Personal details

Juan R. - Remote full-stack developer

Juan R.

Full Stack Developer
Based in: 🇨🇴 Colombia
Timezone: Bogota (UTC-5)

About

I’m a Software Engineer looking for a FullStack role (front focused). I hold a BS degree in computer science and a graduate degree in software development. I can manage to work 100% remotely on team-based projects or self-managed. Experience in agile methodologies (Scrum, SAFe).

Work Experience

Senior Fullstack Engineer - Tech Lead
New Fire | Feb 2025 - Present
SQL
API
React
Leadership
JavaScript
AWS DynamoDB
.NET
Security Optimizations
AI
Claude
Copilot workspace
Aws secret manager

· Drive security remediation efforts, addressing vulnerabilities reported by GitHub and strengthening application resilience.

· Oversee and guide legacy application migrations, modernizing systems to align with current architecture and business needs.

· Provide technical leadership and mentorship to a team of 3 developers, fostering growth and collaboration.

· Act as a bridge between engineering and business stakeholders, translating requirements into actionable technical strategies.

· Developed API endpoints using .NET 9

· Led database migration from DynamoDB to Aurora MySQL, including schema redesign and development of a migration script for over 100K records. The script executed in under 15–20 minutes, minimizing production downtime and ensuring a smooth transition.

· Developed new functionalities, enhancements, and performance improvements for .NET Framework Apps

· Developed new functionalities for React Applications

· Technologies: .NET Framework 4.x, .NET Core 9, TypeScript, React JS, Node JS, RabbitMQ, AWS, Angular

Full Stack Engineer
10 Pearls | Jul 2022 - Feb 2025
C#
API
Azure
Nunit
TypeScript
React
Microservices
.NET Core
.NET

· Developed API endpoints using .NET 5-6-8-9

· Developed new end-to-end features for MVC applications.

· Developed new functionalities, enhancements, and performance improvements.

· Content generation using Azure OpenAI.

Education

EAFIT University
Master's degree・Software Development Specialist
Jul 2013 - Dec 2014
Universidad of Medellin
Bachelor's degree・Systems Engineering
Aug 2006 - Aug 2012