Ariel Betti
Senior Software Engineer at ExpressoTS
São Paulo, Brazil
Summary
🤩
Rockstar🎓
Top SchoolAriel Betti is a Senior Software Engineer based in São Paulo with 7 years of experience building scalable, secure, and high-performance web platforms. He specializes in modern front-end architectures and microfrontends using React, Next.js, TypeScript, Tailwind and Zustand, while also delivering full-stack solutions with NestJS, Supabase and PostgreSQL. At XP Inc. he architected React microfrontends serving millions of users, cut CI/CD test times by 91%, and created a design system adopted company-wide—evidence of his focus on developer experience and long-term maintainability. He contributes to open-source projects like ExpressoTS, advocating SOLID principles and modular backend patterns for global teams. Ariel mentors developers, bridges design and engineering, and pursues emerging tech such as blockchain and AI-powered chatbots—skills rooted in early work integrating IBM Watson across enterprise clients. Practical, methodical, and curious, he combines hands-on coding with architectural leadership to deliver reliable products at scale.
8 years of coding experience
10 years of employment as a software developer
Tecnólogo, Tecnologia em Sistemas para Internet, Tecnólogo, Tecnologia em Sistemas para Internet at Fatec TaquaritingaTécnico, Information Technology, Técnico, Information Technology at ETEC Doutor Adail Nunes da Silva
Portuguese, English
Github Skills (36)
nodejs9
clean-architecture9
server-side9
microservices8
typescript8
zustand7
react-query6
react6
pokeapi6
javascript-game6
atl4
tailwindcss4
react-router-dom4
recoiljs3
spotify3
Programming languages (7)
Github contributions (5)
ArielBetti/Snake-JS
Jan 2019 - Sep 2022
Snake game programmed with JavaScript.
Contributions:1 PR, 11 pushes, 1 branch in 3 years 9 months
gamesnakejavascriptsnake-gamejavascript-game
ArielBetti/pokedex
May 2022 - Oct 2022
Contributions:22 commits, 4 pushes, 1 branch in 5 months
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