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Senior PHP Developer @ DCG Sp. z o.o
  • Warsaw
Senior PHP Developer @ DCG Sp. z o.o
Warszawa, Warsaw, Masovian Voivodeship, Polska
DCG Sp. z o.o
7. 2. 2026
Informacje o stanowisku

The project focuses on maintaining and further developing a business-critical PHP system responsible for invoice generation and complex financial processes. The system contains extensive domain logic and requires a deep understanding of business workflows derived directly from the existing codebase. The work involves stabilizing the current solution and delivering tactical improvements, with potential opportunities for gradual decomposition or modernization in the future.


  • Extensive experience as a Senior PHP Developer, Symfony
  • Proven ability to quickly understand large, complex legacy systems
  • Strong skills in analyzing existing codebases and mapping code to business processes
  • Experience maintaining and evolving systems with complex business logic
  • High level of independence and responsibility in day-to-day development work
  • Strong analytical thinking and problem-solving skills
  • Very good command of English, both spoken and written

Nice to have:

  • Experience with TypeScript, including NestJS and/or React
  • Interest or experience in system decomposition or gradual modernization

The project focuses on maintaining and further developing a business-critical PHP system responsible for invoice generation and complex financial processes. The system contains extensive domain logic and requires a deep understanding of business workflows derived directly from the existing codebase. The work involves stabilizing the current solution and delivering tactical improvements, with potential opportunities for gradual decomposition or modernization in the future.

,[Take ownership of an existing PHP-based system, gaining a deep understanding of its architecture and complex domain logic, Analyze and understand business processes based on existing source code, including a sophisticated invoice generation system, Maintain and perform tactical development and enhancements of the current system, Ensure system stability, correctness, and continuity of business-critical functionality, Collaborate with the team to efficiently acquire domain knowledge and support ongoing development needs, Optionally contribute to system decomposition or modernization efforts if TypeScript skills are available (NestJS and/or React Requirements: PHP, Symfony, TypeScript, NestJS, React

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