Founding Engineer (Full-Stack)

About the Role Join an early-stage, Y Combinator-backed AI marketing automation startup as a Founding Engineer (Full-Stack) . You'll be one of the first engineers on the team, taking full ownership of features from concept through deployment — working directly with founders and customers to shape the product and infrastructure from the ground up. What You'll Do Own end-to-end feature development across the full stack: frontend (Vue.js/Nuxt), backend (Node.js/TypeScript), and AI agent integrations (LangGraph) Architect and maintain robust PostgreSQL database schemas using Supabase, ensuring data integrity and performance Manage deployments, background jobs, and infrastructure using Render and Inngest; maintain dedicated deployments on Microsoft Azure Apply user-centric design thinking across the full product lifecycle Collaborate closely with the operations team and customers (via Slack and Notion) to align technical solutions with real user needs Contribute to tooling and internal workflows using Linear, GitHub, Slack, and Notion What We're Looking For Required: 2+ years of professional software engineering experience delivering full-stack web applications Hands-on experience with TypeScript and Node.js backend development Strong proficiency with PostgreSQL and relational database design Frontend experience with Vue.js + Nuxt, or React/Next.js Experience owning features end-to-end — from concept through deployment to maintenance Bachelor's or Master's degree in Computer Science or a related field, or equivalent practical experience Willing and able to relocate to San Francisco and work on-site Nice to Have: Experience deploying and managing applications with Render and Inngest; familiarity with Microsoft Azure Background or exposure to marketing technology or AdTech Experience integrating with LLM APIs (OpenAI, Anthropic, Google, etc.) or building AI/ML-powered features Familiarity with serverless workflows or event-driven architecture Compensation & Benefits Salary: $175,000 – $200,000 USD annually Equity as a founding team member Visa sponsorship available Location This role is on-site in San Francisco, CA . Candidates must be willing and able to work from the San Francisco office full-time. Relocation support is available.