I am a full-stack developer with over 11 years of experience specializing in building and scaling e-commerce systems. I excel in conversion optimization, CRM automation, and custom checkout development across platforms such as Shopify, WooCommerce, and headless architectures. I have a strong track record of helping brands generate over $10M in revenue through scalable backend systems, A/B testing, and performance improvements. My expertise spans full-stack technologies including Node.js, React, and Python, combined with cloud infrastructure and cross-platform integrations. I enjoy partnering with brands to optimize their e-commerce presence through automation, user experience enhancements, and data-driven testing strategies.

Mykola Herman

I am a full-stack developer with over 11 years of experience specializing in building and scaling e-commerce systems. I excel in conversion optimization, CRM automation, and custom checkout development across platforms such as Shopify, WooCommerce, and headless architectures. I have a strong track record of helping brands generate over $10M in revenue through scalable backend systems, A/B testing, and performance improvements. My expertise spans full-stack technologies including Node.js, React, and Python, combined with cloud infrastructure and cross-platform integrations. I enjoy partnering with brands to optimize their e-commerce presence through automation, user experience enhancements, and data-driven testing strategies.

Available to hire

I am a full-stack developer with over 11 years of experience specializing in building and scaling e-commerce systems. I excel in conversion optimization, CRM automation, and custom checkout development across platforms such as Shopify, WooCommerce, and headless architectures. I have a strong track record of helping brands generate over $10M in revenue through scalable backend systems, A/B testing, and performance improvements.

My expertise spans full-stack technologies including Node.js, React, and Python, combined with cloud infrastructure and cross-platform integrations. I enjoy partnering with brands to optimize their e-commerce presence through automation, user experience enhancements, and data-driven testing strategies.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
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Work Experience

Freelance E-commerce Engineer at Self-Employed
August 1, 2024 - Present
Partnered with direct-to-consumer brands to launch, optimize, and automate Shopify storefronts. Led conversion rate optimization focused audits and redesigns resulting in measurable sales uplift. Integrated custom CRMs and built automation logic using Klaviyo and Make. Collaborated cross-functionally with designers and marketers on A/B testing and funnel optimization.
Web3 Engineer at Ripple
July 1, 2024 - August 7, 2025
Built decentralized applications and internal blockchain tools for RippleNet. Focused on frontend user interface and smart contract integrations.
Lead Engineer at Squarespace
October 1, 2023 - August 7, 2025
Led a cross-functional team building e-commerce modules. Enhanced page editor user experience and backend performance.
E-commerce Engineer at Alibaba.com
September 1, 2023 - August 7, 2025
Developed scalable shopping platform components. Integrated AI-based search and personalized recommendations. Optimized payment and logistics systems.
Senior Software Engineer at Microsoft
June 1, 2021 - August 7, 2025
Designed scalable internal enterprise tools. Led backend initiatives focused on AI tooling and global performance improvements.

Education

BSc at Taras Shevchenko National University of Kyiv
April 1, 2013 - June 1, 2015
Master's Degree at Harvard University
October 1, 2015 - April 1, 2019

Qualifications

Add your qualifications or awards here.

Industry Experience

Software & Internet, Retail, Financial Services