Mykhailo Chumak

Senior Software Engineer

EPAM Systems•  November 2021 - Present

Reduced API response time by 30%, optimizing system performance and server resource utilization. Refactored business logic, reducing server load and improving application scalability. Developed and integrated RESTful APIs using C#, ASP.NET, and Entity Framework. Collaborated with cross-functional teams to resolve technical issues and enhance system efficiency.

Senior Software Engineer

Softengi•  April 2021 - November 2021

Led the development of a "smart office" project from scratch, implementing key features for automation. Designed and integrated UI/UX components, enhancing user experience.

Software Engineer

NodeArt•  August 2019 - October 2020

Developed key features for an online gambling platform. Optimized platform performance, reducing load times and improving reliability. Integrated financial services and analytical systems for improved reporting.

Software Engineer

GlobalLogic•  September 2018 - June 2019

Contributed to a WebRTC-based video conferencing system, improving video stream quality and stability. Fixed critical bugs and implemented new features, enhancing overall application performance.

Software Engineer

OSF Global Services•  November 2017 - August 2018

Developed e-commerce platforms within the Salesforce Commerce Cloud environment. Implemented key functionalities using Demandware, Vue.js, and jQuery.

Junior Software Engineer

VisaHQ Inc.•  May 2014 - November 2017

Developed and maintained a Chrome extension to streamline visa application processing. Built and maintained PHP-based APIs, ensuring seamless data exchange. Automated processing scripts to enhance efficiency and accuracy.