Founding Backend Engineer for AI Social Node Python React (San Francisco)
Alpha-Tx Solutions LLC
A leading AI startup in San Francisco is seeking a Lead Founding Backend Engineer to architect and implement the core backend systems for a consumer AI social platform. You will design high-performance infrastructure while collaborating on frontend features. The ideal candidate has 8-10+ years of engineering experience in Big Tech and is familiar with AI/ML infrastructures. Strong skills in Node.js and Python are essential, along with a startup mindset for complex project ownership. This role requires onsite work, offering a unique zero-to-one opportunity.
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- Job Openings Lead Founding Backend Engineer (Node, Python, React, AI/ML) - Startup Experience About the job Lead Founding... ...network a new kind of consumer social platform powered by AI. Our... ...Willing and excited to work onsite in San Francisco (South Park), 56 days/week....ReactPythonFull time
$150k - $200k
...with Humeo, a San Francisco‑based AI product lab... ...world’s 5.2B social media users create... ...into a true founding role as the... ...full‑stack engineer at Mustard Systems... ...across Ruby, Python, Node.js Deep... ...touches UI, backend, infra, and AI... ...mobile app (React Native), admin...ReactPythonFull time$175k - $225k
Founding Full-Stack Software Engineer (React / Node.js / NestJS / PostgreSQL) Carma Technologies, Inc... ...2.00% — 3.00% Location: San Francisco (In-Person) Job Type:... ...Engineering We’re building an AI-native platform that... ...goals into concrete backend + frontend implementations...ReactFull timeWork at officeRemote work$150k - $200k
...Member of Technical Staff, Founding Backend Engineer Join to apply for the... ...Engineer role at Ocular AI (YC W24) Continue with Google... ...developing software with Python/Node and Postgress for... ...DevSecOps / Infrastructure San Francisco, CA $136,947.00 - $239...PythonFull timeWork at officeShift work- A rapidly scaling defense AI startup in San Francisco seeks a Founding Engineer to own substantial portions of the tech stack and drive development of mission... ...candidates will have a strong foundation in React and Python, with a requirement for U.S. citizenship. #J-188...ReactPythonFull time
$150k - $210k
...Senior Full Stack Engineer - Backend Focus / Security / Node (Hybrid) Base pay... ...stage startup in the San Francisco East Bay. This is a... ...administration (React), while ensuring the... ...TypeScript, Go, or Python. ~ Competence in... ...Previous experience as a founding or early‑stage...ReactPythonFull time$150k - $200k
...expression in an AI‑native world.... ...world’s 5.2 B social media users... ...grow into a true founding role as the... ...Former full‑stack engineer at Mustard... ...across Ruby, Python, Node.js Deep experience... ...touches UI, backend, infra, and AI... ...build hub in San Francisco with the full...PythonFull time- ...A cutting-edge AI start-up based in California is seeking a Founding Engineer to join their team. This pivotal role involves... ...development, particularly in Python and React/Typescript, and a background... ...within commuting distance to San Francisco as in-office presence is...ReactPythonFull timeWork at office
$215k - $290k
...Get AI-powered advice on this job and more exclusive... ...About the Role As a Founding Senior Backend Engineer, youll shape the core systems... ...environment set up like Python Flask or Node.js Express, etc.... ...Software Engineer jobs in San Francisco Bay Area . San Francisco...PythonFull timeInternshipWork at officeWork from homeVisa sponsorshipFlexible hours- ML/AI Research Engineer — Agentic AI Lab (Founding Team) Location: San Francisco Bay Area Type: Full-Time Compensation: Competitive salary... ...Train agent architectures (ReAct, AutoGPT, BabyAGI, OpenAgents... ...LambdaLabs, Modal Languages : Python (core), optionally Rust (for...ReactPythonFull time
$130k - $170k
...Founding Engineer Join now to apply for the Founding Engineer role at... ...Nowadays Nowadays is the first AI platform for planning... ...in full‑stack development (React, TypeScript, Python) Confidence in shipping end... ...) hours Must be based in San Francisco Base salary: $130K–$170K Equity...ReactPythonFull timeWork at office- ...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... ...in both frontend and backend development, using technologies such as React, Node.js, and PostgreSQL. Ideal...ReactFull 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... ...product. This role requires strong experience in React, TypeScript, and Node.js. The position offers a competitive salary...ReactFull time- ...Stack Web Developer (React + Node.js) Full Stack Web... ...built in Unreal Engine 5 that empowers... ...frontend) and Node.js (backend) Translate Figma... ...Engineer” roles. San Francisco, CA $130,000.00-$1... ...software engineer/ founding engineer San... ...with the help of AI. #J-18808-LjbffrReactFull time
$160k - $300k
