Александр

Sherstiuk Oleksandr WordPress Developer
[відкрити контакти](див. вище в блоці «контактна інформація») [відкрити контакти](див. вище в блоці «контактна інформація») Kharkiv, Ukraine @alex_paradox

SKILLS RECENT PROJECTS
WordPress Large Multilingual WordPress Blog
WordPress, WooCommerce, Custom multilingual WordPress rebuild focused on migration, performance, SEO, and
Gutenberg, WPML, Polylang, analytics.
SCF/ACF, Carbon Fields Built a fully custom WordPress theme with PHP, JavaScript, SCSS, and Vite.
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Developed a migration pipeline for 2,800+ multilingual articles, including media, SEO
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Development & Technologies metadata, localized URLs, and structured FAQ content.
PHP, JavaScript, HTML5, Implemented WPML, analytics/event tracking, and preserved legacy URL mappings for
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CSS3/SCSS, REST API, MySQL redirects.
Improved performance with critical CSS, dynamic imports, deferred JS, LCP optimization,
Tools
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WebP assets, caching, and custom SEO/content tools.
Vite, Git, Docker, Figma
Legal Address Rental Website
Additional Custom WordPress rebuild with multilingual content, complex request forms, and EasyPay
OpenCart, React, TypeScript, integration.
Node.js Migrated the site from Elementor to a custom WordPress theme.
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Built CPT-based content with Carbon Fields and Polylang.
EDUCATION
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Implemented AJAX order forms with server-side validation.
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Integrated EasyPay with signed requests, payment creation, and error handling.
Graduate School, National
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Scientific Center “Institute for Soil Jewelry E-commerce Store
Science and Agrochemistry” Custom WooCommerce storefront built from provided designs.
2012 – 2015 Built a responsive custom theme with PHP, JavaScript, SCSS, and Vite.
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Implemented catalog UI and product filtering.
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Specialist’s Degree in Delivered in ~3 weeks.
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Geography, V. N. Karazin Kharkiv
National University Additional Commercial Work
2007 – 2012 Built a custom WooCommerce/LiqPay deposit gateway with partial payments, callback
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validation and HPOS support.
LANGUAGES Implemented Telegram order notifications and LiqPay/Monobank donation integrations
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with recurring payments and callbacks.
Ukrainian: C2-Native Maintained an OpenCart store, fixing supplier XML/authentication workflows and a ~50-
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English: B1-Intermediate second admin performance issue.
Additional WordPress/WooCommerce maintenance, integrations, and custom feature
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development.

EXPERIENCE
WordPress Developer, Freelance / Contract
01/2025 – Present
Developing custom WordPress and WooCommerce solutions, including themes, plugins,
API integrations, migrations, and performance optimization.

Lead Engineer, National Scientific Center “Institute for Soil Science and Agrochemistry”
2015 – Present
Scientific research and engineering work focused on remote sensing, geospatial analysis,
land cover mapping, and spatial data processing.

Earlier Experience — SEO & Digital Marketing
2014 – 2018
Worked in SEO and digital marketing roles, covering technical and on-page SEO, analytics,
advertising, and website optimization.