Senior ASP.NET Web API Developer

JOB ID 6240

Developers in this department manage the full lifecycle of the applications they build. Your daily responsibilities will include:

Requirements Gathering: Partnering with Product Owners to refine software requirements and break them down into actionable User Stories.
Frontend Collaboration: Working closely with Frontend Developers to design API contracts, communication pathways, and system dependencies.
Architecture & API Development: Designing and implementing robust REST API architectures and optimized database schemas.
Quality Assurance: Managing technical documentation, comprehensive unit/integration testing, and advanced system troubleshooting for all implemented backend components.

Candidates must fulfill the following technical benchmarks:

Education: Technical Engineering degree (Ingeniería Técnica), Mathematics, Physics, or a highly related technical field.
Core Framework: Minimum of 5+ years of hands‑on experience in the ASP.NET framework (ideally ASP.NET Core 6.0 or higher).
API Development: 3+ years of specialized experience building and maintaining REST APIs.
Software Patterns: Expert‑level mastery of SOLID principles, with profound experience implementing Dependency Injection.
Testing & Databases: 3+ years of backend testing experience along with 3+ years of working with Entity Framework.

Experience with cloud‑native microservices architectures.
Experience deploying backend applications (e.g., Azure, IIS).
Familiarity with frontend fundamentals (HTML, JavaScript, CSS).
Intermediate English proficiency (B2 level or higher).
Familiarity or professional background within the machine tool, manufacturing, or industrial production industries.

Hours: 40 hours per week (Full‑time).
Schedule: Monday to Friday, 08:00 to 13:00 and 13:30 to 16:30.
Remote Work: Hybrid Model. 2 days of remote work per week / 3 days on‑site in Zaldibar. (Note: The remote work distribution schedule is fixed).

See also