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Carlos C.
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Carlos C.

Senior | C# .NET | Umbraco | nopCommerce | AI-Enhanced Development

🖥 Expert-Vetted Talent 📈 Top 1% — pre-screened Talent Managers and experts in their field. ⭐Senior .NET C# Software Engineer ⭐ Back-end development ⭐ Front-end development ⭐ Full-stack development ⭐ Umbraco Certified Master ⭐ nopCommerce Certified Developer ⭐ AI-Enhanced Development Leveraging 20+ years of software development expertise combined with cutting-edge AI tools, including Perplexity for rapid research, GitHub Copilot with Claude Sonnet 4.5 for intelligent code completion, and Claude Opus for complex problem-solving, I deliver production-ready solutions faster without compromising quality. This AI-augmented approach reduces development time by up to 40-55% while maintaining the architectural insight and code quality that only decades of experience can provide. 🤖AI-Assisted Development 🤖GitHub Copilot 🤖Claude AI Integration 🤖Rapid Prototyping 🤖Accelerated Delivery 🗟 Prompt Context Building Best practices and methodologies: 📢Scrum 📢SOLID principles 📢DRY – don't repeat yourself 📢YAGNI – you ain't gonna need it 📢Code Coverage (Unit Testing) 📢Version Control Standards (branches, pull requests, etc.) ‼️ Certifications ‼️ ️🥇 Scrum Developer Certified ️🥇 Scrum Master Certified ️🥇 Scrum Product Owner Certified ️🥇 Umbraco Certified Master ️🥇 nopCommerce Certified Developer Let me know if you have any questions! 🎆

🇧🇷Sorocaba, Brazil$40/hr100% JSS4.94 (32)Since Apr 2013

Earnings and projects

MRR
$342

Last 6 months ÷ 6

World#93,071 / 412k
🇧🇷Country#1,118 / 4,647
Revenue, last 30 days
$741

Last 6 months: $2.1k

World#52,165 / 412k
🇧🇷Country#649 / 4,647
Total earnings
$299k

Billed in all: $305k

World#7,740 / 412k
🇧🇷Country#96 / 4,647
Per project
$5.3k

$1k in the last 6 months

World#32,512 / 412k
🇧🇷Country#424 / 4,647
Projects, last 6 months
2

Across 3 contracts

0% fixed100% hourly
World#88,918 / 412k
🇧🇷Country#908 / 4,647
Projects in all
56

Across 69 contracts

39% fixed61% hourly
World#54,551 / 412k
🇧🇷Country#373 / 4,647

Earnings, last 30 days

$305k+$741 earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$304.0k$304.5k$305.0k$305.5kOct 8Oct 23Nov 7

Skill rankings: Top 18% in Umbraco

Ranked by MRR among everyone on Upwork with the skill.

  1. #24nopCommerce113 freelancers · 🇧🇷 #1Top 21%
  2. #29Umbraco161 freelancers · 🇧🇷 #1Top 18%
  3. #83AI Code Generator269 freelancers · 🇧🇷 #2Top 31%
  4. #650.NET Core3,067 freelancers · 🇧🇷 #10Top 21%
  5. #1,393Ecommerce Website6,126 freelancers · 🇧🇷 #11Top 23%
  6. #1,593C#8,348 freelancers · 🇧🇷 #20Top 19%
  7. #2,474SQL12,903 freelancers · 🇧🇷 #55Top 19%
  8. #3,670TypeScript15,967 freelancers · 🇧🇷 #54Top 23%