Hipolyto O.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.

Mobile App Developer Xamarin Certified Professional I`m an expert in Xamarin, Objective-C,, c#, HTML, JavaScript, JQuery, ASP.NET, Transact-SQL and Java. Some of my strengths and skills are outstanding persistence, empathy, administration, planning, and problem solving. I`m most engaged when presented a challenge that he can reach a personal best. I`m a certified Microsoft Certified Technology Specialist (MCTS), and i taught programming to college graduates. In my spare time, i like enjoy reading, running on the beach and spending quality time with his family.