Cesar Leon

Frontend Developer

Cesar Leon

React · Next.js · TypeScript

Táchira, Venezuela · Remote only

About Me

Frontend Developer with approximately 3 years of experience, primarily focused on React and modern web development.

I build production interfaces, administrative platforms, e-commerce applications and interactive web applications, with experience in authentication, state management, component architecture and responsive UI.

Currently deepening my skills in Next.js, TypeScript, SQL and Tailwind CSS, while maintaining practical full-stack experience with Node.js, Express.js and MySQL.


Experience

Frontend Developer

DigitalBooting · Ruba Project

Nov 2025 – Present

Built and shipped 4 production landing pages for Ruba, a major residential real estate developer in Mexico, using React and Gatsby.

  • Translated Figma designs into responsive production interfaces using reusable React components.
  • Integrated structured content and JSON-based Schema.org data.
  • Organized location data for an existing interactive map covering schools, supermarkets, entertainment, churches and other locations.
  • Worked with Git/GitLab, pull requests, code reviews and Scrum.

Full-Stack Web Developer

Freelance · DonKampo

Nov 2024 – Feb 2025

Contributed to an e-commerce and distribution platform using React, Vite, Node.js, Express.js and MySQL.

  • Implemented authentication, role-based access, product management, cart, checkout and order tracking.
  • Built administrative functionality for product CRUD, reporting and bulk product management.
  • Implemented an Excel-based workflow that reduced product-management time by approximately 60%.
  • Contributed to JWT authentication, backend functionality and PWA capabilities.
Case Study →

Web Developer

Iglesia Maranatha San Cristóbal

2026 – Present

Co-developed a website using Next.js and TypeScript. The MVP landing page is live and the project is being expanded into a CMS/admin platform.

  • Content creation and editing.
  • Duplication and deletion.
  • Active/inactive states.
  • Advanced filtering.
GitHub →

Projects

PERSONAL PROJECT 2026

World Flags

Learning application based on spaced repetition, featuring authentication, synchronized progress, practice and competitive modes, timed gameplay and user statistics.

Astro React TypeScript Redux Toolkit Supabase Tailwind
View project →
PERSONAL PROJECT 2024–2025

Bicket

SaaS prototype for ticket management with authentication, onboarding, private dashboard, CRUD functionality, pricing and demo sections.

React Sass Vercel
View project →

Tech Stack

Frontend

React · Next.js · Astro

Languages

JavaScript · TypeScript

UI

CSS · Sass · Tailwind · MUI · Framer Motion

State

Redux · Redux Toolkit · Context API

Backend

Node.js · Express · MySQL · JWT

Data

Supabase · Firebase

Tools

Git · GitHub · GitLab · Figma · Vercel

Practices

Scrum · CI/CD · Code Reviews


Education

React — The Complete Guide Udemy · Feb 2026 – Apr 2026
Understanding TypeScript Udemy · Apr 2026
Full-Stack Web Development Bootcamp Udemy · Oct 2024 – Nov 2024

AVAILABLE FOR REMOTE OPPORTUNITIES

Let’s build something useful.

React · Next.js · TypeScript

Get in touch