Sergey S.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 Oct 17, 2026.

Information System design development and consulting. AI research and development projects. End to end development of IT systems with in-house team. Product development leadership. Team augmentation leadership. Work on projects in such fields as Computer Vision, Signal Processing, Mathematical Optimization IoT, Distributed computing and WEB in such domains as Healthcare, Robotics and Autonomous Vehicles, Intelligent Transportation Systems, Manufacturing. Scientific research in the field of automated ECG analysis.