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
$231k - $318k
...delightful discovery experience in wholesale:... ...a search engine and more like... ..., and Gen-AI experiences... ...-Gen Search: Lead the design of... ...on SDUI and React Server Components... ...direction.AI/ML Familiarity:... ...-performance backend systems,... ...success.Faire was founded in 2017 by a...ReactWork experience placementWork at officeLocal areaRemote workMonday to FridayFlexible hours3 days per week$60k - $180k
...to apply for the Founding Backend Software Engineer role at Rebolt (... ...a cutting‑edge AI agent platform from... ...with AI/ML systems, web agents... ...growing YC‑backed startup. Qualifications... ...backend engineering experience and a solid... ...experience. Fluent in Python and TypeScript,...SuggestedInternship- ...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
$50k
A dynamic AI startup in San Francisco is seeking a founding full-stack engineer to own the application layer of their... ...dashboards, designing APIs, and leading architectural decisions.... ...candidates will have experience with modern frameworks like React and TypeScript, as well...React$200k - $250k
A fast-growing AI company in San Francisco seeks a Founding Engineer to architect and build core systems... ...outbound for startups. Ideal candidates have 1-6 years of experience, strong full-stack expertise... ...in TypeScript, React, Next.js, and Python, and a product mindset...React- ...Talent Network for Founding AI Engineer Roles at VC-Backed Startups This is not an application... ...actively hiring AI/ML talent. If you have... ...AI strategy and leading the development of... ...: ~3+ years of experience in machine learning... ...AI ~ Strong Python skills with frameworks...Full time
- A cutting-edge AI startup in San Francisco is seeking a Founding Engineer with 4+ years of backend experience. You will design and scale backend systems, mentor junior engineers,... ...Ideal candidates will have deep expertise in Python, Django, and PostgreSQL, along with a...
$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$200k - $280k
A leading voice AI startup is seeking a Founding Senior Machine Learning Engineer to fine-tune and deploy human-like voice agents, handling millions of real-time... .... Candidates should have real-world experience in deploying ML models and work well in a fast-paced environment...$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- ...Lead Full Stack AI/ML Engineer Location: SFO, CA Required Skills & Experience Experience with AI augmented... ...Spark Streaming, Python. Cloud engineering... ...such as React, Angular, or Vue. Backend development using Node.js, Python, Java,...React
- A tech startup in the San Francisco Bay Area... ...seeking a Frontend Engineer to design and... ...interfaces for their AI-native data platform... ...closely with the founding team on scalable frontend... ...have 3-7 years of experience in frontend... ...with expertise in React and a strong focus...React
$160k - $200k
...client is a seed-stage startup building agentic AI for the built world:... ...in tech where an engineer works directly on the... ...housing crisis. This is a founding-engineer seat on a... ...role owning the full experiment loop to improve the accuracy... ...eager to grow into ML/AI, or an ML/AI...Full timeWork at officeVisa sponsorshipRelocation packageWeekend work$120k - $200k
...Flexible PTO Are you an AI engineer who wants to build... ...full autonomy and founding‑level equity?... ..., fast‑growing AI startup tackling a multi‑... ...engineering experience with focus on AI/ML systems Strong proficiency in Python and experience with React/TypeScript Experience...ReactFull timeImmediate startFlexible hours- ...Talent Network for Founding Back-end Software Engineer Roles at VC-Backed Startups This is not... ...across AI, cybersecurity... ...exceptional Founding Backend Engineers who... ...~3+ years of experience as a backend... ...frameworks (Node.js, Django,... ...languages such as Python, Go, Java,...Full time
- ...Talent Network for Founding Full Stack Software Engineer Roles at VC-Backed Startups This is not... ...across AI, cybersecurity... ...~3+ years of experience as a full stack... ...frameworks (e.g., React, Angular, Vue.... ...frameworks (e.g., Node.js, Django,... ...JavaScript, Python, Java, Ruby, Go...ReactFull time
$140k - $180k
Our client, an early-stage AI Startup, is hiring a Founding Engineer to join their team in San Francisco. The successful... ...agents. ~Partner closely with ML teams to support model training,... ...Skillset ~At least five years’ experience building production-grade data infrastructure...Full time- Backbone is building the clinical AI layer for healthcare payments. Founding Engineer, Backend & Infrastructure will own the systems that power Backbone’s clinical... ..., and advance reliability, observability, and production-grade ML capabilities. #J-18808-Ljbffr Backbone
$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...React- Simula is seeking a Founding Engineer to blend backend, ML, and traditional system design in a fast-moving startup environment in San Francisco, CA. You will be one of the earliest engineers shaping the engineering culture and building core infrastructure as the company...
- Day One Partners is seeking a backend developer in San Francisco to build and scale AI-powered systems. Join a venture-backed startup creating technology to navigate chronic health... ...The ideal candidate will have strong experience in production software systems, enjoy...
- A pioneering AI communication company is seeking a Founding Full-Stack Engineer to lead the development of a revolutionary mobile... ...This hands-on role focuses on React Native and Python integration, aiming to... ...candidate will thrive in a startup environment and contribute...React
$180k - $240k
...client, a venture-backed AI Startup, is hiring a talented ML/AI Research Engineer to join their team in... ...successful candidate will lead the design, training,... ...agent architectures (ReAct, AutoGPT, BabyAGI, OpenAgents... .... Skillset ~Strong experience fine-tuning open-source...ReactFull time- ...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
$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- ...Fullstack Engineer Location: SF/NYC... ...Full-Time | Founding Team Opportunity... ...About Navigate AI Navigate is... ...early-stage startup building groundbreaking... ...-to-end user experience , not just... ...the stack [React, Typescript, Python, Augmented... ...working with AI/ML, AR, CV products...ReactFull timeFreelanceRemote 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-1880...React
$125k - $200k
...overload. The founding team includes engineers who have... ...-enforcement AI The Role... ...investigative leads across backend infrastructure... ...and applied ML. Tech stack: Python, FastAPI, LangChain... ...engineering experience, ideally 2+ in... ...-driven startup experience...Full time- ...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...
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