C# .Net Developer

Code & Pepper supports clients in demanding industries, helping them scale teams and build modern products. The position involves working on a large, modern application for the public sector emphasizing security and reliability.

• Minimum 5 years of general commercial experience supported by higher education
• At least 3 years of commercial Back-end Developer experience in projects with a budget of at least 100,000 PLN net
• Very good knowledge of C# and .NET Core in web and desktop applications
• Practical ability to design and implement secure REST API
• Proficiency with design patterns, Clean Architecture, and Domain-Driven Design (DDD)
• Experience with relational databases (MS SQL, PostgreSQL), including query optimization, indexing, and stored procedures
• Practical knowledge of ORM systems (Entity Framework Core, Dapper)
• Familiarity with modern authentication and authorization mechanisms (JWT, OAuth2, FIDO2)
• Ability to write and maintain unit and integration tests
• Proficiency in GIT, Azure DevOps, and English language skills enabling fluent reading of technical documentation
• English language at a level allowing free communication

• Designing, implementing, and optimizing business logic with C# and .NET Core
• Working with relational databases including MS SQL and PostgreSQL
• Designing and implementing secure REST API
• Applying Clean Architecture and Domain-Driven Design (DDD) principles
• Writing and maintaining unit and integration tests
• Using version control with GIT and working within Azure DevOps environment
• Implementing modern authentication, authorization, and data encryption mechanisms (JWT, OAuth2, FIDO2)

The data administrator is Code&Pepper sp. z o.o. based in Suwałki, ul. Innowacyjna 1. Candidates have rights to access, rectify, delete, or restrict processing of their data, oppose processing, and data portability. Personal data is processed for recruitment and legal purposes. Providing mandatory data is required by law; refusal may prevent recruitment. Data will be processed until recruitment ends or for claim purposes. Consent can be withdrawn anytime. Data recipients include Just Join IT and other entities processing recruitment data.on behalf of the administrator.