Full Stack PHP / MySQL / JavaScript Developer

About the role

At GrabAGun, our technology platform is the backbone of everything we do. From high-volume transactions to real-time inventory and pricing, our systems power a fast-moving, data-driven eCommerce engine in a highly competitive industry.

Responsibilities

• Own the design, development, and support of full-stack applications in a PHP/MySQL/JavaScript environment.
• Build scalable, high-performance systems that support a high-volume eCommerce platform.
• Troubleshoot complex issues across frontend, backend, and database layers.
• Write clean, maintainable, and efficient code following OOP and OOD best practices.
• Optimize application performance, database queries, and system reliability.
• Collaborate with internal teams to design and deliver new features and enhancements.
• Integrate third-party APIs, services, and payment systems.
• Contribute to architectural decisions and help evolve our technical stack over time.
• Leverage AI tools and workflows to improve development speed, quality, and automation.

Requirements

• 3-6+ years of experience developing commercial-grade applications in PHP.
• Strong proficiency in PHP, MySQL, and JavaScript across the full stack.
• Deep understanding of object-oriented programming (OOP) and object-oriented design (OOD).
• Proven ability to build scalable, maintainable, and performant systems.
• Experience working seamlessly across frontend, backend, and database layers.
• Strong debugging, troubleshooting, and problem-solving skills.
• Experience working in a fast-paced, high-volume environment.
• Familiarity with version control systems (Git) and modern development workflows.
• Experience leveraging AI in a development capacity (code generation, automation, testing, etc.).

Qualifications

• U.S. Citizen or Green Card Holder.

Skills

• Strong proficiency in PHP, MySQL, and JavaScript across the full stack.
• Deep understanding of object-oriented programming (OOP) and object-oriented design (OOD).
• Proven ability to build scalable, maintainable, and performant systems.
• Experience working seamlessly across frontend, backend, and database layers.
• Strong debugging, troubleshooting, and problem-solving skills.
• Experience working in a fast-paced, high-volume environment.
• Familiarity with version control systems (Git) and modern development workflows.
• Experience leveraging AI in a development capacity (code generation, automation, testing, etc.).

Benefits

Based on qualifications.

Pay

Based on qualifications.

Schedule

Based on qualifications.