Mark C.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.

Years of experience in Electronics Assembly of Car audio and automotive electronics systems including Surface Mount Technology process analysis, improvements and formulation of preventive and corrective countermeasure and related activities. Handles and supervises Subcontractors for products quality. Years of experience in teaching Electronics and electrical Engineering major subjects subjects and Industrial Automation Design. Knowledge in Feedback control systems using PID control algorithm, Data Science, Machine Learning, Deep Learning with computer vision applications and Python programming and Integrated circuit Design