About Yahor
English
Fluent
Experience
- FCB Health SparkSenior Frontend DeveloperEDUCATION AND E-LEARNINGSeptember 2022 - March 2026 (3 years and 6 months)Warsaw, Poland
- Completed custom video playback features, increasing user engagement by 20%.
- Engineered interactive e-learning modules that enhanced knowledge retention by 30%.
- Refactored API calls, improving data retrieval speed by 20%.
- Mentored junior developers on React best practices, reducing onboarding time by 25%.
- DeskproFrontend DeveloperCONSULTING AND AUDITSAugust 2020 - September 2022 (2 years and 1 month)London, UK
- Worked on API driven admin panel and agent panel.
- Built and maintained a UI library with over 80 reusable React components.
- Integrated internationalization (i18n), enabling platform expansion to 5+ global markets.
- Implemented automated testing (Jest, Cypress), improving test coverage and reducing bugs by 25%.
- NantucketRentalsFrontend DeveloperREAL ESTATEJuly 2019 - August 2020 (1 year and 1 month)Nantucket, MA, USA
- Designed and implemented a responsive property listing application using Next.js and Material UI, enhancing mobile usability by 18%.
- Integrated RESTful APIs to support 500+ data entries for listings with fast and reliable access.
- Collaborated with designers and backend engineers to standardize UI components and reduce page load time by 15%.
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Education
- Bachelor's DegreeUniversity of Lodz2019- Capstone: Designed a full-stack student portal with PHP and MySQL. - Core Courses: Data Structures, Web Development, Software Engineering.