Jakub Szewczyk
Senior Frontend Developer, Tech Lead at Kellton Europe
Lower Silesian Voivodeship, Poland
Summary
🤩
Rockstar🎓
Top SchoolJakub Szewczyk is a Senior Frontend Developer and tech lead with 8 years of experience building React and React Native applications and guiding teams across financial, medical, and manufacturing clients. Based in Lower Silesia, Poland, he combines a strong engineering background (MSc in Electronics) with a designer’s sensibility, contributing UX-focused code and mockups throughout his career. At Kellton Europe he progressed from developer to leading a seven-person frontend team, mentoring hires and shaping recruitment and technical direction. An active open-source contributor, he maintains react-rewards, a micro-interactions library that reflects his interest in delighting users through polished animations and refactors. Colleagues rely on him to choose pragmatic tech stacks, stabilize visual behaviors, and bridge design and implementation.
8 years of coding experience
6 years of employment as a software developer
Master's degree Elektronika, Master's degree Elektronika at Wrocław University of Science and Technology
English, Polish
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (6)
javascript10
react-components10
react10
react-component10
frontend9
emoji7
Programming languages (2)
Github contributions (5)
thedevelobear/react-rewards
Nov 2018 - Mar 2022
A package containing a few micro-interactions you can use to reward your users for little things and make them smile!
Role in this project:
Front-end Developer
Front-end DeveloperContributions:7 releases, 21 reviews, 33 commits in 3 years 5 months
Contributions summary:Jakub primarily focused on updating and refactoring existing React components within the `react-rewards` repository. They upgraded project dependencies, migrated the project to `create-react-library`, and made adjustments to address animation issues. Additionally, the user added and configured missing configurations, demonstrating familiarity with the project's structure and requirements. The majority of the changes involve modifying existing components and ensuring proper functionality of visual reward elements.
emojireactrewardsuser-experiencereward
thedevelobear/react-three-fibear
Jan 2020 - Jun 2021
🐻 3️⃣ D
Contributions:50 commits, 17 PRs, 46 pushes in 1 year 5 months
reactreact-three-fiber
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