Mark 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.

Software Developer

Seeks to solve challenging problems with elegant and robust solutions. 25+ years professional software development experience. Real world experience delivering quality software to large user bases (Windows/XBox/Smartphone). Experienced in C/C++ on Windows, Linux, Embedded Linux, iOS, Android as well as embedded DSP.

🇺🇸Lehi, United States$33/hr100% JSS4.71 (2)Since Aug 2012

Earnings and projects

MRR (estimate)

≈ $0≈$0

An estimate from an earlier read

#275,749 / 412,022 / 412k

🇺🇸#43,121 / 62,087 / 62.1k

Revenue, last 30 days

$0$0

Total earnings

$3,911$3.9k

Billed in all: $4,346$4.3k

#275,749 / 412,022 / 412k

🇺🇸#43,121 / 62,087 / 62.1k

Per project

$1,304$1.3k

Projects, last 6 months

#209,850 / 412,022 / 412k

🇺🇸#27,405 / 62,087 / 62.1k

Projects in all

Across 5 contracts

20% fixed80% hourly

#304,140 / 412,022 / 412k

🇺🇸#44,018 / 62,087 / 62.1k

$4.3kNothing earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch

No data since Nov 5, 2026.

Skills

SQLite C C#C++Objective-C Java Windows App Development Microsoft Component Object Model Image Processing Embedded System Assembly Language Embedded C Embedded Linux iOS Android NDK

Mark 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.

Earnings and projects

Earnings, last 30 days

Skills