Welcome to my portfolio

Hi, I'm Jagler Velasquez

Software Engineer

Passionate software engineer with expertise in full-stack development, specializing in Java Spring Boot and modern web technologies. I transform ideas into scalable, efficient solutions.

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About Me

Get to know me better

PERSONAL INFORMATION

Name: Jagler David Velasquez

Location: Medellín, Antioquia

Email: jaglervel97@gmail.com

Phone: +57 310 491 2557

Specialty: Backend & Frontend

Status: Available

Years of
Experience

15+

Completed
Projects

10+

Technologies
Mastered

100%

Commitment

My Education

Systems Engineering

Universidad de Antioquia

2018 - 2025

Comprehensive training in software development, information systems and software architecture. Specialization in modern web technologies, databases, artificial intelligence, data science, and agile development methodologies

Professional Certifications

Online Platforms

2020 - Present

Certifications in Spring Boot, React, Node.js, and full-stack development technologies. Continuous learning in microservices architectures and cloud development.

My Experience

Professional journey and achievements

Jun 2024 - Dec 2024

Software Engineering Intern

Bancolombia S.A.

Developed and implemented a payment reporting module for fiduciary businesses, improving payment control. Provided technical support for fiduciary business applications, effectively resolving technical incidents. Integrated technologies like Java Spring Boot, Angular, PostgreSQL, HTML and CSS.

May 2022 - Dec 2022

Java Project Engineer

American Smart Systems & Networks

Developed new projects and fixed bugs in existing systems, ensuring stability. Participated in analysis meetings, providing technical solutions and validating requirements. Designed technological solutions aligned with client objectives. Managed SQL Server databases and worked with JBoss and WildFly servers.

My Skills

Technologies and tools I work with

Backend Development

Java Spring Boot Python Node.js REST APIs Microservices

Frontend Development

Angular React JavaScript TypeScript HTML5 CSS3 Sass

Database & Tools

PostgreSQL SQL Server MongoDB Git Docker AWS DevOps

My Projects

Recent work and contributions

Analysis and Prediction of Vegetation Cover in Antioquia Using Sentinel-2 Satellite Images

Machine learning project for analyzing satellite imagery to predict vegetation coverage patterns in Antioquia using Sentinel-2 data with advanced geospatial analysis techniques.

Python PyTorch Sklearn FastAPI Docker Sentinel-2 Google Earth Engine

Bancolombia Account Registration API

RESTful API system for Bancolombia bank account registration process with secure authentication, data validation, and comprehensive account management capabilities for financial services infrastructure.

Java Spring Boot Angular TypeScript SQL Server JavaScript

Student Dropout Prediction

Machine learning system for early identification of university students at risk of academic abandonment using socioeconomic and performance data. Compared multiple class balancing techniques and algorithms, prioritizing sensitivity to minimize false negatives in dropout detection.

Python Pandas Scikit-learn SMOTE Grid Search Cross Validation

Contact Me

Let's work together on your next project

Let's Connect

I'm always interested in hearing about new opportunities, challenging projects, and innovative ideas. Whether you have a question or just want to say hi, feel free to reach out!

Email

jaglervel97@gmail.com

Phone

+57 310 491 2557

Location

Medellín, Antioquia, Colombia