Mateusz Chrzonstowski
Fundator, Prezes Zarządu
Warsaw, Masovian Voivodeship, Poland
Summary
🤩
Rockstar🎓
Top SchoolMateusz Chrzonstowski is a Staff Software Engineer based in Warsaw with 10+ years building full‑stack, cloud‑native systems and leading engineering teams across companies like InPost, Paramount, Glovo and Starburst. He combines hands‑on Java and JavaScript development with architecture, DevOps and SaaS design—frequently driving microservice extractions, integrations with ML/SEO systems, and production quality via Testcontainers and CI automation. A seasoned trainer and public speaker, he creates project‑oriented courses and internal knowledge initiatives that boost team craft and onboarding. He also founded a cultural nonprofit to publish a historical comic, running fundraising, web and logistics integrations—an entrepreneurial side that underscores his product and delivery instincts. Notably, he bridges frontend and backend work (React/Next.js, Vue, Spring/Java) and is active in developer education and inner‑sourcing efforts that scale across organizations.
10 years of coding experience
11 years of employment as a software developer
Master of Engineering (MEng), Information Technology - Internet applications, Master of Engineering (MEng), Information Technology - Internet applications at Politechnika Lubelska
English, German, Romanian
Stackoverflow
779reputation
87kreached
49answers
3questions
Github Skills (139)
lit-element10
testing10
databases10
hadoop10
bigtable10
olap10
web-performance10
wysiwyg10
trino10
sql-query10
javascript10
prestodb10
big-data10
data-analytics10
browser10
Programming languages (5)
Github contributions (5)
mat3e/ssr
Feb 2020 - Sep 2020
Server-side rendering from basic React through Hypernova to Serverless
Contributions:11 commits, 8 PRs, 11 pushes in 7 months
reactserverlessrenderingreact-basicserver-side
mat3e/talks
Aug 2018 - Dec 2022
Materials and presentations from my talks
Contributions:1 release, 214 commits, 5 PRs in 4 years 4 months
data-sciencepresentationworkshopworkshop-materials
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.