Микита

MYKYTA HOLODNYI
SHOPIFY FRONT-END DEVELOPER | 3+ YEARS OF EXPERIENCE
Kremenchuk, Ukraine | [відкрити контакти](див. вище в блоці «контактна інформація») | [відкрити контакти](див. вище в блоці «контактна інформація») | LinkedIn

PROFESSIONAL SUMMARY
Shopify Front-End Developer with 3+ years of commercial experience building, customizing, and optimizing Shopify storefronts.
Strong in Liquid, JavaScript, HTML, CSS, and Online Store 2.0 theme development, including reusable sections and custom
storefront features. Experienced in implementing A/B test variations, translating designs into responsive interfaces, integrating
Shopify APIs and third-party services, and improving storefront performance. Currently focused on Shopify experimentation and
front-end delivery for e-commerce projects.

PROFESSIONAL EXPERIENCE
Shopify Developer — EcomTraffic
Remote | March 2026 – Present

• Develop and implement Shopify storefront changes and front-end variations for A/B testing across e-commerce projects.

• Build and adjust page sections, components, and custom functionality using Liquid, JavaScript, HTML, and CSS.

• Translate experiment requirements and design references into responsive Shopify implementations; test changes and resolve UI
and functional issues.

• Use AI-assisted development tools to speed up implementation while reviewing and validating generated code.

Shopify Developer — Stellar Soft
Kremenchuk, Ukraine | August 2025 – November 2025

• Customized Shopify themes to meet client-specific design and UX requirements.

• Improved theme performance and Core Web Vitals; fixed bugs in custom Shopify apps.

• Diagnosed and resolved theme and API integration issues across multiple stores; provided ongoing maintenance.

Shopify Developer — Jolly Commerce
Kremenchuk, Ukraine | March 2023 – July 2025

• Developed and maintained custom Shopify themes with Liquid, HTML, CSS, and JavaScript; implemented Online Store 2.0
architecture and configurable sections.

• Built Shopify apps using React, Polaris, and App Bridge; integrated third-party services through Shopify Admin and Storefront
APIs.

• Implemented A/B tests on landing pages and checkout flows, contributing to a reported 12% conversion-rate increase.

• Optimized mobile performance by reducing bundle size and deferring non-critical scripts, improving Lighthouse scores by 30%.

• Customized checkout and payment experiences for Shopify Plus stores; managed GitHub version control and pull-request reviews.

• Worked on a bundle builder with Google Cloud Vertex AI Search for personalized product recommendations and improved search
relevance.

TECHNICAL SKILLS
Shopify Liquid, Online Store 2.0, themes, sections, blocks, Cart API, Storefront API, Admin API, Shopify Plus
Front-end JavaScript (ES6+), HTML5, CSS3, React, responsive and mobile-first development
Apps & integrations Polaris, App Bridge, Node.js, REST APIs, GraphQL, third-party app integrations
Testing & performance A/B test implementation, QA, debugging, Lighthouse, Core Web Vitals, mobile optimization
Tools Git, GitHub, AI-assisted coding tools, Google Cloud Vertex AI Search

EDUCATION
Bachelor of Science in Metrology & Information-Measuring Technology — Kharkiv National University of Radioelectronics, Ukraine |
January 2024