Senior PHP Developer

About Flight Safety International

Flight Safety International is the world's premier professional aviation training company and supplier of flight simulators, visual systems, and displays to commercial, government, and military organizations. The company provides training for pilots, technicians, and other aviation professionals from 167 countries and independent territories. Flight Safety operates the world's largest fleet of advanced full‑flight simulators and award‑winning maintenance training at Learning Centers and training locations in the United States, Canada, France, and the United Kingdom.

As a Senior PHP Engineer, you'll bring deep backend expertise to drive the design, development, and maintenance of mission‑critical applications. This role is integral in ensuring our existing PHP‑based systems remain robust, scalable, and secure, while also playing a crucial part in architecting our transition toward a modernized software architecture. You'll take ownership of the full development lifecycle, from system architecture and APIs to final release, helping aviation professionals engage with powerful tools built on sound architectural principles.

• Design, build, and maintain robust backend applications and APIs primarily using PHP.
• Lead efforts to refactor legacy code and strategically introduce modern tooling as we evolve our technology stack.
• Enable teams to deliver high‑quality, maintainable software through test‑driven development (TDD) and rigorous code reviews.
• Contribute to system‑wide architectural planning, API strategy, and database design.
• Ensure seamless interoperability between legacy backend services, enterprise databases, and modern client applications.
• Collaborate with cross‑functional teams to define, develop, and deliver features across frontend and server‑side components.
• Apply software development patterns to create secure, efficient, and highly observable backend solutions.
• Stay current on backend trends, modernization strategies, and broader technologies to inform product innovation and stack migration.

• Bachelor's degree from an accredited institution or equivalent industry experience

• 5+ years of experience in any software development role
• Solid experience in .NET platform and MVC
• Solid experience in Java/J2EE preferred

• Experience planning and executing the migration or modernization of legacy PHP applications to newer architectures.
• Experience with automated testing frameworks.
• Experience with containerization (Docker) and cloud platform deployments.
• Familiarity with domain‑driven design, event sourcing, and service‑oriented architecture.
• Comfortable working across cross‑functional teams and actively mentoring mid‑level and junior developers.

The physical demands and work environment described here are representative of those that must be met and/or encountered by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions. While performing the duties of this job, the employee is regularly required to use hands to finger, handle, or feel;

reach with hands and arms; and communicate. The employee may be required to stand, walk, and sit. Specific vision abilities required by this job include the ability to view monitors, technical documents, and reference material. The noise level in the work environment is usually low to moderate.

Flight Safety is an Equal Opportunity Employer/Vet/Disabled. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or disability.

Any offer of employment is contingent upon successful completion of required compliance reviews, including verification that the candidate is not prohibited from employment under U.S. economic sanctions programs administered by the U.S. Department of the Treasury's Office of Foreign Assets Control (OFAC).…