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I am Mariia Tkachova, a frontend developer based in Berlin with a passion for building fast, accessible, and visually consistent web apps. I enjoy turning complex requirements into clean UI using React, Vue, TypeScript, and GraphQL, with a focus on performance and delivering a great user experience across devices. In cross-functional teams with design and backend colleagues, I value collaboration, code quality, and maintainability, and contribute to analytics migrations, accessibility improvements, and performance monitoring to optimize the product.…I am Mariia Tkachova, a frontend developer based in Berlin with a passion for building fast, accessible, and visually consistent web apps. I enjoy turning complex requirements into clean UI using React, Vue, TypeScript, and GraphQL, with a focus on performance and delivering a great user experience across devices. In cross-functional teams with design and backend colleagues, I value collaboration, code quality, and maintainability, and contribute to analytics migrations, accessibility improvements, and performance monitoring to optimize the product.

Mariia Tkachova

Front-End Developer, Web Developer, UI Designer, +3

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I am Mariia Tkachova, a frontend developer based in Berlin with a passion for building fast, accessible, and visually consistent web apps. I enjoy turning complex requirements into clean UI using React, Vue, TypeScript, and GraphQL, with a focus on performance and delivering a great user experience across devices. In cross-functional teams with design and backend colleagues, I value collaboration, code quality, and maintainability, and contribute to analytics migrations, accessibility improvements, and performance monitoring to optimize the product.…I am Mariia Tkachova, a frontend developer based in Berlin with a passion for building fast, accessible, and visually consistent web apps. I enjoy turning complex requirements into clean UI using React, Vue, TypeScript, and GraphQL, with a focus on performance and delivering a great user experience across devices. In cross-functional teams with design and backend colleagues, I value collaboration, code quality, and maintainability, and contribute to analytics migrations, accessibility improvements, and performance monitoring to optimize the product.

Available to hire

I am Mariia Tkachova, a frontend developer based in Berlin with a passion for building fast, accessible, and visually consistent web apps. I enjoy turning complex requirements into clean UI using React, Vue, TypeScript, and GraphQL, with a focus on performance and delivering a great user experience across devices.

In cross-functional teams with design and backend colleagues, I value collaboration, code quality, and maintainability, and contribute to analytics migrations, accessibility improvements, and performance monitoring to optimize the product.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Work Experience

Frontend Developer at Zalando

May 1, 2022 - Present

Implemented features and refactored the code in the Checkout and Returns pages using React, TypeScript, Redux, and GraphQL, focusing on performance and brand consistency across devices. Collaborated with Design, Backend and PMs on discovery, implementation and maintenance of features and projects. Contributed to Google Analytics 4 migration, Web Accessibility & Mobile Optimization, and Performance Monitoring using Grafana, ensuring data integrity and optimized performance.

Front-End Developer at Zalando

May 1, 2022 - Present

Implemented features and refactored checkout and returns pages using React, TypeScript, Redux, and GraphQL; focused on performance and brand consistency across devices. Collaborated closely with Design, Backend and Product Management to deliver robust, scalable UI components.

Frontend Developer at Ingersoll Rand

April 1, 2022 - September 27, 2025

Determined the structure and design of the web pages, ensuring user experience and brand consistency. Created the web app pages in Vue.js and used Vuex for data flow; balanced functional and aesthetic layout to achieve a strong user experience.

Frontend Developer at Ingersoll Rand

April 1, 2022 - September 27, 2025

Determined the structure and design of web pages to ensure optimal user experience and brand consistency. Created pages using Vue.js and Vuex, balancing functional and aesthetic layout while paying attention to data flow and accessibility.

Frontend Developer at Oakfusion

May 1, 2021 - September 27, 2025

Created and maintained frontend part of an IoT application for trampoline parks. The app tracks jumps via sensors and displays results on a big screen. Built with React and Redux in SCRUM methodology; deployed rapidly and currently functioning in multiple parks across Poland, Norway, Sweden, and the USA, contributing to increased park revenue.

Frontend Developer at Oakfusion

May 1, 2021 - September 27, 2025

Created and maintained the frontend part of an IoT application for trampoline parks. The app allows park visitors to track jumps with sensors and view results on a large display. Built with React and Redux in a SCRUM environment; deployed across multiple parks (Poland, Norway, Sweden, USA).