Founding Backend Engineer for AI Social Node Python React
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. #J-18808-Ljbffr
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$140k - $190k
...is looking for a Backend Engineer to join our Oort team... ...proficiency in Python for backend engineering... ...g., PyTest, Jest, React Testing Library,... ...-sites and many social events and celebrationsRelocation... ...Made Simple. Founded in 2017, Loft... ..., on-orbit AI, national security...ReactPythonFull timeTemporary work- ...client is building the AI-enabled... ...maintain scalable backend services to help us... ...Collaborate with frontend engineers to design and implement... ...of experience Python backend development... ...experience as a founder or founding engineer is highly... ...infrastructure. Node.js/TypeScript...PythonFull timeContract workWork experience placementWork at officeImmediate start
$163k - $246.5k
...smarter as you build, with AI that learns your context... ...shrinking the backlog. Founded in San Francisco and backed... ...About the role As a Backend Engineer, you'll work on our backend... ...stack utilizes Typescript and React on the Frontend, Python, Flask and SQLAlchemy on...ReactPythonFull timeCurrently hiringLocal areaRemote workWeekend work3 days per week- .... 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...ReactPythonRelocation
$200k - $260k
...platform for hardware engineering teams. Sift turns... ..., and more. Founded by former SpaceX engineers... ...to herald the AI era for physical... ..., and operate backend systems that process... ...with Go, Rust, or Python, and strong Linux/... ...PostgreSQL, Protobuf, React, TypeScript...ReactPythonPermanent employmentWork at officeRelocation$196k - $220.5k
...Discord launched its Social Commerce team in August... ...with the other engineers on your team to write... ...parts of our tech stack: Python, Typescript/React, Elixir, Rust being the... ...actively leverage AI coding tools to accelerate... ...) to serve as the backend infrastructure for a...ReactPythonFull time- ...Founding Product Engineer — Smart Bricks (USA Launch) Location: San Francisco... ...Bricks is building the world’s AI-native real estate... ...comfortable going from frontend to backend to data models. Product-... ...pick it up.) TypeScript, React, Next.js Python, FastAPI PostgreSQL,...ReactPythonFull time
- ...Description We are hiring a Founding Software Engineer in San Francisco. We are... ...engineering archetype at Unsiloed AI and set the ceiling for... ..., build, and scale core backend systems powering document... ...backend engineering skills (Python required; C++/Rust is a major...Python
- ...Bio We enable any scientist to access AI-powered drug discovery. Thousands of... ...We’re hiring three exceptional Founding Software Engineers to help us scale the computational biology... ...their research. Techstack: ~ Python, React, AWS (EC2, S3, DynamoDB), Docker,...ReactPythonFull timeRelocation
- ...Role Type: Early hire / founding engineer Why This Role Exists You... ...features across frontend and backend Ship quickly in 0→1 environments... ...practices Use modern AI developer tools to move... ...Looking For Strong TypeScript, React, and Node.js Experience shipping...ReactFull time
- ...New Lantern is building an AI radiology resident-think Cursor... .... This role As a backend software engineer working on our radiology platform... ...improvements, often using Python and Django. Collaborate... ...experience, ideally with Typescript/React. Familiarity with...ReactPythonFull time
$150k - $300k
...Markdown and JSON that AI agents and LLMs can reliably... ..., and healthcare. Founded 2024 · 1–10 people (... ...Role A Founding Software Engineer based in San Francisco,... ...team. The role is backend- and infrastructure-heavy... ...team. Tech stack: Python (required); C++/Rust (plus...PythonFull timeH1bWork at officeVisa sponsorship$198k - $299k
...is the leading AI analytics platform... ...for a Fullstack Engineer to join the Core... ..., scalable backends and developing interactive... ...the following: React, TypeScript, Node.js, Python, JavaScript,... ...off. We were founded in 2012, went... ...account number or social security number...ReactPythonFull timeWork at officeWorldwideHome officeFlexible hours$180k - $230k
...B2B SaaS startup in the AI-powered sales automation... ...space is hiring its first Founding Engineer. You'll join the CTO as a... ...conversation flow. Production backend development experience in Python (services, APIs, backend... ...Frontend experience with React — building interactive,...ReactPythonRemote work$210k - $350k
