.NET Developer (m/k/n)

Nexio Management is a company of about 550 consultants with over 20 years of experience delivering advanced IT solutions for companies in Poland and abroad. They specialize in building, developing, and maintaining systems and applications, as well as IT consulting. The company operates in business models such as managed services, fixed prices, and scale-up the team. They have their own R&D Center featuring NexioBot, a mobile assistant robot using artificial intelligence for communication.

• Minimum 3 years of commercial experience with .NET Core 6.0+ and C#
• Practical knowledge of React and TypeScript/JavaScript
• Experience in banking, financial, or insurance sector projects
• Ability to design UI/UX for clear and usable screens
• Ability to write unit tests using xUnit/NUnit and JEST
• Good knowledge of Microsoft SQL Server
• Availability to work in a hybrid model

Nice to have:

• Experience designing microservices-based applications and with Microsoft Azure cloud
• Familiarity with tools like MassTransit, MS Orleans, and GitLab CI/CD
• Experience with NoSQL databases (Elasticsearch, Mongo, CosmosDB)
• Knowledge of GraphQL, Apollo Client, or React Relay
• Experience with T-SQL, SSIS, SSRS

• Develop and maintain applications in .NET
• Develop user interfaces using React
• Design and implement new functionalities
• Create and enhance REST APIs
• Work with relational databases Microsoft SQL Server
• Prepare and maintain unit tests
• Participate in code reviews and maintain high code quality
• Collaborate with analysts, testers, and other team members

The data controller is Nexio Management Sp. z o.o. based in Warsaw. Personal data is processed for recruitment purposes with rights to access, rectify, delete, or limit processing, objection, and complaint to the supervisory authority. Providing mandatory data under Polish labor law is obligatory; refusal may prevent recruitment. Data processing lasts until recruitment completion and potential claim periods, or until consent withdrawal for future recruitments. Rocket Jobs service and other entities involved in recruitment may receive data.