Dev

Hi, I'm Hemerson Silva.
Full Stack developer

7+ years turning ideas into reliable, maintainable applications using modern web technologies.

React, NextJS, Typescript, Node and NestJS

Go to projects!

Hemerson Oliveira

Experiencies

2019

iZap Softworks

System Analyst

Jul 2019 — Aug 2023

Developed and maintained websites and web applications, primarily using the company's proprietary PLUS CMS, while contributing to legacy projects, code reviews, and developer onboarding.

React · JavaScript · AngularJS · PHP · React Native · Smarty · jQuery

2023

Current

Paciolan (via Fullstack Labs)

Software Engineer

Aug 2023 — Present

Contributing to the modernization of a legacy back-office system into a microfrontend-based event ticketing platform, working with React, Next.js, GraphQL, and NestJS. Responsible for feature development, complex form validation, automated E2E testing, QA, code reviews, and AI-assisted development workflows using Claude Code and MCP.

React · Next.js · TypeScript · NestJS · GraphQL · Jest · Nightwatch

Projects

Ticket Manager

Ticket Manager

Ticket Manager

Ticket Manager

Ticket Manager

Bill management system for my family's supermarket, designed to improve payment organization and tracking. It includes Google Sign-In, filtering, printing, and data import/export features.

ElectronReactPrismaNodeJS

Move it

Move it

Move it

"Move it" is a Pomodoro app that gives some tasks to be completed after the circle ends.

reactstyled-componentstypescript

30 days CSS

30 days CSS

30 days CSS

"30 days CSS" was a challenge to improve my CSS skills by creating something with this technology every day for 30 days.

CSShtml

My Trips

My Trips

My Trips

This is my site where I put all the places I went, some photos, and things that I enjoyed in those places. I hope you like it.

reactnextjsstyled-componentsgraphqljest

Dermato

Dermato

Dermato

a landing page for a fictional skincare company

reactnexttailwindcsstypescript

Skills

Core

React

TypeScript

Next.js

JavaScript

Frontend

React Native

Tailwind CSS

SassReact Hook FormZodi18n

Backend & APIs

Node.js

NestJS

GraphQLREST APIs

PHP

Architecture & Engineering

MicrofrontendsComponent ArchitectureUnit TestingE2E TestingCode ReviewAPI Integration

AI & Development

Claude CodeMCPAI-Assisted Development

Tools & Workflow

Git

Docker

Figma

JestNightwatch

About me

Who am I?

I'm a dev with 7+ years of experience, totally passionate about technology.

I really like to know how things work, and that's what makes me never stop learning.

In my experience as a dev, I've worked on building and maintaining

website, web applications, and mobile apps, using kind of technologies

as ReactJS, NextJS, React Native, Smarty Template, GraphQL, TailwindCSS, Styled-components, Bootstrap, Sass, JQuery, and others.

A Little bit more.

On My free time, I love making different things like:

👨‍👩‍👧‍👦 Spend Time with my family

🎸 Playing Guitar

✏️ Drawing (Once In a blue moon).

♟️Solving the Rubik Cube / Playing chess.

📖 Reading Books.