Available to hire
I’m a Backend Developer with 5+ years of experience focusing on e-commerce platform scalability, checkout optimization, and production issue resolution.
I excel at debugging complex issues under user load, integrating payment gateways like Adyen and CyberSource, and designing reliable order processing workflows. Based in Calgary, I’m available for part-time contract engagements and have delivered 99.9% uptime on high-traffic platforms serving 1M+ users.
Language
English
Fluent
Work Experience
Magento Developer at Astek Canada
April 1, 2024 - PresentMaintain and optimize 10+ Magento 2 e-commerce stores serving 1,000,000+ users across 9 countries. Achieved 99.9% platform uptime through proactive monitoring and rapid issue resolution. Reduced incident backlog by 30% and API integration failures by 15%. Resolved 500+ production tickets with average resolution <24 hours, debugging complex product salability issues (entity_id vs row_id mismatches), and fixing checkout flow issues related to customer data invalidation and local storage problems. Supported Adyen payment gateway integration for multi-store configurations and maintained integrations with FluentCommerce, PIM, PCM, and SAP handling 10K+ daily transactions.
Software Engineer at EPAM Systems
January 1, 2021 - June 30, 2023Distributed team environment focusing on E-Commerce migration and payment integration. Migrated 2 major e-commerce stores from WordPress to Magento 2 + PWA Studio (150K customers). Integrated and troubleshot Adyen payment gateway for multi-store environment. Fixed critical order placement issues through Magento admin panel in multi-store setup. Modified CyberSource payment system to support multi-store architecture and led SAP PFSweb integration for order processing, delivered on time with zero production defects. Improved site response time by 30% through Fastly CDN optimization.
Software Engineer | Distributed Team Environment at EPAM Systems
January 1, 2021 - June 30, 2023E-Commerce Migration & Payment Integration (Apr 2022 - Jun 2023): Migrated 2 major e-commerce stores from WordPress to Magento 2 + PWA Studio (150K customers). Integrated and troubleshot Adyen payment gateway for multi-store environment. Fixed critical issues with order placement through Magento admin panel in multi-store setup. Modified CyberSource payment system to support multi-store architecture. Led SAP PFSweb integration for order processing, delivered on time with zero production defects. Improved site response time by 30% through Fastly CDN optimization.
Education
Bachelor of Science, Software Engineering at National Technical University of Ukraine
January 1, 2017 - January 1, 2020Bachelor of Science, Software Engineering at National Technical University of Ukraine
January 1, 2017 - January 1, 2020Bachelor of Science at National Technical University of Ukraine
January 1, 2017 - December 31, 2020Qualifications
Adobe Certified Expert — Adobe Commerce Developer
May 1, 2023 - December 1, 2027Adobe Certified Professional — Adobe Commerce Developer
May 1, 2022 - December 1, 2027Adobe Certified Expert — Adobe Commerce Developer
May 1, 2023 - December 31, 2027Adobe Certified Professional — Adobe Commerce Developer
May 1, 2022 - December 31, 2027Adobe Certified Expert — Adobe Commerce Developer
May 1, 2023 - December 31, 2027Adobe Certified Professional — Adobe Commerce Developer
May 1, 2022 - December 31, 2027Industry Experience
Software & Internet, Retail, Professional Services, Media & Entertainment
Hire a Back-End Developer
We have the best back-end developer experts on Twine. Hire a back-end developer in Calgary today.