Trainee .NET Developer

Job description

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)