Mariusz J.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

Django / Java / JavaScript / XPages Developer Public repositories: https://github.com/mariusj/ http://www.openntf.org/Internal/home.nsf/profile.xsp?name=Mariusz%20Jakubowski

🇵🇱Brwinów, Poland$50/hr100% JSS5.00 (4)Since Mar 2012

Earnings and projects

MRR (estimate)

≈ $0≈$0

An estimate from an earlier read

#76,313 / 412,022 / 412k

🇵🇱#772 / 2,852 / 2,852

Revenue, last 30 days

$0$0

Total earnings

$49,871$50k

Billed in all: $51,030$51k

#76,313 / 412,022 / 412k

🇵🇱#772 / 2,852 / 2,852

Per project

$4,987$5k

Projects, last 6 months

#209,850 / 412,022 / 412k

🇵🇱#1,392 / 2,852 / 2,852

Projects in all

Across 11 contracts

36% fixed64% hourly

#201,797 / 412,022 / 412k

🇵🇱#1,494 / 2,852 / 2,852

$51kNothing 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

Java Python Django SQL XML HCL Domino JavaScript Dojo Vue.js HCL Notes

Mariusz J.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