Pedro Gustavo
Senior Frontend Developer with over 10 years of experience in software engineering across iFood, Stone, RD Station, and Pagar.me. Specialist in scalable web applications, micro-frontends, unit/E2E testing, and accessibility — combining engineering rigor with a strong foundation in Web Design and UX/UI.
Technical Skills & Tooling
Framework-agnostic architecture focused on ultra-fast runtimes, end-to-end strict typing, and fault tolerance.
React.js, Next.js & TypeScript
Building mission-critical web applications focused on scalability, strict typing, and browser performance.
Micro-frontends & Design Systems
Modular micro-frontend architecture and reusable component libraries shared across multiple product squads.
Node.js & Full Stack JS
Designing APIs and backend services with Node.js, MVC architecture, authentication, and authorization flows.
Automated Testing & CI/CD
Unit and end-to-end testing to guarantee production reliability, backed by automated CI/CD pipelines.
Accessibility & Web Design
Strong Web Design background combining sharp UX/UI craft with screen reader and assistive technology compliance.
Containers, Cloud & AI
Using Docker in daily development workflows and applying Artificial Intelligence across the software engineering lifecycle.
Career & Experience
Senior Frontend Developer at iFood
Working as a Senior Frontend Developer in the iFood ecosystem, contributing to high-scale web products, performance, and user experience.
Senior Frontend Developer at Stone
Built mission-critical financial web applications with React.js and Next.js (credit, debt renegotiation, and card management). Led the Conta Stone Web Frontend Chapter (900K+ average monthly sessions) and drove critical accessibility improvements.
Senior Frontend Developer at RD Station
Evolved the marketing automation platform with a focus on user autonomy. Built new interfaces on a React.js-based micro-frontend architecture and maintained the core automation workflow.
Frontend Developer at Pagar.me
Developed features in React and Vue.js, built Vue.js component libraries, wrote unit and E2E tests (Mocha, Chai, Cypress), and configured CI/CD pipelines on Azure DevOps.
Frontend Developer at Stone Pagamentos
Built new web applications in Vue.js and React.js and maintained legacy AngularJS (v1.x) applications.
Frontend Developer & Intern at Personare.com.br
Built React.js applications, actively contributed to a shared React component library, crafted responsive emails, and maintained web products using JavaScript, jQuery, HTML, CSS, SASS, and PHP.
Web Designer & Technical Support at DMX Web Solutions & Hostnet Internet
Designed, coded, and deployed end-to-end websites at DMX Web Solutions and provided specialized web hosting technical support (HTML, CSS, JS, PHP) at Hostnet.
Education & Credentials
Universidade Castelo Branco
Associate Degree in Web Design
Escola Técnica do Rio de Janeiro — ETERJ
Technical Degree in Industrial Informatics
Portuguese (Native) • English (Professional Working)
Let's talk about frontend engineering and digital products?
Open to technical connections and sharing insights on web architecture, React, Next.js, micro-frontends, and accessibility.
Based in Rio de Janeiro (UTC-3), with over 10 years building scalable digital products for Brazilian and global markets.
Send a direct message
Usually replies within 24 business hours.
Frequently Asked Questions (FAQ)
What is your primary technical specialty?
Frontend engineering with over 10 years of experience, focused on the JavaScript/TypeScript ecosystem: React.js, Next.js, Node.js, micro-frontend architecture, accessibility (WCAG), and unit/E2E testing.
What kind of companies and environments have you worked in?
I have worked at high-scale, mission-critical companies including iFood, Stone, RD Station, Pagar.me, and Personare.com.br, building on an earlier background in Web Design and technical support.
What sets your approach to building web products apart?
A solid foundation in Web Design combined with strong frontend engineering rigor, chapter leadership, screen-reader accessibility, and high code quality.