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Juan R.

Juan R.

Software Engineering Student | Backend Developer | UML Specialist

​I am a 6th-semester Systems Engineering and Computer Science student at Universidad Javeriana with a passion for building structured and efficient software. I combine strong theoretical foundations with practical experience in modern web technologies. ​Core Languages: Solid foundations in Python and C++. ​Web Technologies: Proficient in HTML5, CSS3, and building modern interfaces using NextJS. ​Backend Expertise: Experienced in building robust, asynchronous APIs with FastAPI, NestJS, and Python. ​Infrastructure & Tools: Knowledge of Docker for containerization, MongoDB for data persistence, and RabbitMQ for task queues. ​Architecture & Design: Proficient in software design and documentation using UML (Class, Sequence, Activity, and Component diagrams). ​Computer Science Foundations: Strong grasp of Object-Oriented Programming (OOP), Data Structures, and algorithmic complexity. ​I am a dedicated and detail-oriented developer, committed to delivering clean, and scalable code. My goal is to help you build high-quality technical solutions while I continue to grow professionally in the tech industry.

🇨🇴Cali, Colombia$15/hr40% JSS5.00 (1)Since Mar 2026

Earnings and projects

MRR
$0

Last 6 months ÷ 6

World#397,537 / 412k
🇨🇴Country#4,541 / 4,578
Revenue, last 30 days
$0
Total earnings
$955

Billed in all: $1k

World#397,537 / 412k
🇨🇴Country#4,541 / 4,578
Per project
$478

$0 in the last 6 months

Projects, last 6 months
1
100% fixed0% hourly
World#128,092 / 412k
🇨🇴Country#1,261 / 4,578
Projects in all
2
50% fixed50% hourly
World#328,886 / 412k
🇨🇴Country#2,673 / 4,578

Earnings, last 30 days

$1kNothing earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$980$1,000$1,020$1,040Oct 8Oct 23Nov 7

Skills