Grand Technology is seeking a highly skilled and motivated **Senior PHP Developer** to join our growing team in **Cairo, Egypt**. This is a **full\-time** position offering a challenging and rewarding opportunity to contribute to the development of cutting\-edge web applications. As a Senior PHP Developer, you will play a key role in designing, developing, and maintaining our core platform and associated services. You will be working in a collaborative environment alongside other developers, designers, and product managers. **Responsibilities:** Design, develop, and maintain high\-quality, reusable, and performant PHP code. Participate in the full software development lifecycle, from requirements gathering to deployment and maintenance. Collaborate with other team members to ensure seamless integration of various components. Contribute to the development of architectural and design decisions. Write and maintain comprehensive documentation for developed code. Proactively identify and troubleshoot issues, providing effective solutions. Stay up\-to\-date with the latest trends and best practices in PHP development. Mentor junior developers and provide guidance on best practices. Conduct code reviews and ensure adherence to coding standards. **Qualifications:** Bachelor's degree in Computer Science or a related field. Proven experience as a Senior PHP Developer with a strong understanding of object\-oriented programming principles. Extensive experience with PHP frameworks (e.g., Laravel, Symfony). Proficiency in front\-end technologies (HTML, CSS, JavaScript). Experience with relational databases (e.g., MySQL, PostgreSQL). Strong understanding of RESTful API design and development. Excellent problem\-solving and analytical skills. Ability to work effectively both independently and as part of a team. Strong communication and interpersonal skills.