Full Stack Web Developer

Full Stack Web Developer – PHP & React | FireFly Robotics | Salt Lake City, UTBuild software that drives autonomous robots in the real world.FireFly Robotics is the world leader in autonomous fairway mowing — and we're growing. Since 2010, we've been engineering fully automated harvesters and robotic field mowers used daily on premier golf courses and sports turf facilities nationwide. Now we're looking for a Full Stack Web Developer to help build the command-and-control interface at the heart of our fleet operations.What You'll Be BuildingYou'll own the web interface and PHP backend that operators rely on to dispatch machines, monitor live status, and review machine activity in real time. This isn't a hand-it-off-at-the-boundary role — you'll work across the full stack and own features end to end.What We're Looking For5+ years of production PHP (modern features: strict types, enums, typed properties, readonly, and more)Strong React experience — function components, hooks, TypeScript, Redux Toolkit and RTK QuerySolid grasp of OOP design patterns and SOLID principles in practiceDatabase fluency — schema design, query optimization, spotting the N+1 before it hurtsApplication security fundamentals (SQL injection, XSS, CSRF, auth/authz)Automated testing on both sides of the stack (PHPUnit/Pest and Jest/Vitest)Experience working in large, established codebasesBonus Points ForReal-time data experience (WebSockets, SSE, MQTT)IoT, fleet management, or telemetry systemsAWS, Docker/Vagrant, Redis, SQSBref / serverless PHPStatic analysis tools (PHPStan, Psalm)Why FireFly Robotics?We're a disciplined, fast-moving engineering team solving real problems in the physical world. Our products run outdoors, in real conditions, every day — and the software you build directly impacts how well they perform. If you want your code to matter beyond the screen, this is the place.Location: On-site, Salt Lake City, Utah Type: Full-timeReady to build something that moves? Apply now or send us a message — we'd love to hear from you.