William Vargas

Backend Developer | Full-Stack Capabilities

Building robust systems with elegant interfaces

Email WhatsApp LinkedIn GitHub
Resume resume-icon ES resume-icon EN

First solve the problem, then write the code

About Me

I architect high-performance backend solutions, while crafting intuitive UIs with my dual expertise in RESTful APIs and modern frontend development allows me to bridge the gap between system reliability and user experience

Currently expanding my toolkit for serverless architectures and optimizing full-stack workflows. Passionate about clean code, scalable databases, and responsive interfaces that work together seamlessly

Skills

Express
PostgreSQL
Tailwind CSS
Django
React
JavaScript
TypeScript
Node.js
Next.js
Firebase
Docker

Experiences

PostgreSQL Synchronization System
Bidirectional (master-master) synchronization for two PostgreSQL databases with identical schemas. Ideal for databases on separate servers.
PYTHONPOSTGRESQL
Web Inventory System
A NextJS-based web system integrated with an ERP database, enabling management of clients, products, and inventory operations. Key features include serial number tracking and individual item traceability for enhanced control
TYPESCRIPTTAILWINDCSSNEXTJSPRISMA-ORMPOSTGRESQL
Parking Management System
Web-based parking management system for tracking entries, exits, currencies, and daily reports. Enables efficient vehicle (car/motorcycle) monitoring and streamlined ingress/egress control
JAVASCRIPTNODEJSREACTJSEXPRESSJSPOSTGRESQL
ERP Reporting API
API for managing diverse reports—from quarterly or bimonthly sales reports to fully customizable product listings—connected to a PostgreSQL database within an ERP system
PYTHONFASTAPIPOSTGRESQL