Senior Front-end Engineer
Front-end Engineer
Available for hire
Years of
experience
7+ years
Experience
level
Senior
Available from
01 Oct 2026
Senior Frontend Developer with nearly 7 years of experience specializing in React, Angular, and Microfrontends, leveraging TypeScript and JavaScript to build scalable, high-performance solutions. Integrated with major platforms including Amazon, Google, Walmart, and TikTok, while developing internal AI tools that boosted productivity and code quality. Spearheaded the migration of Jenkins pipelines to GitHub Actions and led the development of a digital certification project utilizing facial biometrics. With hands-on experience developing RESTful APIs and CRUD endpoints, I also bring backend knowledge that allows me to work across the full development lifecycle.
Skills
Languages
Employment History
Senior Frontend Developer at Mercado Livre at
Mercado livre
Current
2024
-
Now
Managed the core infrastructure supporting 130+ microfrontends and services across the
Mercado Livre ecosystem, and engineered 30+ microfrontend applications tailored to
specific backend services, driving greater modularity, scalability, and team autonomy.
Developed and launched a shared component library, standardizing UI elements and
reducing new service development time from 1 week to 1 day, showcasing Component
library development expertise.
Led the adoption of AI-assisted development workflows using tools such as Cursor,
Windsurf, Claude, and Codex. Designed custom AI skills and standardized workflows to
automate repetitive tasks.
Developed RESTful APIs, CRUD and configs with Node.js.
Senior Frontend Developer, Quartile — New York at
Quartile
2023
-
2024
Produced a comprehensive product management portal using Angular, centralizing
management of products, ads, campaigns, and marketplaces.
Engineered robust integrations with Amazon, Google, Walmart, TikTok, and DSP platforms,
facilitating seamless data.
Spearheaded the integration of AI agents into frontend workflows, automating tasks and
improving user experience within the product portal.
Deployed internal AI tools to boost developer productivity, increasing development velocity
by 50% through AI-powered automation of repetitive coding tasks.
Developed RESTful APIs, CRUD with Python.
Technologies: Angular, microfrontends, Python.
Senior Frontend Developer at CWI Software at
CWI SOFTWARE
2019
-
2023
VIA Marketplace Platform squad, with the main deliverables:
December 2019 — July 2023
Architected and implemented a Microfrontend architecture, transforming a monolith to
12 independent microapplications orchestrated by a root application using Single-spa.
Launched a second microfrontend architecture enabling independent microapplication
creation and insertion into any JS application via Module Federation.
Migrated CI/CD pipeline from Jenkins to GitHub Actions, reducing execution time from 2
hours to 8 minutes, demonstrating Quantifiable performance improvements.
Directed a shared component library of 40+ modularized Web Components with unit
tests and Storybook integration, maintaining design patterns and demonstrating Design
system leadership.
Enhanced marketplace login experience by integrating and customizing Azure AD B2C
with custom policies, transforming user authentication.
Developed RESTful APIs, CRUD with Java spring boot
Technologies: Angular, React, microfrontends, JQuery.
Realize (Renner) Business Experience Squad: In a microfrontend with React, using React
hooks and redux to develop user receivables anticipation forms and respective module in
the marketplace.
Technologies: React, microfrontends.
Riachuelo Apportionment Squad: First professional project, led 100% of the frontend
development for the Riachuelo Apportionment application, creating and updating
promotions, showcases, and events, and generating XML data spreadsheets.
Technologies: Angular
Education
Bachelor of Computer Science at
Ulbra
2018
-
2023