Senior .NET Developer

Hybrid work model (2 days per week from Wrocław's office)

B2B:160-180 zł/h netto +VAT

Responsibilities

• Design, develop, and maintain high-quality backend services using .NET 10

• Work independently on complex features, from concept through implementation and deployment

• Apply Domain Driven Design (DDD) principles to model business domains effectively

• Implement and maintain CQRS-based architectures

• Write clean, testable, and well-documented code, including unit tests with xUnit

• Design and optimize database schemas and queries using PostgreSQL

• Create and maintain clear API documentation using Swagger / OpenAPI

• Collaborate with product, QA, and frontend teams to deliver scalable solutions

• Participate in architectural decisions and technical improvements

• Ensure code quality, performance, and security best practices

  
  

Requirements:

• Proven experience as an independent .NET developer working on production-grade systems

• Strong knowledge of .NET (preferably .NET 10) and modern C# features

• Hands-on experience with Domain Driven Design (DDD) in real-world projects

• Solid understanding and practical application of the CQRS pattern

• Experience writing unit tests using xUnit

• Strong experience with PostgreSQL and relational database design

• Experience documenting and consuming APIs with Swagger / OpenAPI

• Familiarity with object mapping tools such as Mapperly

• Ability to work autonomously, take ownership, and make technical decisions

• Strong problem-solving and communication skills

• ​​​​​​​Fluent English (written and spoken)

  
  

What we offer:

• Hybrid work model (2 days per week from Wrocław's office

• Multisport card

• Private healthcare

• Life insurance

• PowerYou - e-learning platform