We're hiring a senior full stack engineer to join a profitable AI startup thats already generating $1.3M+ ARR and preparing for its Series A. Weve built an AI-driven legal tech product thats replacing 30-year legacy systems at top-tier firms and now were scaling fast. Youll work directly with the founders and core team to lead product development, build scalable systems, and ship AI-powered features that solve real-world challenges in immigration and beyond. What You'll Do Lead architectural decisions across the full stack (Next.js, Node.js, PostgreSQL, GCP) Build and ship product features in a fast-paced, AI-focused environment Collaborate closely with cross-functional teammates to turn vision into product Mentor junior engineers and help scale team practices Own key parts of our infrastructure and CI/CD pipeline 58 years experience building full stack products in startups Strong backend and frontend skills with modern frameworks Comfortable driving technical decisions and mentoring others Bonus: experience in legal tech, B2B SaaS, or AI product development Equity: Up to 1% (highly de-risked; profitable and pre-Series A) Hybrid working: 4 days onsite, 1 day remote Seniority level Seniority level Mid-Senior level Employment type Employment type Full-time Job function Job function Information Technology and Engineering Industries Software Development, Robotics Engineering, and Technology, Information and Media Referrals increase your chances of interviewing at Startup Resources by 2x Get notified about new Full Stack Engineer jobs in San Francisco Bay Area . Palo Alto, CA $160,000.00-$180,000.00 2 weeks ago San Francisco, CA $160,000.00-$180,000.00 2 weeks ago Full-Stack Software Engineer (Jr/Mid level) San Francisco, CA $120,000.00-$180,000.00 1 month ago San Francisco, CA $150,000.00-$230,000.00 3 months ago Software Engineer, AI Platform - New Grad Mountain View, CA $145,000.00-$170,000.00 5 days ago Mountain View, CA $145,000.00-$170,000.00 5 days ago Palo Alto, CA $140,000.00-$185,000.00 2 weeks ago Mountain View, CA $130,000.00-$176,000.00 21 hours ago Mountain View, CA $138,225.00-$207,575.00 6 days ago San Francisco, CA $150,000.00-$180,000.00 2 days ago Software Engineer, Frontend (All Levels) San Francisco, CA $150,000.00-$220,000.00 6 days ago Software Development Engineer I - Frontend & Mobile San Francisco, CA $60,000.00-$80,000.00 2 weeks ago San Francisco, CA $165,000.00-$165,000.00 2 years ago San Francisco, CA $130,000.00-$185,000.00 3 months ago eCommerce Full Stack Developer (React / Shopify) - On Site Software Engineer (L4), Content & Business Products San Francisco, CA $110,000.00-$160,000.00 2 weeks ago Walnut Creek, CA $115,000.00-$135,000.00 6 days ago Fullstack Engineer II - Frontend Leaning, Handshake AI Were unlocking community knowledge in a new way. Experts add insights directly into each article, started with the help of AI. #J-18808-Ljbffr