JOB ID 6240

Roles & Responsibilities

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.

Job Requirements

Candidates must fulfill the following technical benchmarks:

Minimum Qualifications

- 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 .





Desirable / Valued Extras

- 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.

Work Schedule & Hybrid Model

- 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).

Recruitment Process

The selection setup consists of 3 assessment phases .

Key Screening Questions for Candidates

1. How many years of experience do you have developing applications with ASP.NET? Have you worked with ASP.NET Core 6.0 or superior versions?
2. How many years of experience do you have developing REST APIs?
3. Do you have proven experience applying SOLID principles and Dependency Injection?
4. Do you reside in Bizkaia or have full availability to work in a hybrid setup in Zaldibar?
5. Please describe your most relevant project developing REST APIs with ASP.NET Core. Briefly mention your role, the tech stack, and the core features you built.

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📌 Senior Asp.Net Web Api Developer (País Vasco)
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📍 País Vasco