Trainee .NET Developer

KoralX is looking for a talented .NET Developer to join our growing team. If you're passionate about building modern CRM systems and enjoy working on a real product used by international clients — we'd love to meet you.

Responsibilities

• Develop and maintain web applications using Blazor (Server or WebAssembly)
• Design and build REST APIs with ASP.NET Core
• Work with databases: schema design, query writing, and optimization
• Integrate with external services (APIs, Azure services, etc.)
• Implement business logic and complex forms (similar to CRM workflows)
• Develop reusable UI components in Blazor (DevExpress)
• Write unit and integration tests

Requirements

• Experience with .NET (C#, ASP.NET Core)
• Hands-on experience with Blazor (Server or WebAssembly)
• Strong understanding of OOP, SOLID principles, and design patterns
• Experience building RESTful APIs (JSON, HTTP)
• Experience with Entity Framework Core or other ORMs
• Solid SQL knowledge (SQL Server / PostgreSQL)
• Understanding of Dependency Injection
• Experience with Git
• Understanding of asynchronous programming (async/await)
• Basic knowledge of HTML and CSS

Nice to Have

• Experience with Azure (App Services, Functions, Storage)
• Knowledge of Docker / containerization
• Experience with SignalR (real-time features)
• Understanding of CI/CD (GitHub Actions / Azure DevOps)
• Experience with Microservices architecture
• Experience integrating with CRM/ERP systems
• Familiarity with frontend frameworks (React / Angular as a plus)