Founding Engineer (Full-Stack)
Uplane
About Uplane (YC F25) Companies waste billions on bad ads, mismatched landing pages, and poor budget allocation. Uplane fixes this by replacing a patchwork of agencies, spreadsheets, and siloed tools with one self-improving AI system. It creates ads, builds matching landing pages, allocates budgets across different channels, and more. We are building the AI engine that will manage and spend the world's marketing budget. About The Role We're seeking a highly skilled and proactive Full-Stack Software Engineer to join our team full-time, on-site in San Francisco. This role offers an excellent chance to take full ownership of features from concept to deployment within an early-stage startup setting. Why Join Experience an early stage start-up from the beginning Solve a massive problem in a massive market Take ownership and grow quickly Culture: fast-moving, ambitious, fun, humble Responsibilities Full-Stack Development: Design, build, and maintain scalable applications using Node.js, TypeScript, and Nuxt (Vue). System Architecture: Architect and manage robust database schemas with PostgreSQL and Supabase, ensuring data integrity and performance. Infrastructure & Operations: Manage deployments and background jobs using Render and Inngest, and assist in maintaining dedicated deployments on Microsoft Azure. Product Ownership: Own projects across the full lifecycle, including concept development, implementation, deployment, and ongoing maintenance. User-Centric Design: Apply sound product and design judgment to build user-centric software features aligned with current market and customer needs. Collaboration: Collaborate closely with the operations team and customers via Slack and Notion to ensure technical solutions are aligned with user requirements. Requirements Bachelor’s or Master’s degree in Computer Science or a related field, or equivalent practical experience. Minimum of 2 years full-time experience in software engineering, preferably in early-stage startups. Frontend Expertise: Proficiency in building responsive frontends using React/Next or Vue.js and the Nuxt framework. Backend Expertise: Strong backend development skills in TypeScript/Node.js and experience with PostgreSQL or relational databases. Strong creative judgment with a sense for marketing. Demonstrated ability to work independently. Based in or willing to relocate to San Francisco; on-site presence required (Visa sponsorship will be provided if needed). Nice to Have Experience with Language Models and AI/ML integrations (OpenAI, Anthropic, Google, etc.). Familiarity with serverless workflows or event-driven architecture (e.g., Inngest). Previous touchpoints with marketing or AdTech. Tech Stack Frontend: Vue.js, Nuxt Backend: Node.js, TypeScript, Inngest AI Agents: LangGraph Database: PostgreSQL (Supabase) Infrastructure: Render, Inngest Enterprise Cloud: Microsoft Azure (Dedicated Deployments) Collaboration: Linear, GitHub, Slack, Notion #J-18808-Ljbffr
- ...technical genius. He trained the first-ever image editing AI in the world. Before Y/n, I was the founding designer at Substack. We're looking for a founding full-stack engineer to own most of the app surface and our personalized recommendations infrastructure. This is a...FullstackRelocation
- ...partnering with an early‑stage AI startup building agentic software products from the ground up. They’re looking for a Founding Full‑Stack Engineer to join a small, high‑calibre team working directly with the founders to shape both the product and technical direction...Fullstack
- ...Backend‑heavy, AI‑native, but able to go full‑stack when needed. No hand‑holding. No waiting for specs. You need to be a full‑stack engineer, an AI engineer, and a product engineer... ...will have A seat at the table. This is a founding role. You'll shape the product and the...Fullstack
- ...Hi, I’m Nik. I’m looking for a world‑class founding engineer to build Omi with me. Omi is AI for your real life. Think: wearable memory,... ....com What You’ll Do As the first engineer , you’ll: Own the full stack (Flutter/React Native, Python, firmware, BLE, backend, etc —...Fullstack
- jobr.pro is seeking a Founding Engineer to join an early-stage startup in San Francisco. You'll play a pivotal role in shaping the product by taking on full-stack engineering responsibilities and contributing to its 0-to-1 development. The ideal candidate has a Computer...Fullstack
- Trajectory, based in San Francisco, is seeking a Founding Generalist Engineer to craft the product experience for continual learning. The role... ...industry-leading partners. Ideal candidates will have strong full-stack engineering skills and experience with AI-powered...Fullstack
- CLERA is seeking a Founding Engineer to join an early-stage startup in San Francisco, CA, at a crucial moment. As one of the first engineering... ...building the product from the ground up. This role demands full-stack engineering responsibilities, contributing to product...Fullstack
- ...the cost of traditional solutions. The founding team previously built and scaled products... ...Sardine. The opportunity As our Founding Engineer , you will define, build, and maintain... ...-quality products. Key responsibilities Full Stack & End-to-End – Design, implement, and operate...Fullstack
- About the Role We're seeking a Founding Engineer to join an early‑stage startup at a pivotal moment. You'll be one of the first engineering... ...building our product from the ground up. What You'll Do Own full-stack engineering responsibilities across the product Contribute...Fullstack
- An early-stage AI startup in San Francisco is seeking a Founding Engineer to help architect and build their platform from scratch. This role... ...-level equity. Ideal candidates should be experienced full-stack or backend engineers who are ready to work in a fast-paced environment...Fullstack
$160k - $250k
