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About the Role We are looking for a PHP Developer to support the maintenance, improvement, and stabilization of existing web applications. This is not a greenfield role — the primary focus is working with mature and legacy systems, resolving production issues, improving code quality, and delivering incremental enhancements. You will contribute to extending system lifespan, reducing technical debt, and improving maintainability over time. This position is best suited for developers who are comfortable working with legacy code , understand real-world system constraints, and have experience gradually improving existing solutions rather than building from scratch. This role is for developers who: Have commercial experience working with PHP in production systems Have worked with legacy or long-lived codebases Are comfortable navigating large or complex applications Understand the balance between refactoring and delivering business value Prefer practical engineering over “perfect from scratch” solutions Are detail-oriented and patient when improving existing systems Your Responsibilities Maintain and enhance existing PHP-based applications Analyze and work with legacy codebases and system architecture Identify, troubleshoot, and fix bugs and performance issues Refactor legacy code to improve readability, stability, and maintainability Implement new features within existing system constraints Support gradual modernization of outdated components Write clean, structured code aligned with OOP and Clean Code practices Collaborate with QA, DevOps, and Product teams to ensure stable releases Write and maintain automated tests where feasible Contribute to technical documentation Participate in code reviews and technical discussions Qualifications 3 years of commercial experience in PHP web development. Strong experience with PHP 8, at least one of the popular MVC frameworks (Symfony/Laravel/Yii), DDD, Microservices Architecture, and REST API. Solid knowledge of OOP, SOLID, and Clean Code principles. Proven experience in refactoring and replatforming large-scale legacy systems. Hands-on experience with MySQL/MariaDB databases. Familiarity with CI/CD pipelines (GitLab CI preferred). Experience with Docker and Git. Strong understanding of software architecture and system design. Effective communication skills and ability to work in a team. Proactivity and a strong focus on continuous improvement. Languages: Fluent in English (B2) and Polish (B2). Nice to Have Experience with front-end technologies (HTML, CSS, JavaScript/TypeScript). Experience with Agile/Scrum and eXtreme Programming. Experience with queue systems Knowledge of German language. Our Tech & QA Stack Languages/Frameworks: PHP 8/Symfony 6/Laravel 9, JS/TypeScript, Go, PHPUnit, Codeception, Flutter/Dart Databases: MySQL, MariaDB Infrastructure: UNIX, Kubernetes, RabbitMQ Testing: Playwright, Python, Dart, Postman CI/CD: GitLab CI, Code Magic Containerization: Docker AI Tools: Jetbrains AI, Cursor, Gemini for Google Workspace Tools: Jira, Requirements & Test Management for Jira, Confluence, Slack, IDE (freedom of choice), G Suite, Sentry Engineering Culture Agile Scrum XP elements OOP, TDD, DDD, SOLID, Clean Code Code reviews, pull requests, automation mindset QA as part of cross-functional team AI as the part of process Benefits and Perks Private healthcare Cafeteria system & Sport Card Training budget €800 per year Integration meetings (internal training, hackathon, integration trips and meetings) Referral Bonus Startup atmosphere No dress code Flexible hours Flexible working format - remote or hybrid Modern office, Chillout zone, Standing desk, parking for bicycles, and a cloakroom with showers Regular office lunches and integration meetings Some international travels included Why Join Us? You’ll work on impactful, high-traffic projects in a collaborative environment where your voice matters.We value quality, innovation, and continuous learning —giving you the space to grow as a developer and contribute to building products that truly make a difference.