Artem – React, JavaScript, Docker

ThredUP is an apparel resale marketplace, offering a convenient option for shopping and selling quality secondhand women’s and children’s clothing, shoes, and accessories.

Responsibilities:

• Implemented new loyalty programs
• Covered 80% of functionality with unit tests
• Created new pages for categories

Routine responsibilities:

• Optimized style codebase
• Cleaned old loyalty programs
• Customized subcategories at the top of the site

Playchap is a platform where you can play retro skill-based arcade games against other players and be rewarded with Ethereum cryptocurrency.

Responsibilities:

• Added Redux state manager
• Connected canvas games with backend using Websockets

Routine responsibilities:

• Refactored code

Ok,Alfa is a service for managing payment accounts for private entrepreneurs, creating ordinary and regular payments.

Responsibilities:

• Designed the main elements of the form
• Developed rules of data validations Routine responsibilities:
• Added fields for collecting personal data
• Added pages with manuals and instructions

Many Mornings is an online store that sells socks with special designs.

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Responsibilities:

• Designed architecture of the web app
• Integrated payment systems (PayPal)
• Integrated delivery service (DPD)
• Integrated receiving posts in Instagram
• Implemented multilingualism

Routine responsibilities:

• Changed structure of landing page
• Added help pages

The web service for analysis of investments, investors and funds to further increase income.

Responsibilities:

• Rewrote class components to functional
• Started covering components, hooks, helpers with unit tests using Jest and Testing Library
• Replaced Qlik Sense charts from iframe to SVG charts using HighchartsJS library (including styling, normalizing the resulting data from hypercubes, etc.)
• Updated the MobX version to a newer one for use in functional components instead of decorators in class components, and to prevent critical security issues and improve performance
• Refactored the structure of store for saving hypercube data
• Mentored new developers in the team