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I am a Backend Software Engineer with over four years of experience specializing in high-performance Magento 2 development. My passion lies in designing custom modules and optimizing core systems for scalability and speed. I enjoy collaborating with teams to deliver optimized solutions and enhance platform capabilities. Throughout my career, I have led the development of GraphQL APIs and integrated complex third-party systems that drive efficiency and automation. I'm committed to continuous learning and expanding my expertise in new technologies and methodologies for backend development.…I am a Backend Software Engineer with over four years of experience specializing in high-performance Magento 2 development. My passion lies in designing custom modules and optimizing core systems for scalability and speed. I enjoy collaborating with teams to deliver optimized solutions and enhance platform capabilities. Throughout my career, I have led the development of GraphQL APIs and integrated complex third-party systems that drive efficiency and automation. I'm committed to continuous learning and expanding my expertise in new technologies and methodologies for backend development.

Danyil Oleinych

Back-End Developer, Web Developer, Programmer, +1

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I am a Backend Software Engineer with over four years of experience specializing in high-performance Magento 2 development. My passion lies in designing custom modules and optimizing core systems for scalability and speed. I enjoy collaborating with teams to deliver optimized solutions and enhance platform capabilities. Throughout my career, I have led the development of GraphQL APIs and integrated complex third-party systems that drive efficiency and automation. I'm committed to continuous learning and expanding my expertise in new technologies and methodologies for backend development.…I am a Backend Software Engineer with over four years of experience specializing in high-performance Magento 2 development. My passion lies in designing custom modules and optimizing core systems for scalability and speed. I enjoy collaborating with teams to deliver optimized solutions and enhance platform capabilities. Throughout my career, I have led the development of GraphQL APIs and integrated complex third-party systems that drive efficiency and automation. I'm committed to continuous learning and expanding my expertise in new technologies and methodologies for backend development.

Available to hire

I am a Backend Software Engineer with over four years of experience specializing in high-performance Magento 2 development. My passion lies in designing custom modules and optimizing core systems for scalability and speed. I enjoy collaborating with teams to deliver optimized solutions and enhance platform capabilities.

Throughout my career, I have led the development of GraphQL APIs and integrated complex third-party systems that drive efficiency and automation. I’m committed to continuous learning and expanding my expertise in new technologies and methodologies for backend development.

Skills

Experience Level

Expert

Expert

Expert

Expert

Language

Ukrainian

Fluent

English

Advanced

Work Experience

Backend Magento Developer at Elogic Commerce

August 1, 2021 - November 6, 2025

Designed, developed, and maintained custom Magento 2 modules and backend services. Integrated complex third-party systems including ERPs, CRMs, and payment gateways, enhancing platform connectivity and automation. Led GraphQL API development for multiple headless and PWA projects, improving client-side performance by 25%. Optimized core framework components, reducing API response times and improving scalability under high traffic. Conducted performance audits, caching optimization, and database query tuning to ensure stability and efficiency. Managed Magento version upgrades and deployment pipelines with zero downtime. Collaborated cross-functionally with frontend and DevOps teams to align architecture and ensure smooth feature delivery.