Experienced Ruby on Rails Developer wanted!

• 15 000 - 20 000 PLN/MONTH [B2B NET]
• 12 390 – 16 520 PLN GROSS [EMPLOYMENT CONTRACT]
• Form of a contract according to preference
• Wrocław or remote
• Full-time

• Design and build web applications using Ruby on Rails
• Design and implement relational databases
• Collaborate with cross-functional teams to define, design, and ship new features
• Write automated tests for your code including edge cases, usability, and general reliability
• Work on bug fixing and improving performance
• Continuously discover, evaluate, and implement new technologies

• Expert in Ruby and Ruby on Rails (4+ years development experience)
• Strong knowledge of relational DBs design (e.g. PostgreSQL)
• Ability to implement various ways of communication with client (e.g. REST API, WebSockets)
• Ability to implement various ways of authentication (e.g. JWT, cookie-based auth, OAuth)
• Knowledge of Unix systems and shell
• Experience with CI/CD, deployment tools (e.g. mina) and Git
• Practical knowledge of design patterns and SOLID principles
• Practical knowledge of non-relational DBs, cache and message brokers systems
• Love for code review
• Fluent written and spoken English
• Experience with performance and optimization problems, ability to diagnose and solve them
• Ability of building the whole project’s architecture based on business requirements, functional and non-functional e.g. knows scaling concepts and applies them accordingly
• Ability to define and improve internal standards for maintainability and style
• Ability to solve problems with high complexity, enjoy helping other developers

• Knowledge of JavaScript framework like Vue or React
• Experience with AWS or similar platform
• Experience with Docker
• Experience with Web Server (e.g. Nginx)
• Degree in Computer Science or relevant field