Arthur Chumak

Fullstack JS developer (Node.js, Angular, Vue, AWS, MongoDB)

Started career as Fullstack javascript developer in 2017. Experienced in Node.js backend development, software architecture, perfomance and costs optimizations, databases, Angular 2+, and Vue.js frontend development, automated app testing.

Interested in: design patterns, software architecture and testing.

Contacts: arthurchumak@gmail.com, +375259053628

Education: 2013 - 2017 “Computer science” bachelor’s degree at Belarusian State University of Informatics and Radioelectronics

Languages: English: Upper-Intermediate

Projects:

Freelance/pet-projects (2024.07-Current)

Role: Fullstack developer

Used stack: Node.js, Vue.js, Firebase, Google cloud

Whitesharx - Chess game (2022.04-2024-04)

Description: Game for chess enthusiasts with lots of fun mechanics

Role: Backend developer

Used stack: Node.js, Jest, Puppeteer, Github actions, Jmeter

Done by me:

• Github CI configuration for linting and testing
• Backend unit tests coverage
• API testing and performance measure
• Stripe payment api integration tests

ScienceSoft

Virtual hosting provider (2021.02-2022.01)

Description: Web Hosting Control Panel & Server Management Tools

Role: Backend developer

Used stack: Node.js, Jest

Done by me:

• Unit tests coverage increased from 20% to 90+%

Employees data aggregator (2019.07-2020.07)

Description: The goal of the project is to collect statistics about employed in deferent spheres, create a prediction model for salary, specialties in high demand, etc. and provide this information for a specific region. Customers can buy a subscription or one-time report.

Role: Fullstack developer

Used stack: Node.js, Jest, Angular 8, Puppeteer

Done by me:

• Automated testing of critical flow (registration and payments) using Puppeteer
• Unit tests for angular components

Bamboo Group

LMS (2018.07-2019.07)

Description: An extensive learning management system created to transform conventional learning and teaching into great interaction between institutions, educators, parents and learners. This LMS helps educational institutions to evaluate rather than just to grade. The solution builds trust and transparency in Education and stimulates learners to be actively involved into learning process

Role: Backend developer

Used stack: Node.js, Jest

Done by me:

• Api client, that describe all api endpoints with TS, published as NPM package
• E2E api testing using that NPM package

Paperless office (2017.07-2018.07)

Description: An e-docs web-app supporting the interactive pen display. The key function of this web application is electronic document signing. Customers can read and e-sign the e-docs at a sales point, using an interactive pen display. Then the dealer can send signed documents to the company server for further processing and storage

Role: Fullstack developer

Used stack: Node.js, Jest

Done by me:

• Unit testing core api modules