C# Developer

Reply specialises in designing and implementing solutions based on new communication channels and digital media. Structured as a network of highly specialised companies, Reply supports leading European industrial groups in sectors such as Telco & Media, Industry and Services, Banking and Insurance, and Public Administration, helping define and develop business models enabled by new paradigms such as AI, Cloud Computing, Digital Media, and the Internet of Things. Reply’s services include Consulting, System Integration, and Digital Services.

• Around 2 years of commercial experience in software development with C# and .NET.
• Hands-on experience with ASP.NET Core, Entity Framework Core, and PostgreSQL.
• Practical knowledge of AWS cloud services and containerization using Docker.
• Understanding of Clean Architecture, REST APIs, and software design principles.
• Experience with unit testing frameworks such as NUnit, Moq, and FluentAssertions.
• Good English and Polish communication skills.
• Willingness to learn modern cloud-native technologies.

• Develop and maintain backend applications and APIs using C#, .NET 8, and ASP.NET Core Minimal APIs.
• Build cloud-based solutions using AWS services such as S3, SQS, Lambda, DynamoDB, and Cognito.
• Design and implement data access layers with Entity Framework Core and PostgreSQL.
• Contribute to microservices and event-driven architectures following Clean Architecture principles.
• Write and maintain unit tests using frameworks like NUnit, Moq, and FluentAssertions to ensure code quality and reliability.
• Collaborate with team members in code reviews, troubleshooting, and continuous improvement initiatives.