Position: Front-end Developer (React)
Category: JavaScript
English level: upper
Years of experience: 2.5

Front-End Developer with 2+ years of proven commercial experience executing a plethora of diverse skills. Enjoy working closely with all team members to ensure all functional and visual implementation of web-UI according to design. I have attended more than 1000+ hours of courses to learn new frameworks and libraries while sharpening existing skills. Well-familiar with different Agile methodologies (Kanban and Scrum). 

Some highlights of my experience:   
My main tools in the work are React, JavaScript, TypeScript, Less, CSS, and HTML. Also, I use Mobx, which helps maintain the state of the applications and provides more efficient data management. Additionally, my knowledge of TypeScript allows me to write more secure and stable code.  

During my previous job, I had the great opportunity to work with various React tables, forms and implementation of different validations as well as handling forms errors. I changed number of components and logic in account section of sport betting web-site, including changes of stores and endpoints according to new business requirements.  

Also, I have experience working with Firebase | Firestore - a cloud database from Google, implementing logic and functionality in different web applications.
Opinov8 — Front-End Developer 
Feb 2021 - March 2023, Ukraine/UK   
Stack: HTML/ CSS/ Less/ React/ Styled Components/ MobX/ TypeScript/ Next.js/ Node.js/ REST APIs/ Firebase/ GitLab/ GitHub/ Jira
• Worked with design, product, and back-end teams to create and support several web products (sports betting web-app, real estate app)
• Developed 60+ new features to enhance user experience
• Fixed more than 200+ bugs and improved the existing codebase
• Wrote 100% maintainable code and unit test using Jest
• Changed repositories, models, and error handling according to new endpoints at API
(using MobX)
• Built UI components and pages in isolation using Storybook.js
• Learned more than 10+ new different libraries and modules and implemented them in
daily work
• Rewrote third-party widgets to meet new design using Less and JavaScript

Mobile app Health in Pocket — Front End Developer
Dec 2020 - Feb 2021, Ukraine (Remote) 
Stack: React/ Material UI/ MobX/ Flask/ GitLab 
• Worked in close cooperation with team members on SPA for trainers and athletes
• Developing new features according to design and business needs
• Get experience with MobX state management system

Mobile app for restaurant - Front End Developer (freelance) Nov 2020 - Dec 2021, Ukraine 
Stack: React/ CSS/ JS/ Material UI/ GitLab 
• Creating from the scratch SPA for restaurants, including feedback forms and tips for officiants according to design
• Close cooperation with the product owner and designer