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Romulo Valentim

@romulovalentim

Full Stack Engineer at Fully Ecosystem who redesigned authentication to improve speed by 40% and builds health and wellness apps.

Brazil

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At Fully Ecosystem, I redesigned the authentication system with ForgeRock, improving authentication speed by 40%. I also integrated the app with Samsung Health, Apple Health, and Health Connect to sync user data across platforms.

At DNA Center, I built a real-time queue system that reduced patient wait times by 50%, and created the company's Design System with documentation in Storybook and Figma. I also automated clinical report generation at AvaliarMe and developed Lumen, a mobile microlearning app.

Experience

Work history, roles, and key accomplishments

Full Stack Engineer

Fully Ecosystem

Jun 2025 - Jul 2026 (1 year 1 month)

Improved authentication speed by 40% by redesigning the authentication system with ForgeRock. Drove engagement via a coin-based weekly rewards system and integrated the app with Samsung Health, Apple Health, and Health Connect.

ForgeRock Next.js React NodeJS Firebase Samsung Health Apple Health App HealthConnect Jira Confluence Scrum

Full Stack Engineer (Freelancer)

AvaliarMe

Feb 2023 - Jun 2025 (2 years 4 months)

Automated report generation in clinical dashboards, cutting monthly report creation from roughly 2 hours to a single-click download. Automated ~200 monthly notifications via WhatsApp Business API.

React NodeJS WhatsApp Business API Automation Dashboarding

Full Stack Engineer

DNA Center

Apr 2022 - Jun 2025 (3 years 2 months)

Reduced patient wait times by 50% by building a real-time queue system using Firebase Firestore. Led technical direction, created a company-wide Design System, and automated workflows across insurance providers.

Firebase Firestore Storybook Figma Jest GitHub Actions CI CD Scrum Kanban NodeJS React

Education

Degrees, certifications, and relevant coursework

Instituto Federal de Educação, Ciência e Tecnologia do Rio Grande do Norte (IFRN)

Bachelor's Degree, Systems Analysis and Development

2017 - 2023

Activities and societies: Relevant coursework: Object-Oriented Programming, Database I & II, Web Development, Software Testing, Distributed Systems, and a 1.5-year applied group project sequence (PDS I, II, III).

Bachelor's Degree in Systems Analysis and Development. Capstone project involved a document digitization and management system for medical records, presented before an academic committee.