% Equity Most AI startups are building copilots. Our client is building the operating system for... ...tools like Cursor, Claude Code, or similar AI-native development workflows Want direct...SuggestedWork at office- ...–8 years Stage: Seed → Series B Role Type: Early hire / founding engineer Why This Role Exists You’ll help build the core product... ...experience Establish engineering best practices Use modern AI developer tools to move faster (LLM copilots, agent workflows,...SuggestedFull time
$170k - $230k
...Role Roger is an AI platform that frees... ...their homes. Backed by leading healthcare... ...a Senior Frontend Engineer to own that experience across mobile and web: building fast... ...tooling (React/React Native, TypeScript, Expo,... ...innovation in healthcare Founded by AI Researchers...Remote workFlexible hours- ...powering the next. THE ROLE As Founding Fullstack Engineer , you’ll be the brain behind Dryft’s... ...(we support relocation & visa) TECH STACK FE (TypeScript): React, Chakra UI... ...SQLModel, Postgres with pgvector, dagster AI: Pydantic AI, Langfuse #J-18808-...Relocation
- ...is building the next generation of AI-powered products and experiences for... ...to work more effectively. As a founding member of the Legal engineering team, you will help define the technical... ...About the Role As a Founding Full-Stack Software Engineer on the Legal team...Full time
$150k - $200k
..., CA (Hybrid, SoMa) · Full-time · $150K–$200K + 0... ...Legal is building an AI-native law firm — a legal practice... ...a small, tight-knit founding team spread across San... ...-end leaning full-stack engineer to ship features end-... ...fully responsive across mobile, tablet, and desktop....Full timeRelocation$180k - $230k
...well-funded, early-stage B2B SaaS startup in the AI-powered sales automation space is hiring its first Founding Engineer. You'll join the CTO as a core member of a... ...strict lanes here. You'll own problems across the full stack, from LLM orchestration to embeddable frontend...Remote work- ...Join SignalFire’s Talent Network for Founding Full Stack Software Engineer Roles at VC-Backed Startups This is not an application for a specific job.... .... Our portfolio spans 200+ innovative companies across AI, cybersecurity, healthtech, fintech, developer tools, and...Full time
$135k - $155k
...designation readiness, all in one enterprise-grade product. As a Founding Full Stack Engineer , you'll own architecture and implementation across... .... You'll design the core infrastructure, data models, and AI-driven workflows that translate customer insights directly...Local areaRelocation$135k - $155k
...Description About the Role This is a founding engineering role at an early-stage healthtech SaaS... ...spreadsheets and shared drives. As a Founding Full Stack Engineer, you'll own architecture end-... ...organizational structures Build AI workflows for exemplar writing,...Immediate startRemote workVisa sponsorship$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...$200k - $300k
...Description Job Description Senior/Staff Founding Full-Stack Engineer, Agent Systems San Francisco, CA · On... ...is a seed-stage startup building AI coworkers for IT and security teams —... ...signal of excellence in some area — leading an important team at a high-growth company...Full timeH1bVisa sponsorshipMonday to Friday- A leading tech startup in San Francisco is seeking a Founding Engineer to develop a next-generation visual IDE. This role offers the opportunity to shape product architecture and collaborate closely with founders. Ideal candidates will have 4+ years of software engineering...
- Gauge is hiring a Founding Full-Stack Engineer for our San Francisco, Presidio office. You will own end-to-end features across the stack, from frontend to data pipelines, delivering scalable analytics and AI-driven interfaces. You should have 3+ years of web development...Work at office
- A technology startup is looking for a Founding AI Full Stack Engineer to work on innovative AI-driven solutions. This permanent, full-time position is ideal for someone eager to leverage their entrepreneurial skills in a startup environment. Responsibilities include designing...Permanent employmentFull timeRemote work
$120k - $250k
Overview Founding Full-Stack Engineer role at Floot (YC S25). Base pay range is provided; your actual pay will be based on skills and experience —... ...our culture. You’ll wear many hats and touch everything from AI systems, user-facing features, to backend infrastructure....Full time- ..., structured with AI, and tied to outcomes... ...by AI Fund. Founded by Andrew Ng, AI Fund... ...ship across the full stack: Shopify app, storefront... ...Extend the mobile web creator upload... ...customers without bespoke engineering per store... ...sensitive surfaces) AI-native builder: you ship...Odd jobRelocation
- ...Frontend Engineer (with familiarity of full stack) (Founding Team) Location: San Francisco Bay Area Type: Full-Time Compensation: Competitive... .... About the Role We’re building an AI-native data platform designed to simplify the most complex...Full timeTemporary work
- ...About Us: MathGPT is a personal AI tutor for every STEM student. To date, MathGPT has... ...The Role: We’re looking for a strong engineer who loves building robust, easy-to-use products... ...Experience integrating LLM APIs into products Experience with React Native, Expo...Full timeFlexible hours
- ...how companies and governments interact around the world. Our AI platform matches companies to government contract opportunities... ...bought and the capabilities they want to buy. You will be our Founding Engineer for building the pipeline to make this data useful, as well...Full timeContract workWork at office
$80k - $170k
...Vision Navier AI is building the next generation of engineering design and analysis... ...modernization, lack GPU-native code, and are... ...engineering software stack from the ground up.... .... The Role: Full Stack Engineer... ...Stack Engineer on our founding team, you’ll touch...Full time$200k
...startup is hiring a Founding Product Engineer to own the entire product... ...and the underlying AI agent and speech... ...range to ship across the full stack, with minimal spec... ...features end-to-end across mobile, desktop, wearable,... ...experience. AI-native consumer application...Full time$159.2k - $301.6k
...creativity — where generative AI, intelligent agents,... ...in hand. As a Senior Full Stack Engineer, Agentic Product, you... ...'s up-and-coming AI-native experience that brings... ..., from desktop and mobile to web and embedded surfaces... ...tradeoffs with PM leads and senior technical...Full timeTemporary workLocal areaWorldwide$80k - $100k
unusual.ai is seeking a Founding GTM Lead in San Francisco to create and scale an outbound pipeline. You will convert demand, systematize processes,... ...strong systems thinking, proven sales success, and is AI-native. The role offers a competitive base salary of $80-100k for...$140k - $180k
Our client, an early-stage AI Startup, is hiring a Founding Engineer to join their team in San Francisco. The successful candidate will play a key role in designing and scaling a multi-tenant, AI-native platform, from building the semantic foundation that allows autonomous...Full time$196k - $220.5k
...bring commerce natively into the social... ...voice, in chat, on mobile.... ...with the other engineers on your team to... ...millions of people! Leading projects through... ...parts of our tech stack: Python, Typescript... ...leverage AI coding tools to... ...range for this full-time position is...Full time$125k - $160k
...We are seeking a versatile Full Stack Software Engineer to join our engineering team... ...compensation philosophy. AI Disclaimer: Cala does not... ...Responsibilities Web & Mobile Development: Build delightful... ...Mobile using React and React Native . End-to-End Ownership:...Full timeLocal areaVisa sponsorshipWork visaShift work
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