FullStack Engineer

About this role

Fullstack PHP Developer (Backend Focus) Location: United States (Fully Remote) Job Type: Full-Time Salary: Up to $125,000 Base + Benefits About our Client Our client delivers cybersecurity-first managed IT services and technology solutions that keep businesses secure, stable, and productive. For over 30 years, CTMS has partnered with organizations across industries — including healthcare, manufacturing, legal, education, and professional services — providing proactive IT support, cloud solutions, cybersecurity, and strategic IT consulting. Role Overview We are seeking a highly skilled Fullstack Developer with a strong backend focus to join our team. The ideal candidate will be primarily responsible for building, enhancing, and maintaining PHP-based applications , with backend development as a core focus. This role works closely with cross-functional technical teams to deliver performant, scalable, and secure solutions that support CTMS’s managed services platform and internal tools. What You’ll Do Backend Development (Primary) Design, develop, and maintain server-side logic using PHP . Work effectively across projects that may include older PHP versions and complex legacy systems. Build and optimize database schemas, queries, and stored procedures with MySQL (deep experience required). Implement and troubleshoot clustering, replication, and high-availability database scenarios. Frontend Development (Supporting) Contribute to frontend features using JavaScript where applicable. Collaborate with UI/UX designers and engineers to build responsive interfaces. Collaboration & Architecture Participate in code reviews, design discussions, and architectural planning. Help diagnose and resolve production issues, including performance bottlenecks. Write clear, maintainable, and testable code following best practices. Must-Have Qualifications - Strong PHP expertise , including working knowledge of older PHP versions (important for existing CTMS systems) - Advanced MySQL exp