Descripción
Responsibilities Develop and maintain backend functionalities using C# and ASP.NET Core within a modular architecture. Design, build, and maintain REST APIs and ensure consistent data delivery via JSON . Manage data models and processing using Entity Framework Core and MSSQL . Write and maintain unit and integration tests to ensure software quality and stability. Collaborate with frontend developers on API contracts, data validation, and error handling. Implement secure software development practices based on OWASP guidelines. Document technical choices, code, and API specifications for long-term maintainability. Requirements 3+ years of experience in backend development using C# , .NET , and ASP.NET Core . 3+ years of experience in designing, developing, and consuming REST APIs . Experience with Entity Framework Core and relational databases such as MSSQL . Practical knowledge of testing and quality through unit testing and integration testing . Solid experience with version control using Git . In-depth understanding of modular architecture and the separation between shared and domain-specific code. Knowledge of security principles including OWASP guidelines and input validation. Experience working with Agile methodologies. You're able to independently analyze technical problems and provide maintainable solutions. You are native in Dutch . Nice to Haves Experience with Elasticsearch and Elastic APM for tracing and monitoring. Knowledge of background processing and task scheduling using Hangfire . Familiarity with DevOps and containerization tools such as GitLab CI/CD , Docker , and Kubernetes . Basic knowledge of Vue.js to facilitate collaboration with frontend teams.