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.

In the industry for many years, I am an expert in Electronics Design, Manufacturing and PCB Layout. Credentials include an AS in Electronics, one patent and an IPC CID+ (Advanced Certified Interface Designer). My experience helps bring a high level of competence to your project or design review. I am available for work in any time zone.