Senior Full-Stack Engineer (.NET/Angular) (Modernization & Security) - GovTech / HR Software - Colombia

📋 Description

• Maintain and enhance browser UIs with jQuery, Kendo UI, and Bootstrap.
• Lead UI modernization with framework upgrades and incremental Angular/TypeScript migration.
• Design and maintain backend services in multi-layer .NET apps using C# and ASP.NET Core.
• Build and consume RESTful APIs with versioning and secure authentication.
• Refactor legacy code following SOLID and clean architecture; avoid production impact.
• Design and optimize SQL Server schemas, stored procedures, and queries.

🎯 Requirements

• 5+ years of experience building production-grade .NET applications with strong expertise in C# across .NET Framework and .NET Core.
• Hands-on experience designing and implementing RESTful APIs using ASP.NET / ASP.NET Core.
• Solid SQL Server experience including schema design, T-SQL, stored procedures, indexing, and query optimization.
• Strong proficiency in JavaScript / TypeScript and experience working with jQuery-based applications, Kendo UI, and Bootstrap.
• Deep understanding of SOLID principles, clean architecture, dependency injection, and separation of concerns.
• Experience with automated testing frameworks (xUnit, NUnit, MSTest; Jest or Jasmine for front end).

🎁 Benefits

• 100% Remote Work: work from anywhere.
• Competitive USD pay: market-leading compensation.
• Paid Time Off for well-being.
• Autonomy: manage your time, deliver results.
• Work with US companies on high-impact projects.
• Global network: 600+ pros in 25+ countries.