Antoni Koszowski
Senior Software Engineer at vlayer Labs
Warsaw, Masovian Voivodeship, Poland
Summary
🤩
Rockstar🎓
Top SchoolAntoni Koszowski is a Senior Software Engineer based in Warsaw with six years of hands-on experience building and leading engineering teams in blockchain and web3-focused startups. He progressed from Software Engineer to Team Lead at Archblock before moving to a senior role at vlayer Labs, demonstrating both technical depth and people leadership across fast-paced product cycles. Currently pursuing an MS in Computer Science at the University of Warsaw, he pairs academic rigor with practical delivery, especially on distributed systems and backend services. Known for shipping reliable production systems and mentoring engineers, Antoni brings a pragmatic, product-oriented mindset to complex technical challenges. An early-career researcher-practitioner hybrid, he blends university research exposure with startup execution, giving him a knack for turning experimental ideas into maintainable software.
6 years of coding experience
3 years of employment as a software developer
MS, Computer Science, MS, Computer Science at University of Warsaw
Github Skills (10)
solidity8
smart-contracts8
blockchain8
ethereum8
react4
typescript3
rapid3
nodejs2
javascript2
usedapp1
Programming languages (3)
Github contributions (5)
mimuw-jnp2-rust/project-ch-rust
Nov 2022 - Feb 2023
project-ch-rust created by GitHub Classroom
Contributions:4 reviews, 39 PRs, 37 pushes in 2 months
sarifgithub-classroomrustproc-macrorustlang
akoszowski/Game_nexus
Mar 2021 - Jun 2021
Game platform project developed within Software Engineering course at the University of Warsaw
Contributions:8 PRs, 33 pushes, 17 branches in 2 months
engineering-coursegamewarsawengineeringuniversity-of-warsaw
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