AI Builder – .NET

This is a fully remote position, open to applicants in Spain.

📋 Description

• Develop projects using Claude Code from specification to pull request.

• Prepare the context for each project (documentation for agents, conventions, subagents, MCP servers) to ensure agents work reliably.

• Verify that the generated code is correct through automated testing, ensuring that manual review is not the sole control.

• Analyze the reasons behind an agent's failure and rectify the process, context, or specification accordingly.

• Maintain and enhance the reusable skills and templates of the factory.

• Suggest continuous improvements in the way of working with agents.

⛳️ Requirements

• A minimum of 3 years of experience as a software developer, with a solid understanding of architecture and best practices.

• Proficiency in C# / .NET (ASP.NET Core, Entity Framework) and SQL Server.

• Extensive and practical experience with code agents (Claude Code, Cursor, Copilot Agent, or similar) in professional projects.

• Strong focus on testing: unit, integration, and end-to-end tests (xUnit or NUnit, Playwright or similar).

• Experience with Azure services (App Service, Functions, Azure SQL) - desirable.

• Familiarity with Spec-Driven Development.

• Knowledge of ERP, payroll, or labor management systems.

• Working proficiency in English.

🏝️ Benefits

• Permanent contract and full-time position.

• Working hours from Monday to Thursday, 09:00 to 17:30, and Friday from 08:00 to 15:00.

• Intensive working hours from 08:00 to 15:00 from June to September.

• Daily use of the most advanced AI tools, with a budget allocated for their use.

• Ongoing training in development with agents and support from day one.

• Health insurance.

• A solid company with its own product, and a close-knit, professional team where your suggestions are implemented.