Senior Backend Engineer
⚲ Kraków, Wrocław, Warszawa, Gdańsk, Bukareszt
22 500 - 26 500 PLN netto (B2B)
Wymagania
- PHP
- Java
- Golang
- Python
- SQL/MySQL
- RESTful APIs
- React
- GraphQL
- API
Opis stanowiska
✅ Your responsibilities:
• ・Design, develop, and maintain scalable backend services and APIs for third-party integrations.
• Improve platform architecture, service communication, and internal developer tooling.
• Collaborate with Product Managers, Designers, and Engineers throughout the entire software development lifecycle.
• Optimize existing systems for performance, scalability, reliability, and maintainability.
• Drive engineering best practices, including code quality, testing, and documentation.
• Participate in architecture discussions and technical decision-making.
• Mentor engineers through code reviews, pair programming, and knowledge sharing.
• Continuously improve the developer experience by building reliable internal platforms and tools.
•
🧠 Our requirements:
• 5+ years of experience in backend software development.
• Strong proficiency in PHP (preferred) or solid experience with Java, Python, Go, or similar backend technologies.
• Strong understanding of RESTful APIs, GraphQL, and API design best practices.
• Experience designing and building scalable, distributed backend systems.
• Hands-on experience with SQL/MySQL databases and database optimization.
• Experience with automated testing, observability, monitoring, and debugging production systems.
• Familiarity with contract-driven development and modern software development practices.
• Basic knowledge of frontend technologies such as React is a plus.
• Strong communication skills and the ability to collaborate across cross-functional teams.
• Passion for writing clean, maintainable, and high-quality code or AI automation
• English at a level allowing daily technical communication
🌟 What we offer:
• 100% remote work.
• Private healthcare and Multisport.
• Life insurance.
• Real influence on technical decisions and system architecture.
• Opportunity to build scalable backend services and developer platforms.
• Work with modern technologies in a collaborative engineering environment.
• Knowledge sharing, mentorship, and professional growth opportunities.
• Friendly, supportive, and experienced engineering team.
• ・Design, develop, and maintain scalable backend services and APIs for third-party integrations.
• Improve platform architecture, service communication, and internal developer tooling.
• Collaborate with Product Managers, Designers, and Engineers throughout the entire software development lifecycle.
• Optimize existing systems for performance, scalability, reliability, and maintainability.
• Drive engineering best practices, including code quality, testing, and documentation.
• Participate in architecture discussions and technical decision-making.
• Mentor engineers through code reviews, pair programming, and knowledge sharing.
• Continuously improve the developer experience by building reliable internal platforms and tools.
•
🧠 Our requirements:
• 5+ years of experience in backend software development.
• Strong proficiency in PHP (preferred) or solid experience with Java, Python, Go, or similar backend technologies.
• Strong understanding of RESTful APIs, GraphQL, and API design best practices.
• Experience designing and building scalable, distributed backend systems.
• Hands-on experience with SQL/MySQL databases and database optimization.
• Experience with automated testing, observability, monitoring, and debugging production systems.
• Familiarity with contract-driven development and modern software development practices.
• Basic knowledge of frontend technologies such as React is a plus.
• Strong communication skills and the ability to collaborate across cross-functional teams.
• Passion for writing clean, maintainable, and high-quality code or AI automation
• English at a level allowing daily technical communication
🌟 What we offer:
• 100% remote work.
• Private healthcare and Multisport.
• Life insurance.
• Real influence on technical decisions and system architecture.
• Opportunity to build scalable backend services and developer platforms.
• Work with modern technologies in a collaborative engineering environment.
• Knowledge sharing, mentorship, and professional growth opportunities.
• Friendly, supportive, and experienced engineering team.
🔍 Dekoder Ogłoszenia
🔴
Improve platform architecture, service communication, and internal developer tooling.
Może oznaczać, że obecna architektura jest przestarzała lub problematyczna, a narzędzia dla deweloperów są niewystarczające.
🔴
Collaborate with Product Managers, Designers, and Engineers throughout the entire software development lifecycle.
Może sugerować częste spotkania i konieczność uzgadniania wielu kwestii z różnymi zespołami, co może spowalniać pracę.
🔴
Drive engineering best practices, including code quality, testing, and documentation.
Może oznaczać, że obecne praktyki są na niskim poziomie i kandydat będzie musiał poświęcić dużo czasu na ich poprawę.
🟡
Mentor engineers through code reviews, pair programming, and knowledge sharing.
Oprócz zadań technicznych, od kandydata oczekuje się aktywnego wspierania rozwoju innych członków zespołu.
🔴
Continuously improve the developer experience by building reliable internal platforms and tools.
Duży nacisk na tworzenie narzędzi wewnętrznych, co może odciągać od głównych zadań backendowych.