.NET Developer

Devire Outsourcing IT is a collaboration model dedicated to IT professionals based on self-employment - B2B, executing projects for clients running innovative and modern projects. The client operates in the banking sector.

• Minimum 3 years of experience developing applications with .NET / .NET Core (6.0+).
• Very good knowledge of C#.
• Experience working with Microsoft SQL Server databases and T-SQL.
• Practical knowledge of creating and maintaining unit tests using frameworks such as xUnit, NUnit, and Jest (for frontend applications).
• Good knowledge of the React library and experience in frontend application development.
• Knowledge of TypeScript and JavaScript.
• Experience designing and implementing user interfaces (UI/UX).
• Knowledge of application design principles and use of design patterns.
• Experience creating applications based on the microservices approach.
• Familiarity with CI/CD processes and tools, especially GitLab CI/CD.

Nice to have:

• Experience with NoSQL databases such as Elasticsearch, MongoDB, Cosmos DB.
• Knowledge of GraphQL and tools like Apollo Client, React Relay.
• Experience with MassTransit.
• Knowledge of Microsoft Orleans platform.
• Experience developing applications based on Microsoft Azure.
• Familiarity with reporting and integration tools like SSIS and SSRS.
• English language skills sufficient to work with technical documentation.

• Developing and maintaining business applications on the iWorkflow platform.
• Designing, implementing, and developing backend functionalities with .NET Core/C#.
• Creating and developing frontend applications using React, TypeScript, and JavaScript.
• Designing and implementing user interfaces following UI/UX principles.
• Designing and integrating services according to microservices architecture.
• Developing integrations between systems using appropriate technologies and communication patterns.
• Designing database structures and optimizing queries in Microsoft SQL Server.
• Participating in code review processes and maintaining programming standards.
• Collaborating with developers, analysts, and business owners to fulfill requirements.

• Position available only under B2B contract via Devire.
• Work location is hybrid with one day per week in the Warsaw office.