Full Stack Web Developer

Requirements:

• At least 5 years of production PHP experience, including modern features such as strict types, enums, typed properties, and readonly properties
• Strong React experience with function components, hooks, TypeScript, Redux Toolkit, and RTK Query
• Practical knowledge of object-oriented design patterns and SOLID principles
• Database skills, including schema design, query optimization, and identifying N+1 queries
• Understanding of application security fundamentals, including SQL injection, XSS, CSRF, authentication, and authorization
• Experience with automated testing across the stack using tools such as PHPUnit or Pest and Jest or Vitest
• Experience working in large, established codebases
• Additional relevant experience may include real-time data technologies such as WebSockets, SSE, or MQTT; IoT, fleet management, or telemetry systems; AWS, Docker or Vagrant, Redis, or SQS; Bref or serverless PHP; and static analysis tools such as PHPStan or Psalm

Responsibilities:

• Develop and support the web interface and PHP backend used to dispatch machines, monitor live status, and review machine activity in real time
• Work across the full stack and deliver features end to end for our fleet operations command-and-control interface

Technologies:

• AWS
• Backend
• Docker
• IoT
• Support
• Jest
• MQTT
• PHP
• PHPUnit
• React
• Redis
• Redux
• Robotics
• SQL
• Security
• Serverless
• TypeScript
• Vagrant
• Web
• Cloud
• OOP
• Fullstack

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We are FireFly Robotics, a growing company engineering autonomous harvesters and robotic field mowers used at golf courses and sports turf facilities nationwide. Since 2010, we have focused on autonomous fairway mowing. Our disciplined, fast-moving engineering team builds products that operate outdoors in real conditions, and the software we develop directly affects their performance. This is a full-time, on-site role based in Salt Lake City, Utah.

last updated 43 week of 2026