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Jean Carlos O.
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Jean Carlos O.

FullStack Developer | Next.js | ASP.NET Core | .NET | IT Support

Software Engineering student and Full-Stack Web Developer specialized in the JavaScript/TypeScript ecosystem, with experience building modern applications using Next.js, React, TypeScript, Node.js, and both relational and NoSQL databases. Experienced in user interface development, REST API development, authentication and authorization, state management, data validation, and database integration. Currently continuing my training in C#, .NET, and ASP.NET Core Web API, with a focus on software development best practices, application architecture, and building maintainable and scalable backend services. I also have more than four years of professional experience in technical support and IT infrastructure, combining software development skills with troubleshooting, systems administration, and end-user support.

🇩🇴Santo Domingo Este, Dominican Republic$25/hr100% JSS5.00 (6)Since Jul 2023

Earnings and projects

MRR
$445

Last 6 months ÷ 6

World#82,602 / 412k
🇩🇴Country#419 / 1,225
Revenue, last 30 days
$485

Last 6 months: $2.7k

World#64,010 / 412k
🇩🇴Country#325 / 1,225
Total earnings
$11k

Billed in all: $12k

World#188,787 / 412k
🇩🇴Country#632 / 1,225
Per project
$1.4k

$1.3k in the last 6 months

World#101,058 / 412k
🇩🇴Country#393 / 1,225
Projects, last 6 months
2
100% fixed0% hourly
World#88,921 / 412k
🇩🇴Country#188 / 1,225
Projects in all
8
100% fixed0% hourly
World#223,562 / 412k
🇩🇴Country#325 / 1,225

Earnings, last 30 days

$11.8k+$485 earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$11,250$11,500$11,750$12,000Oct 9Oct 24Nov 8

Skill rankings: Top 16% in ASP.NET Web API

Ranked by MRR among everyone on Upwork with the skill.

  1. #237ASP.NET Web API1,447 freelancers · 🇩🇴 #2Top 16%
  2. #660ClickUp2,407 freelancers · 🇩🇴 #5Top 27%
  3. #2,949PostgreSQL12,850 freelancers · 🇩🇴 #7Top 23%
  4. #3,360TypeScript15,967 freelancers · 🇩🇴 #5Top 21%
  5. #3,564Next.js15,954 freelancers · 🇩🇴 #4Top 22%
  6. #3,607Figma17,965 freelancers · 🇩🇴 #8Top 20%
  7. #6,260React33,075 freelancers · 🇩🇴 #9Top 19%
  8. #6,524Graphic Design37,609 freelancers · 🇩🇴 #13Top 17%