Freelancer profile translated to English.
Back to original languageAbout Aitor Nain
Spanish
Native or bilingual
English
Conversational
Can work on-site
Madrid (up to 50km)
Experience
- Avalisto SL.NET Developer / Backend Engineer .NETJuly 2025 - Today (1 year and 1 month)Development and maintenance of RESTful APIs using ASP.NET Core for critical insurance policy management. Implementation of complex business logic following Clean Architecture and DDD patterns. Design and optimization of SQL Server queries to ensure data persistence and speed. Achievement: 40% reduction in production bugs through the integration of regression tests and exhaustive code reviews in Git.
- Alten.NET DeveloperFebruary 2024 - July 2024 (5 months)Development of multilingual web solutions with .NET Framework, implementing dynamic modules for over 15 languages. Containerization of applications with Docker, achieving a 40% reduction in deployment times. Optimization of SQL schemas for content retrieval, improving response performance by 25%.
- (Ayesa, Sermicro, Ezentis)Advanced Technical SupportJanuary 2024 - November 2024 (10 months)Consolidated experience in advanced technical support and systems management, providing a 360° view of the software lifecycle and infrastructure.
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Education
- Universidad Alfonso X el Sabio2026
- FPII Cross-Platform Application DevelopmentUniversidad Alfonso X el Sabio2023FPII Desarrollo de Aplicaciones Multiplataforma