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John S.
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John S.

fullstack / vb, c# .net / javascript / python / java / claude.ai

I'm a full-stack developer with a deep and diverse mix of experience including VB, C#, Python, Java, and JavaScript. I am an expert at building streamlined applications and integrating systems using well-designed APIs. As a full-stack developer, I'm adept at intuitive front-end and complex back-end architectures. My solutions are both solid and scalable and I thrive on improving workflows, solving measurable business problems and delivering user-friendly work that is both manageable and sturdy in the long term.

🇺🇸Chicago, United States$70/hr100% JSS5.00 (5)Since Dec 2025

Earnings and projects

MRR
$452

Last 6 months ÷ 6

World#82,045 / 412k
🇺🇸Country#12,101 / 62.1k
Revenue, last 30 days
$0

Last 6 months: $2.7k

Total earnings
$8.5k

Billed in all: $9k

World#209,999 / 412k
🇺🇸Country#33,477 / 62.1k
Per project
$1.1k

$542 in the last 6 months

World#119,494 / 412k
🇺🇸Country#20,372 / 62.1k
Projects, last 6 months
5
20% fixed80% hourly
World#41,746 / 412k
🇺🇸Country#5,872 / 62.1k
Projects in all
8
38% fixed62% hourly
World#223,560 / 412k
🇺🇸Country#31,849 / 62.1k

Earnings, last 30 days

$9kNothing earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$8.8k$8.9k$9.0k$9.1kOct 8Oct 23Nov 7

Skill rankings: Top 14% in Java

Ranked by MRR among everyone on Upwork with the skill.

  1. #29DevExpress181 freelancers · 🇺🇸 #2Top 16%
  2. #104Visual Basic703 freelancers · 🇺🇸 #17Top 15%
  3. #106Oracle490 freelancers · 🇺🇸 #19Top 22%
  4. #415ASP.NET Core2,272 freelancers · 🇺🇸 #30Top 18%
  5. #996Django5,931 freelancers · 🇺🇸 #94Top 17%
  6. #1,081Angular6,816 freelancers · 🇺🇸 #81Top 16%
  7. #1,190Java8,313 freelancers · 🇺🇸 #116Top 14%
  8. #1,452C#8,348 freelancers · 🇺🇸 #204Top 17%