Joabson de Souza

Build and maintain mobile application features in a full-time, remote product-engineering role.

Deliver tailored web and mobile applications using React, React Native, TypeScript, and Node.js for e-commerce, streaming, fintech, and enterprise workflows. Own delivery from technical planning through implementation, testing, deployment, and production support, with a focus on scalability and maintainability.

Delivered new product capabilities for Cropwise Protector (Syngenta) using React, React Native, TypeScript, contributing to core agribusiness workflows. Diagnosed and resolved production incidents, improving application stability and performance through targeted bug fixes and performance tuning.

Built engagement features across web and mobile — videos, live streams, and chat — using React, React Native, Redux, Styled Components. Contributed to a product that added approximately 30,000 users and supported more than 500,000 active users.

Led mobile development for WiseUp Online, scaling user base from 65K to 400K while maintaining performance and stability on React Native. Guided and mentored developers, reinforcing code reviews, engineering practices, delivery quality, and team alignment.

Migrated native Android applications from Java to React Native, increasing cross-platform code reuse for enterprise financial and agribusiness products. Developed features for BB Investimentos, BB Plantar, and Agrobot, integrating REST APIs and maintaining legacy and modern mobile codebases.

Managed releases through Google Play Console and App Store Connect and supported critical incident resolution with client-facing technical demos.

Pursued a degree in Information Technology Management at Faculdade Cambury.