Full Stack Developer

With experienced in TypeScript, React, and PostgreSQL. Skilled in building scalable web applications. Focused on optimizing processes and improving data management.

Leonardo Monge

Why work with me?

Fast Learner

I study and program every day; I am sure I can learn and adapt to any new technology.

AI-Driven Development

Passionate about artificial intelligence, with a focus on continuous learning and the application of the latest technologies.

Problem Solver

Today, knowing how to program is not enough; the key is detecting and solving problems with software development.

Clear Communication

10+ years working as a team, I'm sure it's the best way to work to achieve our goals.

Committed

Committed to the design and development of efficient and scalable software solutions.

Long-Term Vision

In a few years, I see myself as a software architect leading projects, applying the most innovative technologies, and contributing to the company's development.

Experience

Full Stack Developer

Grupo Dipo · 2025 — Present

  • Designed and development of backend and frontend modules using NestJS, Node.js, React, and Vite, participating throughout the software development lifecycle.
  • Contributing to the design relational databases with PostgreSQL and Prisma ORM, developing RESTful APIs and integrating backend services with frontend applications.
  • Collaborating on the CI/CD pipeline implementation using GitHub Actions and deployed applications to cloud platforms including Microsoft Azure and Railway.
  • Implementing authentication and authorization using JWT and Role-Based Access Control (RBAC) to ensure secure access to applications.
  • Developing and maintaining unit and integration tests using Jest to improve application quality and reliability.
  • Building scalable and maintainable applications by applying clean code principles, modular architecture, and best software development practices.
  • Assisting in the support and maintenance for existing applications, including bug fixes, feature enhancements, updates, and performance optimization.
  • Collaborating with IT support activities, including software and hardware troubleshooting.

Administrative Assistant

Grupo Dipo · 2022 — 2025

  • Coordination of operational processes and administrative workflows.
  • Collaboration with other departments in data analysis and report preparation for decision-making.

Work Projects

Digital Tickets

  • Developed full-stack applications to digitize internal business processes.
  • Design of relational databases with PostgreSQL and Prisma ORM.
  • Development of REST APIs with NestJS, including JWT authentication and role-based access control (RBAC).
  • Implementation of automated testing with Jest (unit and integration tests).
  • Deployment to Microsoft Azure (App Service, Static Web Apps, PostgreSQL) with CI/CD using GitHub Actions.
screenshot 1

Developed a comprehensive application to automate and digitize the purchase review process, replacing manual workflows and improving operational efficiency. The solution was packaged in Docker containers and deployed on Microsoft Azure, providing a scalable, secure, and easily maintainable cloud environment.

React Typescript PostgreSQL NestJS Microsoft Azure Docker GitHub Actions Jest

Digital logBook

  • Developed a full-stack web application to digitize employee leave management
  • Implemented JWT authentication and role-based access control (RBAC)
  • Built RESTful APIs for request management, approval workflows, and data handling
  • Implementation of automated testing using Jest and Selenium, including unit testing, to validate application functionality and improve software reliability.
  • Improved workflow efficiency by reducing manual processes
screenshot 1

Development of applications to digitize and improve the manual process of managing and reviewing employee permissions.

React PostgreSQL NestJS Typescript Postman Vite Cloudinary Tailwind Railway Selenium

Professional Projects

Personal Web Site

Created to showcase my personal and professional information.

This personal portfolio contains my personal and professional information, as well as personal and work-related projects—both past and ongoing—intended to showcase my experience and skills.

Javascript HTML CSS

Vantek Systems (Business Software Solutions Platform | 2026 – Present):

Contributed to the development and maintenance of business web applications by implementing new modules, feature enhancements, bug fixes, and code optimizations.

JavaScript Angular Microsoft Azure Tailwind

Education

Fidelitas University

2021 — Present

  • Systems Engineering (in progress)
  • Industrial Engineering Studies 2017-2021

DEVLIVE ACADEMY (Software Development)

January 2025 — December 2025

Full stack software development course, comprehensive training focused on agile methodologies and OOP. Centered on web application development, covering: frontend, backend, networking, testing, and cloud services.

Web Development Course

2024

Personalized course in HTML, CSS and basic Javascript, learning basic and necessary concepts for understanding the languages

Universidad Juan Pablo II

English B1–B2 Certificate

Skills

Languages

  • -JavaScript
  • -Java
  • -HTML5
  • -CSS
  • -TypeScript

Frameworks

  • -React
  • -Node.js
  • -NestJS
  • -Tailwind CSS
  • -PrismaORM
  • -Jest,SuperTest,Selenium

Databases

  • -PostgreSQL

Cloud & DevOps

  • -Microsoft Azure
  • -Docker
  • -GitHub Actions
  • -Railway

Tools

  • -Git & GitHub
  • -Postman
  • -JIRA
  • -VSCode
  • -Azure CLI
  • -Vite
  • -Prompt engineering for development (Claude ai)