Position: Senior React Developer
Category: JavaScript
English level: fluent
Years of experience: 5


Senior React Developer ― NDA Remote / Kyiv Since August 2020
- Collaborated with a team to develop a product roadmap resulting in a 10% increase in user engagement;
- Developed reusable components for Storybook resulting in a 20% reduction in development time.
- Successfully maintained and updated complex web applications built with React, TypeScript, GraphQL, and NextJS, ensuring the highest standards of performance, usability, and maintainability. Implemented performance optimizations resulting in a 50% reduction in page load time.
- Write maintainable, scalable, responsive, and cross-browser code. Fix bugs, build new interactions, and implement performance optimizations.
- Contributed to the development of micro frontend architecture to enhance the scalability, agility, and autonomy of the application.

Senior React Developer ― Flexiana Remote
- Conceptualized and executed new user-facing features and design elements that enhanced the user experience and boosted user engagement, resulting in increased customer satisfaction and retention. 
- Designed and implemented scalable, production-ready applications utilizing modern web development technologies such as React, TypeScript, and either MobX or GraphQL with Apollo, and NextJS, ensuring optimal performance, maintainability, and ease of use.
- Took ownership of addressing customer needs and resolving any issues, ensuring their satisfaction with the product/service.
- Implemented performance optimizations for large-scale applications.

Senior Front-End Developer ― Becklyn Studios Remote / Kyiv 
- Utilized advanced HTML, JavaScript, and CSS to create innovative user interfaces and components that deliver an exceptional user experience. 
- Implemented client-side interfaces using Preact.js and created custom HTML tags to enhance user experience.
- Responsible for designing page layouts using HTML5, and CSS3, along with TypeScript, and implementing dynamic functionality for each module.
- Developed creative and intuitive user interfaces that effectively addressed both business and end-user needs while taking into account the technical, physical, and temporal constraints of the users.

Front-End React Developer ― Qvantel Business Support Solutions Kyiv

- Developed, documented, and tested complex programs and scripts in accordance with specified requirements.
- Optimized the application for improved performance, resulting in a 30% decrease in page load times.