.NET Developer

We are looking for a .NET Developer to join our team and help build scalable, high-quality solutions that power our global travel platforms.

In this role, you will work on the development and enhancement of backend systems, contribute to architectural decisions, and collaborate with cross-functional teams to deliver reliable and efficient software used by customers worldwide.

Your responsibilities

• Design, develop, and maintain applications using .NET technologies

• Translate business requirements into scalable and maintainable technical solutions

• Develop and enhance REST APIs and backend services

• Maintain, troubleshoot, and improve existing applications

• Refactor and optimize code to improve performance, scalability, and maintainability

• Write clean, well-structured, and testable code following best practices

• Participate in code reviews and contribute to improving development standards

• Identify and resolve performance bottlenecks and system issues

• Contribute to application architecture, technical design, and system documentation

• Collaborate closely with developers, QA engineers, Product Owners, and other stakeholders in an agile environment

Our requirements

• At least 3 years of commercial experience with .NET development

• Strong knowledge of ASP.NET MVC and REST APIs

• Experience working within agile software development teams

• Good knowledge of MS SQL and Elasticsearch

• Experience with CI/CD tools and practices (Git, TeamCity or similar)

• Experience writing unit and integration tests

• Ability to write clean, maintainable, and well-tested code

• Very good English communication skills

Nice to have

• Experience with Umbraco CMS

• Experience with Angular

• Knowledge of AWS services and cloud-based solutions

How we work

• Clean Code principles

• Design patterns and software engineering best practices

• Code reviews and knowledge sharing

• Static code analysis

• Continuous Integration and Continuous Deployment (CI/CD)

• Agile and collaborative development environment

What we offer

• Hybrid work model (1–2 days per week in our Katowice office)

• Opportunity to work on international, large-scale projects

• Attractive remuneration paid in EUR

• Flexible working hours

• Individual development budget

• Partially or fully funded training and certifications

• English lessons

• Mentoring and support from experienced technical leaders

• Participation in conferences in Poland and abroad

• A culture focused on learning, collaboration, and knowledge sharing

• Space to innovate and bring your own ideas to life

• Support for IT community initiatives