Senior.Net Engineer (La Haya)

Senior .Net Developer, Barcelona

Wizeline, a global AI-native technology solutions provider, develops cutting-edge, AI-powered digital products and platforms. We partner with clients to leverage data and AI, accelerating market entry and driving business transformation. As a global community of innovators, we foster a culture of growth, collaboration, and impact.

Develop, test, and maintain backend microservices and APIs using C# and .NET.

Implement data access layers and write optimized T‑SQL queries and stored procedures.

Write comprehensive unit, functional, and integration tests to ensure code quality and system reliability.

Contribute to CI/CD pipelines for automated builds and deployments.

5+ years of professional backend development experience.

• NET Framework with C#, including asynchronous programming, queuing, caching, logging, XML/JSON serialization, and security.
• Strong SQL Server experience with T‑SQL, stored procedures, transactions, ACID compliance, data normalization, and query optimization.
• Proficiency with data access from .NET using ORMs (Entity Framework, Dapper) and direct queries.
• Expertise writing unit, functional, performance, soak, and stress tests. Strong skills in developing RESTful JSON APIs, including experience with API Gateways and authentication.
• Experience with Continuous Integration/Deployment processes (Git, Jenkins).
• Experience working in both Linux and Windows environments.
• Exposure to Docker, Kubernetes, and serverless patterns in AWS.
• Familiarity with infrastructure as code (Terraform, Chef) is a plus.

Leverage one or more AI tools to optimize and augment day‑to‑day work, including drafting, analysis, research, or process automation. Commitment to Professional Development

Global Opportunities

net, C#

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