A startup focused on AI integration is seeking a Founding Engineer based in San Francisco to build essential infrastructure for web automation... ...legacy systems. The role requires a backend-leaning full-stack engineer with expertise in Python and React. Competitive compensation...Fullstack- Fonzi AI is seeking experienced founding-level engineers to work on cutting-edge AI projects in San Francisco. You will engage with pre-vetted... .... The ideal candidate has over 4 years of experience in full-stack development, especially in technologies like React, TypeScript...Fullstack
- ...demand. The Role This is not a typical engineering role. You’ll be our founding engineer, with an outsized role in... ...manager dashboard Work across the stack (TypeScript, React, Next.js, Postgres... ...role as we scale. Who We Want Shipping full-stack production-ready products in...Fullstack
- Lovable is seeking a Forward Deployed Engineer to build innovative AI software solutions. As a founding member, you will work closely with ambitious customers, translating... ...real world. The position requires 5+ years in full-stack development and proficiency in React, TypeScript...Fullstack
- ...for easily improving your personal health. THE ROLE As Superpower’s founding engineer, you will have a unique opportunity to shape the vision and direction of the company. We’re looking for a full stack developer who is product-minded and has entrepreneurial DNA and...FullstackWork at office
- United States Digital Space LLC is seeking a Founding Engineer to join their team in San Francisco. This role involves orchestrating coding... ...candidates will have over 3 years of experience in shipping full-stack applications and a strong taste for product design. The...Fullstack
$160k - $230k
...Founding Engineer (Forward-Deployed) Location: San Francisco, CA · On-site Compensation: $160K–$230K base + competitive equity Seniority: 2+ years as a full-stack or backend-leaning engineer Openings: 2–3 Visa: Sponsorship available; transfers considered case by case...FullstackVisa sponsorship- ...About the Role Join an early-stage startup as a Founding Engineer (Full-Stack) and take full ownership of features from concept to deployment. This is a full-time, on-site position where you'll have significant impact on product direction and technical architecture. What...FullstackFull time
- Fonzi puts founding-level engineers in front of some of the most well-backed AI startups in NYC and San Francisco. 30+ pre‑vetted companies review... .... What we're looking for 4+ years building from 0 to 1 Full‑stack depth across React, TypeScript, Python, Node.js, and AWS...Fullstack
- As a founding member of our engineering team, you’ll play a pivotal role in building the data and evaluation infrastructure that powers frontier models... .... Experience building production‑grade backend / full‑stack systems. Deep understanding of scalability challenges and...FullstackImmediate start
- the company | Founding Engineer | San Francisco, CA | Company: We are building an executive voice engine (the company). This is a multi... ...and a growing agency channel, mostly word of mouth. Role: Full AI stack + product. Agent orchestration, evals, RAG, prompt chaining...Fullstack
$130k - $160k
...Job Description Founding Engineer (AI / Full Stack) San Francisco, USA (Relocation + Visa Sponsorship) $130,000 - $160,000 + Equity Revive Recruitment are proud to be partnered with an early-stage AI / HR Tech start-up backed by pre-seed funding, building...FullstackWork at officeRelocationVisa sponsorship- A cutting-edge AI startup is seeking a Founding Engineer to build the technical foundation for a platform transforming the contracting industry... ...high-value RFPs. The ideal candidate will have proven full-stack engineering expertise, operate across the entire stack, and...Fullstack
$185k - $215k
...side, our AI coordinates the full referral journey: scheduling,... ...experiences and health outcomes. Our founding team pairs deep experience investing in health tech with engineering expertise from Meta and we... ...We are looking for a Full Stack Founding Engineer to help develop...FullstackWork at officeFlexible hours- ...centers, energy grids, and aerospace. Founded by two French co‑founders who have been... ...company blends deep expertise in mechanical engineering, AI, and robotics with a long‑term... ...Role Requirements – Founding Engineer Full stack/AI engineering role focused on core model...FullstackRemote work
- Mentum (Acquired by Nuvocargo) is seeking a Founding Engineer in San Francisco, CA to build AI-driven solutions for supply chain automation... ...complex challenges in AI. You will be responsible for full-stack development, engineering design, and optimizing AI workflows...Fullstack
- ...AI-native role where you'll need to go full stack when required. No hand-holding. No waiting... ...for specs. You need to be a full-stack engineer, an AI engineer, and a product engineer... ...cofounder who will push your growth A founding seat at the table where you'll shape the...Fullstack
$50k
...automatically routes every request to the best model - significantly reducing costs and improving accuracy. The Role As a founding full-stack engineer, you’ll own the application layer of our platform - from data collection and observability to the control plane and user...FullstackWork at office$130k - $200k
...Founding Engineer – Full Stack (AI x Developer Tools) Location: San Francisco, CA (Hybrid – 4 days/week in person) Compensation: $130,000 – $200,000 base Equity: 0.10% – 1.75% Work Authorization: Open to visa sponsorship in exceptional cases Type: Full-time Start Date...FullstackFull timeImmediate startVisa sponsorshipWork visa- ...of the brightest minds in the industry. About The Role As a Founding Engineer at Mentum, you’ll have the chance to shape the future of our... ...infrastructure, focusing on reliability, scalability, and innovation. Full-Stack Development: Write high-impact code across the stack—backend...FullstackWork at officeShift work
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Founding Engineer (Full-Stack). Be the first to apply!

