Summary
Guilherme Banci is a results-driven frontend software engineer with eight years of experience building high-performance React and React Native applications, currently based in São Paulo. He has a strong track record delivering product-defining features—such as a subsidy system that helped Medipreço win clients like Disney—and boosting app performance by 90% through targeted optimizations. Guilherme routinely reduces development time and complexity (cutting CRUD page builds from a week to a day) and solved critical UX issues for major customers including Domino’s, contributing to multimillion-dollar contracts. He mentors junior engineers effectively, with several former interns advancing to larger companies or earning promotions, and holds an AlgoExpert certificate demonstrating algorithmic fluency. Always seeking harder problems, he blends pragmatic product focus with deep frontend craftsmanship in TypeScript, Redux, AWS Lambda, and Vue.js.
8 years of coding experience
7 years of employment as a software developer
Bachelor Student of Software Engineering at the University of Brasilia Software Engineering, Bachelor Student of Software Engineering at the University of Brasilia Software Engineering at Universidade de Brasília
English, Portuguese