Senior .NET Full Stack Developer

Senior Full Stack Developer (.NET / C#)

Remote – Colombia

5+ Years

Fluent in Spanish, English, and Portuguese (Mandatory)

About the Role

We are looking for an experienced Senior Full Stack Developer with strong expertise in C#, .NET, backend development, REST APIs, and modern application architecture. The ideal candidate will help build scalable, secure, and cloud-ready enterprise applications while collaborating with global teams.

Key Responsibilities

• Design, develop, and maintain applications using C#, .NET 6/7/8, and ASP.NET Core.
• Build REST APIs, backend services, and microservices.
• Apply OOP, SOLID principles, and Clean Architecture.
• Work with Entity Framework, databases, and Git-based version control.
• Support CI/CD pipelines, automated testing, and code reviews.
• Use AI-assisted development tools such as GitHub Copilot.
• Collaborate with cross-functional teams and troubleshoot complex technical issues.

Required Qualifications

• Bachelor's degree in Computer Science, Software Engineering, or a related field.
• 5+ years of hands-on software development experience.
• Strong knowledge of C#, .NET 6/7/8, ASP.NET Core, REST APIs, and Entity Framework.
• Experience with microservices, unit testing, and CI/CD pipelines.
• Familiarity with Git and GitHub Copilot.
• Professional fluency in Spanish, English, and Portuguese is mandatory.

Preferred Skills

• Azure or AWS
• Docker and Kubernetes
• React, Angular, or modern JavaScript frameworks
• Message queues and event-driven architecture
• Application security, authentication, and Agile/Scrum