...pioneering foundational AI company for... ...revolutionize how engineering decisions are made... ...a Senior / Staff Backend Engineer at Apiphany... ...backend services in Python (async, data... ...Frontend experience with React/TypeScript (full-... ...work: 3 days in San Francisco office 401(k) plan...ReactPythonFull timeWork at officeVisa sponsorshipFlexible hours$150k - $350k
...Collate is an AI document generation... .... Surbhi founded nVision Medical... ...AI researchers, engineers, and designers... ...Stack Engineer (Backend‑leaning) to design... ..., TypeScript & React for frontend development, and Python for AI & ML... ...level (Tier 1, San Francisco). #J-18808-LjbffrReactPythonFull time$200k - $400k
A leading recruiting firm in San Francisco is seeking a Founding AI Engineer to join their core team and help design a multi-agent AI system. This role offers... ...of software engineering experience, strong skills in Python and TypeScript, and a passion for building scalable...PythonFull time- ...Founding Engineer (Full Stack) Location: San Francisco Bay Area Type: Full-Time Compensation... ...data systems with AI‑native agents. This... ...code across backend and frontend, defining... ...: TypeScript (Node.js), Python (FastAPI) Frontend: React, Next.js, Tailwind,...ReactPythonFull time
- ...We’re a family-founded company on a mission... ...world’s first AI-powered... ...both Lisbon and San Francisco—we’ve remained... ...collaborate with engineering teams, product... ...Proficiency in backend technologies (e.g., Node.js, Python, Java, .NET) and... ...frameworks (e.g., React, Angular, Vue)....ReactPythonFull timeTemporary workWorldwideHome office
$240k - $280k
...Cabana Senior Engineer / Member of Technical... ...Staff @ AI Healthcare... ...one of their founding engineers, working... ...TypeScript/JS, Python, React - but they... ...collaboration in San Francisco with mission-driven... ...Manager for a Social Travel... ...Engineering Manager - Backend Developer User...ReactPythonFull timeRemote workWorldwideRelocation- ...cutting-edge technology firm in San Francisco is seeking a Founding Engineer (Full Stack) to design and... ...-scale data systems and AI-native agents. Ideal... ...experience in full stack or backend engineering, and familiarity... ...frameworks such as React and Next.js. This is a highly...ReactFull 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 AI agents, is skilled in React and NextJS, and has a passion for solving national security challenges....ReactFull time
- ...A leading technology firm based in San Francisco is seeking a Staff Engineer to drive the development of innovative AI systems in property management. This pivotal... ...and hands-on skills in agentic systems, React, and Python or Node.js. Join us to reshape the rental industry...ReactPythonFull time
$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... ...will have experience with modern frameworks like React and TypeScript, as well as cloud deployment...ReactFull time$140k - $180k
Get AI-powered advice on this job and more... ...learn more about what Engineering looks like at Mochi... ...Typescript, Javascript, Python, Node.js, Next.js, React, React Native, SQL,... ...priority Team Socials and Community - We make... ...SF HQ - Our San Francisco office is just steps...ReactPythonFull timeCasual workWork at officeLocal areaWeekday work- ...pioneering technology firm is seeking a Senior Full Stack Engineer with a backend focus to design a secure cloud platform. The role... ...years of backend experience and strong skills in Node.js and React. Located in the San Francisco East Bay area, this position offers competitive...ReactFull time
$205k - $235k
...better. Our Workflow AI platform automatically... ...growing fast — since our founding in 2019, we’ve grown... ...businesses. Based in San Francisco, we’ve been named a LinkedIn... ...for an experienced backend engineer to join our growing... ...extensive experience with Python You know how to...PythonFull timeWork at officeWork from homeFlexible hours$200k - $240k
...Get AI-powered advice on this job and more exclusive features.... ...0.00/yr Full-Stack Software Engineer (San Francisco Bay Area, Onsite) About the Role... ...scalable UIs, APIs, and backend systems using React, TypeScript, Node.js, or Python. Build and maintain DevOps workflows...ReactPythonFull timeVisa sponsorship- .... THE ROLE As Founding Fullstack Engineer , you’ll be the brain... ...-end, are strong in backend & infra and... ...FE (TypeScript): React, Chakra UI v3, TanStack... ...TanStack Query, Vite BE (Python): FastAPI with Pydantic... ...pgvector, dagster AI: Pydantic AI, Langfuse...ReactPythonFull timeRelocation
$175k - $250k
Get AI-powered advice on this job... ...Senior Frontend Engineer • Seed-stage;... ...stage startup in San Francisco, backed by top... ...for ex-founders, founding engineers, or... ...with design and backend teams to... ...experience with React, Next.js, TypeScript... ...experience working with Python backends Why...ReactPythonFull timeImmediate start
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