Ljubomir B.Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Nov 7, 2026.

I’m a Senior Software Architect and Developer with 20 years of expertise in C# and .NET, leading dev teams in producing high quality business applications and helping businesses transform legacy systems into robust, scalable, high-performance software solutions. Core Competencies: ✅ Software Architecture: Deep expertise in designing scalable, maintainable systems following SOLID principles and leveraging proven Design Patterns. ✅ Full-Stack .NET Development: Skilled with .NET Framework (since 1.1) and .NET Core, including ASP.NET (MVC, Web API), WinForms, WPF and WCF. ✅ Microservices & Cloud: Architecting modern cloud-native solutions (Azure, Docker, Kubernetes). ✅ Technical Leadership: Proven experience leading development teams, practicing Agile methodologies, and managing end-to-end CI/CD processes (Azure DevOps, Jenkins, TeamCity, AWS CodeDeploy, BitBucket Pipelines). ✅ Quality and Maintainability: Expert in writing clean, testable code (Unit testing, Integration testing, TDD). My Background: Started my career at industry leaders including Microsoft, DHI, and T-Com, gaining diverse perspectives across enterprise-grade software development. Transitioned successfully into independent contracting (10+ years), collaborating efficiently with global remote teams to deliver mission-critical projects. I pride myself on clear communication, delivering measurable business outcomes, and consistently staying ahead with modern software engineering practices. Let’s discuss how I can help your business achieve exceptional software solutions.