Marek Całus
Senior Frontend Developer at Procter & Gamble
Gdansk, Pomeranian Voivodeship, Poland
Summary
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Senior🎓
Top SchoolMarek Całus is a Senior Frontend Developer from Gdańsk with nine years of experience migrating from .NET backend work to leading React-driven frontend projects and lightweight serverless backends. He has driven end-to-end web product delivery—from Figma prototypes to production launches—across enterprise and agency roles at Procter & Gamble, Netigate, and several specialist firms. Comfortable across the full stack, he leverages his early C#/.NET and firmware tooling background to build reliable, maintainable frontends that integrate cleanly with APIs. Known for applying modern web tooling and pragmatic architecture choices, he focuses on producing performant, user-centered interfaces while keeping backend surface areas minimal.
9 years of coding experience
8 years of employment as a software developer
Engineer’s Degree, Automation Engineer Technology/Robotics Technology, Engineer’s Degree, Automation Engineer Technology/Robotics Technology at Gdańsk University of Technology
English, Polish
Github Skills (101)
fractal10
infrastructure10
dx10
microservices10
journal10
google-keep10
codesandbox10
gatsbyjs10
preact10
service-catalog10
backstage10
jira-plugin9
javascript9
user-guide9
gatsby9
Programming languages (6)
Github contributions (5)
mcalus3/Converter
Sep 2017 - Nov 2020
Very simple MVC 5 web app
Contributions:2 PRs, 2 pushes, 3 branches in 3 years 2 months
mvcphpjavascriptmvc-5
mcalus3/color-wars-web
Nov 2017 - Jan 2021
Competitive multiplayer game
Contributions:47 commits, 4 PRs, 54 pushes in 3 years 2 months
reactgamemultiplayer-gamemultiplayercompetitive
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