We are looking for an experienced **Chief PHP Developer** to join our team. This role requires a deep understanding of PHP development and hands\-on experience in improving and refactoring legacy systems while creating scalable new features. You will work closely with cross\-functional teams to drive the technical direction of the product and ensure its long\-term success. **Responsibilities** * Evaluate and improve the client’s legacy system, primarily built with PHP (Sugar/SuiteCRM) and a Java backend * Address performance and stability challenges, resolve bottlenecks, and recommend architectural improvements * Collaborate with Solution Architects, Product Owners, and other teams to create and implement new product features * Promote simple and effective solutions while supporting the development of new functionalities * Oversee client onboarding processes and customize design changes based on client needs * Work closely with vendor development teams, including offshore teams in India * Serve as a client\-facing representative to ensure effective communication and alignment with American clients * Support migration initiatives, including transitioning infrastructure from AWS to Azure * Assess current architectural solutions and provide recommendations for best practices **Requirements** * At least 7 years of experience in PHP development * A minimum of 2 years of experience leading and managing development teams * Participation in at least 2 full\-cycle projects or multiple projects across various development lifecycle phases * Advanced expertise with PHP 5\+ and optimization tools like OPCACHE/APC and PHP linters * Strong knowledge of MySQL, including transactions, ACID principles, and slow log performance tuning * Understanding of CodeReview processes and experience with CI/CD pipelines * Hands\-on experience with Docker for application containerization * Proficiency in Redis or Memcache for caching solutions * Familiarity with Agile/Scrum methodologies and workflows * Fluent English language skills, both written and spoken, at a B2\+ level or higher **Nice to have** * Experience with .NET technologies * Knowledge of Microsoft Azure cloud services * Expertise in refactoring using tools like xDebug * Familiarity with profiling tools such as xhproof * Background in developing and customizing SugarCRM systems **We offer** * Improved medical coverage \- EPAMers are eligible to participate in a supplementary health insurance program that shall have the usual coverage in the industry, with the Company funding 100% of the value of the monthly premium for participation * Lunch Allowance \- You will receive a daily allowance of CLP $ 7,000 per working day. Enjoy a nice meal on us * Allowance for internet and electricity \- You will receive an allowance of CLP $15,000 per month to cover internet and electricity expense * National Holiday Bonus \- We celebrate joining the Chilean Market. That is why all our employees will receive a bonus of CLP $86,646 in September * Christmas Bonus \- You will receive an End of Year bonus of CLP $170,539\. It will be paid during the month of December, to ensure you have a Happy Holiday! * Learning Culture \- We want you to be the best version of yourself, that is why we offer unlimited access to learning platforms, a wide range of internal courses, and all the knowledge you need to grow professionally * Additional Income \- Besides your regular salary, you will also have the chance to earn extra income by referring talent, being a technical interviewer, and many more ways * Are you open to relocation? \- If you want to relocate to another country and we have the right project, we will assist you every step of the way, to help you and your family, reach your new home