Lead Founding Backend Engineer (Node, Python, React, AI/ML) - Startup Experience
Alpha-Tx Solutions LLC
Job Openings Lead Founding Backend Engineer (Node, Python, React, AI/ML) - Startup Experience About the job Lead Founding Backend Engineer (Node, Python, React, AI/ML) - Startup Experience About the Company One of our prestigious building the first proactive intelligence network a new kind of consumer social platform powered by AI. Our mission is to transform AI from a novelty into something practical, social, and seamlessly integrated into daily life . Think of this as the next wave of consumer social, where psychology, recommendation systems, and AI come together to give people what Naval Ravikant calls permissionless leverage access to intelligence at scale without barriers. This is a zero-to-one founding opportunity . Youll help define how consumers interact with AI for the next decade, alongside a small group of world-class engineers and product builders. What Youll Do Build the foundation: Architect and implement the core backend systems for a consumer AI social platform. Design for scale: Create resilient, high-performance infrastructure capable of supporting millions of users. Own the data: Develop real-time, low-latency data pipelines powering ML-driven personalization and recommendations. Full-stack mindset: Focus on backend (Node.js, Python, PostgreSQL) while collaborating across frontend (React, TypeScript). Shape the product: Partner with product and design to deliver features that make AI collaborative, intuitive, and sticky. What We're Looking For 8 to10+ years of engineering experience, with at least 5 years in Big Tech or high-scale consumer apps . Strong track record building and scaling systems to millions of users or #1 App Store status. Expertise in Node.js, Python, PostgreSQL, React, TypeScript , and deploying services on AWS or GCP . Hands-on experience with AI/ML infrastructure (vector databases, LLMs, real-time data). Consumer social DNA ideally with experience at Meta, Snap, TikTok, Discord, Reddit, X, Clubhouse, BeReal, etc. Startup mindset: autonomous, resourceful, and able to own complex projects end-to-end. Willing and excited to work onsite in San Francisco (South Park), 56 days/week. Bonus: Your career path includes time outside of SF/Seattle ecosystems. Not Required: C2C Candidates Job Hoppers (frequent short stints in roles). Graduates from Coding Bootcamps (e.g., Full Stack Academy, Hack Reactor). Consulting Backgrounds (Experience at IT software development firms instead of actual product companies). #J-18808-Ljbffr 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... ...years of engineering experience in Big Tech and is familiar with AI/ML infrastructures. Strong skills in Node.js and Python are essential, along...React
$25k
...contracts? A YC-backed startup is building the AI operating system for... .... They're hiring 3 founding engineers. What you'll own A... ...numbers disagree The backend and infra that get... ..., with real startup experience (non-negotiable) Deep... ...infra skills, and AI, ML or agent systems you...SuggestedFull timeRemote workVisa sponsorship- ...Founding AI Engineer Weave (YC W25) is building the definitive... .... Adam (CEO) – leads sales and customer... ...high-growth startups and deeply... ...Our tech stack is React + TypeScript on the... ...frontend, Go on the backend, and Python for ML. Experience with any of those...React
$165k - $250k
...technology startup that helps law... .... The founding team includes engineers who have previously... ...company's AI backbone, processing... ...leads. The work spans backend infrastructure... ...and applied ML: building retrieval... ...with deep experience and interest... ...(especially Python, React, etc.) and...ReactFull time3 days per week$150k - $250k
# Founding AI Infrastructure EngineerRemote... ...venture-backed startup based in the SF... ...combines AI/ML research leadership... ...on exceptional engineers to build the... ...Looking For* •Strong experience building... ...programming skills (Python plus at least... ...experience in backend/platform/infra...SuggestedFull time- ...ML/AI Research Engineer — Agentic AI Lab (Founding Team) Location: San Francisco... ...our AI Lab and lead the design,... ...architectures (ReAct, AutoGPT, BabyAGI... ...Desired Experience Model Training... ...Languages : Python (core), optionally... ...Skills & Mindset Startup DNA:...ReactFull time
$200k - $400k
...them hire. Founding AI Engineer Location... ...Transfers Experience 2+ years... ...shipped an AI/ML-powered... ...engineering bar. ~ Startup or growth-... ...Strong hands-on Python experience.... ...APIs and backend systems. Familiarity... ...TypeScript, Node.js, and React is valuable...ReactFull timeWork at officeImmediate startRemote workVisa sponsorship$200k - $230k
...Description Founding Platform Engineer | AI,... ...Bay Area ~ Python | AWS | Distributed... ...-seed AI startup | Founding... ...build the backend systems that... ..., hands-on experience with Go (Golang... ...and React experience... ...needed. ML systems fluency... ...with an ML Lead. Research experience...ReactVisa sponsorship- ...Chief AI is building the intelligence... ...Most Innovative Startup" at State of... ...We are hiring a Founding AI Engineer to build the systems... ...on everything – backend, frontend, AI,... ...~4+ years of experience shipping full-stack... ...fluency with AWS, Python, and React ~ Experience...React
$180k - $250k
Full-Stack Engineer - Sunnyvale, CA (On... ...site) | Series B AI Startup We’re working... ...computer vision. Founded by robotics... ...Build and scale backend services that ingest... ...in TypeScript/React Design APIs... ...interface with ML pipelines and an... ...software engineering experience, with strong...React- ...Founding Product Engineer Weave (YC W25) is building... ...and that modern AI can give teams... ...Adam (CEO) – leads sales and customer... ...multiple high-growth startups and deeply... ...tech stack is React + TypeScript on... ...frontend, Go on the backend, and Python for ML. Experience with any of...ReactImmediate start
$150k - $250k
