João Biondo
Senior Software Engineer at Knowtrex GmbH
Paraná, Brazil
Summary
👤
Senior🎓
Top SchoolJoão Biondo is a Senior Software Engineer with over a decade of experience building resilient web systems across full-stack and backend roles, currently shaping platform architecture at Knowtrex. He specializes in Elixir-based backends and has a strong Java ecosystem background (Spring/Quarkus), having led migrations from Node to Elixir and integrated complex microservices at mobile.de and other companies. João emphasizes code quality, automated testing, and pragmatic architecture, and has repeatedly run dual-stack migrations enabling seamless user transitions. He also brings hands-on frontend experience with React, Angular and Vue, plus practical AWS migrations (S3, Lambda, TransferFamily) and large-data SQL work. Known for mentoring engineers and participating in hiring, he pairs deep implementation skills with an appetite for exploring new languages and contributing to open-source.
11 years of coding experience
8 years of employment as a software developer
Bachelor's degree Computer Science, Bachelor's degree Computer Science at Universidade Estadual de Maringá
Portuguese, English
Github Skills (69)
programming-language10
realtime10
rust-lang10
tree-sitter10
html10
code-editor10
scalable10
text-editor10
elixir10
phoenix-framework10
api-server10
multiplayer10
web-framework10
functional-programming10
liveview9
Programming languages (5)
Github contributions (5)
jotaviobiondo/elixir-game-of-life
May 2020 - Oct 2021
Contributions:54 commits, 17 PRs, 32 pushes in 1 year 5 months
elixirgame-ofconway-s-game-of-lifelifeconway
jotaviobiondo/rajska
Nov 2020 - Apr 2026
Rajska is an elixir authorization library for Absinthe.
Contributions:7 pushes, 2 branches in 5 years 5 months
authenticationelixirauthorizationabsinthe
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.