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.
Earnings and projects
Last 6 months ÷ 6
Last 6 months: $2.7k
Billed in all: $11,813$12k
$1.3k in the last 6 months
Earnings, last 30 days
Skill rankings: Top 16% in ASP.NET Web API
Ranked by MRR among everyone on Upwork with the skill.
- #237ASP.NET Web API1,447 freelancers · 🇩🇴 #2Top 16%🇩🇴#2 of 3
- #660ClickUp2,407 freelancers · 🇩🇴 #5Top 27%🇩🇴#5 of 14
- #2,949PostgreSQL12,850 freelancers · 🇩🇴 #7Top 23%🇩🇴#7 of 24
- #3,360TypeScript15,967 freelancers · 🇩🇴 #5Top 21%🇩🇴#5 of 15
- #3,564Next.js15,954 freelancers · 🇩🇴 #4Top 22%🇩🇴#4 of 13
- #3,607Figma17,965 freelancers · 🇩🇴 #8Top 20%🇩🇴#8 of 25
- #6,260React33,075 freelancers · 🇩🇴 #9Top 19%🇩🇴#9 of 35
- #6,524Graphic Design37,609 freelancers · 🇩🇴 #13Top 17%🇩🇴#13 of 61