Mateusz Kopeć
Full-stack Engineer at ElevenLabs
Warsaw, Masovian Voivodeship, Poland
Summary
👤
Senior🎓
Top SchoolMateusz Kopeć is a pragmatic full-stack engineer with 9 years of experience building and leading engineering teams across SaaS startups and product-focused companies. He combines hands-on expertise in TypeScript/React and Python/Django with infrastructure experience in Docker, Terraform, and GCP, often splitting time between coding and management to unblock teams. As the first engineer and later Head of Engineering at EqualTo he established architecture, CI/CD and delivery practices while still shipping end-to-end features and mentoring a nine-person team. More recently he’s worked on product-focused roles at Humaans and now ElevenLabs, demonstrating an ability to move between individual contributor and leadership responsibilities seamlessly. Based in Warsaw, he pairs strong academic foundations from the University of Warsaw with a practical bias for shipping reliable, developer-friendly systems.
9 years of coding experience
6 years of employment as a software developer
Master's degree Computer Science, Master's degree Computer Science at University of Warsaw
Polish, English
Github Skills (67)
cpp10
vscode-extension10
vscode10
ide10
rust9
compiler9
rust-wasm9
internet9
audio8
javascript8
noise8
speech8
crate8
structures7
speech-enhancement7
Programming languages (6)
Github contributions (5)
unneon/icie
Jul 2018 - Jul 2021
Competitive programming IDE-as-a-VS-Code-plugin
Contributions:50 releases, 643 commits, 1 PR in 3 years
idevscodecompetitive-programmingvscode-extensioncodeforces
unneon/freenights
Sep 2019 - Jun 2022
Contributions:5 PRs, 33 pushes, 5 branches in 2 years 8 months
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