A seed-stage AI startup in San Francisco is looking for a Founding Software Engineer to build high-quality frontend features.... ...collaborating with designers and backend engineers while taking... ...should have over three years of experience using React and TypeScript. The...React$180k - $230k
...and adaptive learning experiences.We're looking for a Senior Full Stack Engineer to join our AI Experience Pod, the team... ...to-end solutions from React/TypeScript frontends to GoLang and Python backend services (being highly... ..., data science, and ML engineering partnersContribute...ReactPermanent employmentLocal areaFlexible hours$180k - $250k
...behalf of an anonymous AI-native law firm building... ...small number of exceptional founding full-stack engineers from our network. If... ...stack, from PostgreSQL and Node.js on the backend to React and Next.js on the... ...Candidate 3-7 years of experience in full-stack development...ReactFull timeImmediate start- Backbone is building the clinical AI layer for healthcare payments. Founding Engineer, Backend & Infrastructure will own the systems that power Backbone’s clinical... ...portals, and advance reliability, observability, and production-grade ML capabilities. #J-18808-Ljbffr Backbone
- ...Job Description Founding Senior AI Engineer — Agent Quality &... ...an early-stage startup · San Francisco,... ...them. Hire and lead the AI team as the... ...production ML or AI systems, with... ...TypeScript (Next.js) and Python — you ship end to... .... ~ Ownership experience in a startup or...Full time
- ...Founding AI Research Lead - Agentic AI Lab San Francisco Bay Area | Full time Backed by 8VC... ...scrutiny Lead and grow a small team (ML engineer, data engineer, contractors) and... ...when results warrant it Desired Experience Hands-on experience training sequence...Full timeFor contractors
$160k - $230k
Founding Software Engineer | Ex-Samsara team building agentic AI already live with the biggest US... ...stage, AI-native startup bringing agentic... ...TypeScript, React, Node and Python. Build the integrations... ...engineering experience as an individual... ...ve deployed AI, ML or agentic systems...ReactH1bRemote workRelocation- Stealth Startup is seeking a Founding Senior Backend Engineer to shape core systems powering millions of AI-driven conversations. You’ll tackle real-time audio, telephony, and developer tooling, collaborating with the founding team from architecture to production. You will...
$200k - $230k
...Description Job Description Founding ML Engineer | Applied AI, LLMs & Compliance ~ San... ...or New York City Area ~ Python | LLMs | NLP | Machine... ...transfer ~ Pre-seed AI startup | Founding engineering... ...performance. Rigorous evaluation experience: You've built evaluation...Visa sponsorship- ...Full Stack Engineer (Backend)As a Senior... ...and composite AI solutions. This... ...like Node.js or Python.Design and manage... ...0+ years of experience as a full-... ...frameworks like React.Proficiency... ...ambiguous startup environments... ...HavesExperience in AI/ML or working... ....Experience leading teams or...ReactCasual workWork at office
- ...Description Job Description Founding ML/AI Engineer San Francisco, on-site... ...in notebooks. ~ Hands-on experience with recommender systems,... ...~ Strong in TypeScript or Python. Either is fine on its own.... ...of. ~ Nice to have: React, Supabase, Prisma, Typesense...ReactFull timeRelocation package
$150k - $245k
...scale.Proudly founded in Melbourne,... ...by world-leading investors including... ...end. You use AI to work... ...proven industry experience. We operate with... ..., and expect engineers to own... ...RoleAs a Senior Backend Engineer, you... ...is primarily Python on GCP, and your... ...closely with ML + product...Temporary workLocal areaWorldwide- Founding AI Engineer At Falconer, we're transforming how engineers... ...and maintain backend systems including API... ...or equivalent work experience Minimum of 2 years of... ...experience in developing ML data pipelines... ...backend systems in Python and/or Node.js You can evaluate...Work experience placementWork at officeFlexible hours
- ...We’re a stealth startup building AI hardware for complex manufacturers... ...manufacturers. Engineering Agent Workflows... ...deeply about customer experience, and want to build foundational... ...Build agents and ML models that can... ...applied machine learning, backend engineering, or AI...H1bRemote workRelocationVisa sponsorship
- ...We are hiring a Founding Software Engineer in San Francisco.... ...archetype at Unsiloed AI and set the... ..., and developer experience. Architect,... ..., and scale core backend systems powering... ...engineering skills (Python required; C++/... ...Experience serving ML / VLM / GPU-heavy...
$165k - $250k
...About the job Founding AI/ML Engineer Founding AI/ML Engineer Company: Confidential... ...datasets to surface investigative leads. The work spans backend infrastructure and applied ML:... ...Bring ~3+ years of engineering experience across backend infrastructure and...Full time$160k - $200k
...venture-backed startup building the... ...for B2B AI companies, starting... ...growth. Founded 2024 · ~12... ...a Founding Engineer, you would... .... This is a backend-leaning full... ...TypeScript, Python, React, SQL, PostgreSQL... ...engineering experience A track... ...shipping AI/ML products,...ReactFull timeH1bVisa sponsorship- ...Domain: AI agents / growth... ...Management Experience Required - No... ...and generative engine optimization... ...Hire and lead the AI team as... ...building production ML or AI systems... ...Next.js) and Python proficiency... ...experience in a startup or small team... .... Hiring a Founding Applied AI Engineer...Full timeRelocation package
$211k - $278k
...teamThe Applied AI Engineering team is... ...developers and startups. We act as a trusted... ...Startups Applied AI Lead.This role is... ...application development.Experiment and prototype... ...engineer, ML engineer or... ...as a founder or founding engineer is highly... ...proficient in Python, JavaScript,...Work at officeLocal areaRelocation packageFlexible hours
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