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JavierparraDev/README.md

πŸ‘‹ Hi, I'm Javier Parra

Software Engineer | Backend & Full Stack Developer

Building scalable web applications, automating business processes and modernizing legacy systems β€” focused on measurable outcomes.

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πŸ‘¨β€πŸ’» About Me

I'm a Software Engineer based in BogotΓ‘, Colombia, with professional experience in Backend and Full Stack development, legacy system modernization, process automation, REST APIs, web applications, and e-commerce solutions.

I've worked with Laravel, PHP, Python, React, Angular, SQL, Shopify, and n8n, participating across the entire software lifecycle: requirements analysis, development, technical documentation, testing, deployment, and maintenance.

Currently open to opportunities as a Backend Developer Junior or Full Stack Developer Junior β€” including remote work and relocation.


πŸ› οΈ Tech Stack

Backend

Laravel PHP Python REST API MVC Clean Code

Frontend

React Angular JavaScript TypeScript HTML CSS Tailwind CSS

Databases

MySQL PostgreSQL MongoDB SQL

DevOps & Tools

Git GitHub Linux Docker Postman n8n Figma

Platforms & Methodologies

Shopify WooCommerce Scrum Agile Git Flow



πŸš€ Featured Projects

🦾 AI Eye Analysis β€” Computer vision & Deep Learning Β· Featured

Problem: Manual review of ocular images was time-consuming, prone to human error, and did not scale to the volume of medical cases.

Solution: Built a computer vision system using YOLO and Deep Learning models trained on over 50,000 images, with an integration API for real-time analysis.

My role: Software Engineer responsible for model training, integration API development, and deployment of the analysis system.

Impact:

  • βœ… Real-time analysis
  • βœ… 50K+ images processed
  • βœ… Medical diagnosis support
  • βœ… AI-based system

Stack: Python Β· Deep Learning Β· YOLO Β· REST API

βš™οΈ Business Automation System β€” Laravel & REST APIs Β· In production

Problem: Internal processes required more automation, centralized information, and tools to support business management.

Solution: Developed web applications and services to automate processes, integrate REST APIs, and facilitate business information management.

My role: Full Stack Developer responsible for development, service integration, documentation, and deployment.

Impact:

  • βœ… Automation of internal processes
  • βœ… REST API integrations
  • βœ… Solutions focused on maintainability and scalability

Stack: Laravel Β· PHP Β· REST APIs

πŸ›’ E-commerce Store Development & Optimization β€” Shopify & WooCommerce Β· In production

Problem: Online stores required improvements in user experience, performance, structure, and search visibility.

Solution: Customized stores, optimized technical SEO and Core Web Vitals, improved performance, and configured solutions based on business needs.

My role: Full Stack Developer responsible for development, customization, optimization, and direct client communication.

Impact:

  • βœ… Improved web performance
  • βœ… Technical SEO and Core Web Vitals improvements
  • βœ… Development and optimization of e-commerce platforms

Stack: Shopify Β· WooCommerce Β· Liquid Β· Tailwind CSS

🎫 USCO Digiturno β€” Queue management system Β· Completed

Problem: The service and registration process required better organization and traceability to control user flow and support administrative management.

Solution: Implemented a queue management system to organize service, register users, and generate statistical information on user flow and staff attendance.

My role: University Intern involved in requirements analysis, system development, reporting, and institutional information management.

Impact:

  • βœ… Improved organization of user flow
  • βœ… Greater traceability of entry and attendance
  • βœ… Statistical reports to support management

Stack: PHP Β· MySQL Β· JavaScript Β· SQL


πŸ“š Education

Degree Institution Year
Software Engineer Universidad Surcolombiana Graduated, 2026

πŸ“œ Certifications

  • βœ… Software Development Quality β€” SENA
  • βœ… Software Testing Management β€” SENA
  • βœ… Web Development with PHP β€” SENA
  • βœ… Git & GitHub β€” Udemy
  • βœ… Scrum β€” CertiOne Certification
  • βœ… Scrum β€” SCRUMstudy
  • βœ… HTML, CSS & JavaScript β€” Coursera
  • βœ… Python Essentials β€” Cisco

🌎 Languages

  • πŸ‡ͺπŸ‡Έ Spanish β€” Native
  • πŸ‡¬πŸ‡§ English β€” A2 (technical reading)

πŸ“ˆ GitHub Stats

GitHub Streak


🎯 Currently

  • Building portfolio projects
  • Learning Software Architecture
  • Improving Docker & DevOps skills
  • Exploring AI-assisted development
  • Looking for Backend / Full Stack opportunities

πŸ”­ Open to Work

I'm currently looking for opportunities as:

  • Backend Developer (Junior)
  • Full Stack Developer (Junior)
  • Software Engineer

Remote β€’ Hybrid β€’ On-site (Colombia) β€’ International Remote


πŸ“« Connect with me


Building software that solves real problems. β˜•

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