HiringCafe
Posted 5mo ago

.NET Developer (with AZURE)

@ Madiff
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Warsaw, Masovian Voivodeship, Poland
HybridFull Time
Responsibilities:Develop backend, Design APIs, Integrate systems
Requirements Summary:4-5 years backend experience; strong C#/.NET (latest version .NET 8); REST APIs, microservices; Azure cloud; SQL databases; CI/CD; AGILE/Scrum; English communication.
Technical Tools Mentioned:.NET 8, C#, REST APIs, Azure, Azure DevOps, Docker, Git, CI/CD, SQL, Entity Framework Core, Dapper, Cosmos DB, MongoDB, AKS, Kafka, React, Angular
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Job Description
We are looking for a Senior .NET Developer to support the backend development of a fast-scaling smart-shopping platform used by millions of users. The role focuses on building high-performance APIs, microservices, and Azure-based cloud components powering cashback, loyalty, and e-commerce functionalities in a modern fintech ecosystem.

Responsibilities:

  • Develop and maintain backend services using .NET 8 and C#
  • Design and build RESTful APIs and microservices for high-traffic use cases
  • Integrate systems with third-party APIs and data providers
  • Work with Azure cloud services (App Services, Azure Functions, AKS, Blob Storage, Cosmos DB, etc.)
  • Implement unit and integration tests to ensure code quality and reliability
  • Work with Azure DevOps, Docker, and Git for CI/CD and version control
  • Collaborate with DevOps to optimise deployment pipelines and infrastructure
  • Participate in code reviews, architecture decisions, and sprint planning
  • Maintain documentation of backend architecture and API specifications


Requirements

  • Minimum 4–5 years of experience in backend development with C# and .NET (latest version .NET 8 preferred)
  • Proven experience designing scalable and secure REST APIs
  • Strong knowledge of Azure Cloud and microservices architecture
  • Experience with SQL (MS SQL Server, PostgreSQL) and ORM tools such as Entity Framework Core or Dapper
  • Familiarity with Azure DevOps, Docker containers, Git, and CI/CD pipelines
  • Good understanding of application security, error handling, and performance optimisation
  • Ability to work in Agile/Scrum teams and communicate with business and technical stakeholders
Nice to Have:
  • Experience with e-commerce, affiliate marketing, or cashback platforms
  • Exposure to NoSQL solutions like Cosmos DB or MongoDB
  • Experience with Event-Driven Architecture, e.g. Azure Event Grid or Kafka
  • Familiarity with front-end technologies (React, Angular) for collaboration purposes


Benefits

  • Work on a large-scale, high-impact product with strong market presence
  • Be part of a modern .NET development environment in a cloud-first organisation
  • Collaborate in a stable, secure fintech setting with the speed of a startup
  • Enjoy flexible working and ownership of your development responsibilities
  • Solid,
    competitive salary
  • Comprehensive healthcare
  • Flexible working model (1 day/month on'site in Warsaw)