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$50 USD / time

sofiivska borschagivka,

ukraine

$50 USD / time

Det er for øyeblikket 8:40 a.m. her

Ble med juli 7, 2009

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Donchenko S.

@sdonchenko

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(0 omtaler)

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$50 USD / time

sofiivska borschagivka,

ukraine

$50 USD / time

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Gjenansettelsesrate

Lead Software Engineer | Node.js and JS Expert

As a developer I prefer following key approaches: design according to patterns, refactoring, test-driven development and technologies listed below. - JavaScript/TypeScript - Node.js - NextJs/Express - MySQL/PostgreSQL - MongoDB/Redis - RabbitMQ - AWS/GCP - HTML/CSS - React/Vue - Monolith /microservice architecture - Service integration

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Erfaring

EPAM Systems

nov. 2019 - apr. 2023 (3 år, 5 måneder)

• Worked to meet the specific needs of clients through groundbreaking software solutions based on Node.js and TypeScript. • Effectively carried products and processes from concept to completion. Developed and maintained documentation related to software processes and systems, including requirements and design documentation. • Handled complex data modeling and performance tesing processes

Severalnines AB

nov. 2014 - okt. 2019 (4 år, 11 måneder)

Designed and implemented real-time data processing algorithms using PHP and WebSockets. • Participated in the software design, implementation, creation of unit testing and documentation of work for the product. • Migrated the UI framework of the company product from ExtJS to Angular. • Migrated BackEnd from CakePHP to Node.js and later Go. • Led a team of 5 senior engineers to develop and integrate new features into existing software product.

CIKLUM

mai 2013 - aug. 2014 (1 år, 3 måneder)

Creating modules for the phpFox (community based system); Planing the the sprint's itterations; Estimating User Stories; Planning the application structure (we created ZF application where were integrated the Image and Wall servers).