Full Stack Web Developer (React + Node.js) Job at Hypersonic Laboratories in San

Full Stack Web Developer (React + Node.js) Full Stack Web Developer (React + Node.js) Product: HELIX— The next-gen open-world sandbox for modding and RP Type: Full-time About Us Hypersonic Labs is the team behind HELIX — an ambitious open-world multiplayer platform built in Unreal Engine 5 that empowers creators to build, mod, and roleplay at massive scale. Backed by top-tier investors like Play Ventures and Samsung Next with $11M raised, we’re redefining what user-generated games can be. We’re looking for a Full Stack Web Developer to build sleek, performant, and intuitive web experiences for our creator ecosystem — from the HELIX game launcher to dashboards, marketplaces, and community tools. What You’ll Do Own development of web features across the stack using React (frontend) and Node.js (backend) Translate Figma designs into pixel-perfect, responsive frontend interfaces Collaborate with designers, PMs, and platform engineers to ship new features Build and maintain APIs and backend services to support player and creator tools Contribute to technical decisions on architecture, performance, and usability What We’re Looking For 3+ years experience as a full stack developer Strong proficiency in Node.js and React Proven ability to translate Figma designs into clean, reusable code Experience with RESTful APIs, version control (Git), and modern CI/CD workflows Familiarity with authentication, security best practices, and scalable backend patterns Nice to have Experience with UGC platforms, modding frameworks, or live service ecosystems. Previous work in fast-moving startup or small team environments. You thrive infast-paced, collaborative environments where efficiency, agility, and a strong team culture lead to significant and meaningful impact. You enjoy working closely with other disciplines, wearing multiple hats, and iterating quickly. You’re excited by ambitious creative tools and believe in enabling others through technology. Why Join Us? Shape the future of multiplayer sandbox games Build tools that empower millions of modders and creators Join a passionate, fast-moving team at the intersection of games and UGC Apply via hiring@hypersoniclabs.co Resume and cover letter required. Seniority level Seniority level Not Applicable Employment type Employment type Full-time Job function Job function Engineering and Information Technology Industries Computer Games Referrals increase your chances of interviewing at Hypersonic Laboratories by 2x Sign in to set job alerts for “Full Stack Engineer” roles. San Francisco, CA $130,000.00-$185,000.00 3 weeks ago San Francisco, CA $165,000.00-$165,000.00 1 year ago San Francisco, CA $120,000.00-$160,000.00 6 days ago San Francisco, CA $120,000.00-$190,000.00 7 months ago San Francisco, CA $110,000.00-$155,000.00 9 months ago San Francisco, CA $147,000.00-$173,000.00 3 days ago San Francisco, CA $120,000.00-$200,000.00 1 year ago San Francisco, CA $100,000.00-$200,000.00 1 year ago San Francisco, CA $130,000.00-$280,000.00 6 months ago San Francisco, CA $130,000.00-$180,000.00 1 year ago Full-stack Software Development Engineer (FS SDE) San Francisco, CA $99,998.00-$199,998.00 1 year ago San Francisco, CA $120,000.00-$180,000.00 8 months ago San Francisco, CA $125,000.00-$175,000.00 4 months ago San Francisco, CA $150,000.00-$200,000.00 1 month ago San Francisco, CA $150,000.00-$200,000.00 1 month ago Full stack software engineer/ founding engineer San Francisco, CA $80,000.00-$150,000.00 2 weeks ago San Francisco, CA $140,000.00-$180,000.00 1 month ago San Francisco, CA $140,000.00-$200,000.00 2 weeks ago San Francisco, CA $150,000.00-$175,000.00 3 weeks ago Frontend Software Engineer, Growth Engineering San Francisco, CA $150,000.00-$250,000.00 3 months ago San Francisco, CA $110,000.00-$180,000.00 4 months ago We’re unlocking community knowledge in a new way. Experts add insights directly into each article, started with the help of AI. #J-18808-Ljbffr