Leon H.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 thirty years of IT experience in Windows and Linux application and web development. Current specialties include data wrangling and parsing (CSV, JSON, YAML, SQL, etc), custom report generation, batch image processing, cross platform programming with C++/wxWidgets, scripting in tcl and bash, and custom web based solution in both PHP and embedded C++ applications.