...experience — real-time AI agents that can... ...need more great engineers. The work... ...founders, have found commercial... ..., including the backend systems that store... ...Frontend: TypeScript, React, Next.js... ...Postgres Backend: Python (Django/FastAPI), TypeScript (Node.js) You Might...ReactPythonFull timeWork at office- ...Role We're looking for founding Machine Learning Engineers (MLEs) to own and improve... ...barriers, or consumer-focused "AI browsers," we run AI... ...development experience (TypeScript, Node.js, React) Our Values... ...frequently. Maintain good social and mental health. Not doing...ReactFull timeSleeping nights
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- ...OPENINGS!Senior Full Stack Engineer (Backend)As a Senior Full-Stack Engineer... ...algorithms and composite AI solutions. This role offers... ...and APIs using languages like Node.js or Python.Design and manage databases... ...modern frontend frameworks like React.Proficiency in backend...ReactPythonCasual workWork at office
$2,000 per month
Amplitude is the leading AI analytics platform,... ...for a Product Engineer to help take it to the... ...work across the stack, React frontend, Node.js and Python backend, to build intuitive,... ...time off. We were founded in 2012, went public... ...account number or social security number during...ReactPythonHome office$150k - $220k
...customer support by deploying AI agents that resolve over 1... ...’re seeking a full-stack engineer with hands-on experience... ...in the United States. Backend Skills: Strong background in Python (Django experience is a plus... ...: Proficiency in Next.js, React, and ShadCN. Cloud...ReactPythonFull timeWork at office- ...world’s leading Agentic AI platform to transform... ...efficiency, across functions. Founded by former executives... ..., our team includes engineers from premier tech companies... ...languages like Go and Python Develop and maintain... ...frameworks such as React or Angular Ensure that...ReactPythonFull timeWork experience placement
- ...ML/AI Research Engineer — Agentic AI Lab (Founding Team) Location: San Francisco Bay Area Type: Full-Time... ...graph Train agent architectures (ReAct, AutoGPT, BabyAGI, OpenAgents) using... ...LambdaLabs, Modal Languages : Python (core), optionally Rust (for...ReactPythonFull time
$300k - $320k
...interpretable, and steerable AI systems. We want AI... ...researchers, engineers, policy experts,... ...is looking for backend software engineers... ...Are proficient in Python, Go, or similar backend... ...frontend frameworks like React (our platform... ...building have enormous social and ethical...ReactPythonFull timeWork at officeVisa sponsorshipFlexible hours$130k - $170k
Founding Engineer Join now to apply for the Founding Engineer role at Nowadays (YC S23) . Base... ...About Nowadays Nowadays is the first AI platform for planning corporate... ...Experience in full‑stack development (React, TypeScript, Python) Confidence in shipping end‑to‑end products...ReactPythonFull timeWork at office- ...below. Software Engineer We’re looking for... ...efforts with AI, build new AI-powered... ...Architect scalable backend and API services (Node.js, Python, Go, Ruby, etc.).... ...performant frontends using React, Next.js, and TypeScript... ...re an ex-founder or founding engineer who thrives...ReactPythonPermanent employmentFull time
$120k - $250k
...Overview Founding Full-Stack Engineer role at Floot (YC S25). Base pay range is provided... ...and touch everything from AI systems, user-facing features, to backend infrastructure. Talk to... ...full-stack experience with React, TypeScript, and Node.js: you\'ve shipped production...ReactFull time$500 per month
...customer experience - real-time AI agents that can... ...inflection point. While we've found real commercial success,... ...We're looking for backend engineers to build the infrastructure... ...Tech Stack Backend: Python (Django/FastAPI), TypeScript (Node.js) Infrastructure: AWS...Python- ...experienced Software Engineers with strong full-... ...systems and the backend services, APIs, and... ...with the AI team to turn new model... ...stack (TypeScript, Node.js, Python, RESTful APIs, CI/... ...to UI (TypeScript, React) ~ Experience building... ...hit “print.” Founded by a second-time...ReactPythonFull time
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