Lazar R.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 Apr 29, 2026.

🔹 Experienced Full-Stack Developer with a strong background in building modern, scalable web applications using .NET Core, C#, Angular, React, and SQL Server. I specialize in creating clean, maintainable, and secure APIs for complex business needs, and crafting dynamic user interfaces that deliver a seamless user experience. My backend expertise includes RESTful API development, database design and optimization, as well as cloud deployment (Azure). On the frontend side, I’ve worked extensively with Angular and React to deliver responsive, user-friendly web applications. In addition to full-stack development, I’m highly skilled in Python for data processing tasks such as automation, data cleaning, and integrating large datasets into SQL databases. 💡 What I offer: - Full-stack web application development (.NET Core + Angular/React) - API design and implementation with security best practices - SQL Server development, performance tuning, stored procedures - Data processing and automation using Python - Troubleshooting and improving existing codebases - Transparent communication, fast turnaround, and high-quality delivery If you're looking for a reliable and versatile developer who can take your idea from concept to production, let's connect!