Full Stack PHP / MySQL / JavaScript Developer

GrabAGun • Addison, TX

3d • Onsite

About The Position

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. As a Full Stack Developer, you won’t just write code - you’ll build and evolve the systems that keep our business running at scale. You’ll work across the entire stack to design, develop, troubleshoot, and optimize multiple turnkey applications that directly impact operations, revenue, performance, and customer experience. This role is equal parts engineer, problem-solver, and architect.

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.).

Nice To Haves

• Experience with Magento (strongly preferred).
• Experience building or maintaining eCommerce applications.
• Familiarity with Laravel or modern PHP frameworks.
• Experience with modern frontend frameworks (React, Vue, etc.).
• Exposure to cloud infrastructure and DevOps practices.

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.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Education Level: No Education Listed