Jhonatas Barros
Mobile Tech Lead at Hand Talk
Pernambuco, Brazil
Summary
👤
Senior🎓
Top SchoolJhonatas Barros is a Mobile Tech Lead from Pernambuco, Brazil with 8 years of experience building scalable React Native and web applications and over five years focused specifically on mobile. He has led teams of up to five engineers, defined KPIs/OKRs, and established end-to-end technical design and release pipelines for iOS and Android using TDD and detailed technical documentation. His work includes high-impact products: a healthcare platform serving 300k monthly patients, an offline-first community health app recording 25k monthly visits, and a white-label banking app used across 20+ clients. Comfortable across React, TypeScript, Node.js and SQLite, he pairs hands-on implementation with mentorship, one-on-ones, and process ownership. He also builds freelance projects and mentors developers, bringing a pragmatic focus on delivery consistency and developer experience.
8 years of coding experience
5 years of employment as a software developer
Postgraduate Degree, Mobile Development, Postgraduate Degree, Mobile Development at Faculdade LíbanoTechnology in Internet Systems, Information Technology, Technology in Internet Systems, Information Technology at Instituto Federal de Educação, Ciência e Tecnologia
Github Skills (47)
git10
javascript10
ios10
react-native10
github10
expo10
open-source10
typescript10
android10
frontend10
react10
projeto9
mobile9
campus9
web-framework9
Programming languages (6)
Github contributions (5)
Murielson/Front-Extensao
Oct 2018 - Apr 2019
Contributions:19 commits, 27 pushes, 1 branch in 6 months
JRBARROZ/jrbarroz
Mar 2021 - Dec 2025
Contributions:28 pushes, 1 branch in 4 years 9 months
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