Sergii A.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 5, 2026.

Over 10 years experience in IT. Starting from banking IT department, then huge software company. Participating in successful long-term enterprise level web project for US customer (.Net) Now I am Co-Owner and CTO in mobile development company (Android, iOS, WP). More than 40 of Android smartphones and tablets applications and IPhone/IPad applications were developed under mine direction. Professional team of Android and IPhone developers, UI/UX mobile designers and mobile testers are ready to be technologically managed by me to implement your projects.