Available to hire
I am a Senior Frontend Engineer specializing in React and TypeScript, with 8+ years of delivering scalable, accessible, and secure web applications.
I thrive in distributed teams across Europe, the US, and the UK, focusing on high-quality UI components, robust testing, and SOC2 compliance.
Skills
Experience Level
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Language
English
Fluent
Polish
Intermediate
Work Experience
Senior Frontend Engineer at VISA
January 1, 2024 - November 4, 2025Built secure, scalable UI components used by 10K+ internal users. Reduced incident reports by 25% via accessibility audits & tests. Unified code style & components, onboarding faster by ~30%. Mentored 2 juniors; one promoted in 3 months. Optimizations led to ~7% dev cost savings.
Frontend Engineer at J.P. Morgan Chase
November 30, 2023 - November 30, 2023Contributed to finance web apps in a global team. Improved accessibility (WCAG 2.1). Supported SOC2 readiness. Introduced GraphQL patterns; cut bugs by 30%.
Frontend Engineer at Noumena
August 31, 2023 - August 31, 2023Built finance tools for 10K+ freelancers. Modularized 20+ UI components. Reduced cold start time by 25%, improved session length.
Frontend Engineer at Oxagile
February 28, 2023 - February 28, 2023Developed OTT platform for 13+ clients. Integrated Kaltura video stack. Reduced QA cycle by 40% via automated tests.
Frontend Developer at Forte Group
October 31, 2020 - October 31, 2020Migrated 3 projects to React/TS; defect rate -30%. Built 25+ reusable UI modules; time-to-feature -40%.
Education
Qualifications
MSc in Engineering
January 11, 2030 - November 4, 2025BA in Management
January 11, 2030 - November 4, 2025Industry Experience
Software & Internet, Financial Services, Professional Services, Media & Entertainment
Skills
Experience Level
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
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