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 (66)
infrastructure10
dx10
microservices10
journal10
google-keep10
codesandbox10
gatsbyjs10
preact10
firebase-functions10
backstage10
jira-plugin9
javascript9
node-canvas9
gatsby9
angular9
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/AntScheduler
Dec 2016 - Dec 2020
Application uses different Ant Algorithms to resolve Job-shop scheduling problem and generate a schedule for process given by the nodes list specified in input.
Contributions:26 commits, 58 PRs, 68 pushes in 4 years
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