I'm Jefferson Rodrigues
Jefferson David Rodrigues de Souza Software Engineer | Mobile Developer | Full Stack 📍 Pernambuco, Brazil 📧 rodriguesjeff.dev@gmail.com 🔗 GitHub | Medium
Flutter developer passionate about building scalable, high-quality apps. Working with: Flutter 3.x, Dart, Kotlin/Android, Express + Sequelize, GraphQL (Hasura), Dio, Bloc/Provider/MobX, Firebase, SQLite/Hive, digital PDF signatures, custom UI components and API integrations.
- Mobile architecture & clean code
- Debugging native + Flutter hybrid projects
- Performance and UX optimization
- Automated tests with bloc_test and mocktail
- Complex backend logic (service orchestration, scheduling, business rules)
Always learning, always shipping. Code, break, fix, improve — repeat.
- 4+ years of experience building scalable mobile applications with Flutter
- Specialized in public & private sector projects
- Skilled in mentoring and leading technical decisions
- Tech stack: Flutter, Node.js, PHP, Firebase, Clean Architecture
- Fluent: Flutter, OOP, TDD, Firebase, Git, PlayStore, AppStore, Mocktail
- Proficient: Node.js, Clean Code, SOLID, MUI, iOS/Android, CI/CD
- Beginner: SQL, AWS, Spring Boot, Heroku
🔹 Blue Technology (2023 – Present)
- Sole Flutter dev on 3 public sector apps — including SANASA, with offline-first architecture & OpenStreetMap GPS routing.
- Optimized CI/CD with Firebase & SonarQube: 🚀 -90% deploy time, -80% build errors.
🔹 IATec (2023)
- Flutter-based document scanner using the camera, with crop and internal API integration.
🔹 Seventh (2022 – 2023)
- Led rebuild of a legacy app for condo residents + created a White Label-ready architecture.
- Built DGuard Cloud from scratch with Flutter + IoT camera integration.
🔹 Accenture (2021 – 2022)
- Worked on Flua! (Fiat’s app) using TDD, MobX, Provider, Clean Architecture.
- Automated CD with Fastlane + Firebase integration.
📬 Wanna build something amazing or just chat tech? Feel free to email me — I’d love to hear from you!
B.Sc. in Computer and Information Systems Universidade Estácio de Sá (08/2020 – 12/2024)
MBA em Tecnologia da Informação (Pós-graduação Lato Sensu)
Gran Faculdade — Ago/2025 • Jul/2026
Foco em Governança em TI e metodologias ágeis para gestão de projetos.
MBA em Economia e Gestão Empresarial (Pós-graduação Lato Sensu)
Gran Faculdade — Ago/2025 • Jul/2026
Foco em Economia, Finanças e tomada estratégica de decisões.
- Portuguese: Native
- English: Intermediate (B1)