Олександр

Oleksandr Koptil
Full-stack Developer
oleksandrkoptil​@gmail.com [открыть контакты](см. выше в блоке «контактная информация»)
Kiev, Ukraine 13, February 1996

SUMMARY

WordPress Developer with 5+ years of experience building high-performance websites, custom themes, plugins, and
WooCommerce solutions. Strong expertise in WordPress architecture, headless implementations, REST API integrations,
and custom business logic development.
Experienced in delivering projects from concept to production, with a focus on performance optimization, Core Web
Vitals, SEO, scalability, and long-term maintainability. Proficient in ACF Pro, Gutenberg, multilingual websites, third-
party integrations, Git workflows, and modern development practices.

SKILLS

PHP WordPress Frontend
Advanced OOP, SOLID Principles, Architectural Design & WPCS JavaScript (ES6+, Async/​Await), React
Design Patterns, Clean Architecture, Compliance, Advanced Custom Ecosystem & State Management,
High-Scale MVC & Event-Driven Themes & Plugins (OOP), Gutenberg Component-Driven Architecture,
Architecture (EDA), REST API Block Development (React.js), Event- Semantic HTML5 & Modern CSS
Design, PSR Compliance (PSR-4/​12). Driven Architecture (Hooks & (SCSS/​CSS-in-JS), Responsive &
Filters), Headless WP (REST API /​ Mobile-First Engineering, Web
Database Architecture & GraphQL), Enterprise Performance Optimization.
Management WooCommerce, WP-CLI Automation,
Relational Databases (MySQL, Advanced Performance & Database Technical SEO & Automation
MariaDB), Query Optimization & Optimization. Semantic HTML5 Markup
Index Tuning, NoSQL (MongoDB), (Accessibility & SEO-friendly),
High-Performance Caching & In- Infrastructure & DevOps Dynamic Metadata & Schema.org
Memory Storage (Redis). Containerization (Docker), Web Structured Data Implementation,
Servers Configuration (Nginx, Automated Content Generation via
AI Engineering & Productivity Apache), Linux/​Unix Administration AI APIs, Advanced Redirects & URL
AI-Assisted Development (VS Code
• & CLI, Advanced Git Version Control. Routing Management,Robots.txt,
+ Codex, MCP), Conceptual XML Sitemaps.
Knowledge of RAG Architecture.
OpenAI API Integrations:
•

Programmatic Generation of
Structured SEO Content
(including text, tables, and
automated image generation/​
attachment), Keyphrase-Driven
Automated Meta-Tags & Rich
Snippets Generation.

LANGUAGES

English Ukrainian
Professional Working Proficiency Native or Bilingual Proficiency

PROFESSIONAL EXPERIENCE

11/2024 – 02/2026 Full-stack Developer
Kiev, Ukraine Svitlo Agency
Bespoke Development: Built high-performance corporate sites and WooCommerce stores
•

from scratch; developed custom themes and plugins following strict WPCS to avoid heavy
third-party dependencies.
Gutenberg & UI: Engineered custom interactive Gutenberg blocks (React.js) and structured
•

data models via ACF Pro, delivering a clean and intuitive editing experience.
 Performance Tuning: Conducted deep database and backend optimization (Object Cache,
•

Transients API, SQL tuning), significantly improving server response times and Core Web
Vitals.
Technical SEO & AI: Implemented automated SEO frameworks within WordPress, including
•

semantic markup, Schema.org microdata, and AI API integrations for bulk content/​meta
generation.
Automation & DevOps: Streamlined development workflows using Docker for environment
•

isolation and WP-CLI / Nginx configurations for fast site migrations and deployments.

01/2023 – 05/2024 Full-stack Developer
Kiev, Ukraine Freelance
End-to-End Development: Engineered full-cycle web projects, delivering responsive business
•

sites, blogs, and custom platforms from scratch using WordPress and Laravel frameworks.
Custom Solutions: Developed Laravel backends and tailored WordPress themes/​plugins,
•

aligning technical architecture with specific client business needs.
Technical SEO & Audits: Handled technical SEO optimization, fixing indexing issues,
•

configuring clean URL routing, semantic markup, and dynamic meta-tag generation to boost
search visibility.
Client Support & Maintenance: Provided long-term technical support, executing secure
•

backups, software updates, plugin troubleshooting, and data migrations between hosting
providers.
Infrastructure Management: Configured web servers (Nginx/Apache), managed domains,
•

and optimized production environments for maximum uptime and stability.

09/2020 – 12/2022 Full-stack Developer
Kiev, Ukraine Locomotive Media Group
Feature Engineering: Developed and integrated new custom features, components, and
•

plugin functionalities into existing client websites based on business requirements.
E-commerce & Integrations: Configured and maintained integrations with payment
•

gateways, delivery services (e.g., Nova Poshta), and automated 1С data synchronization for
inventory and orders.
Programmatic SEO & Metadata: Implemented automated meta-tag and content generation
•

systems based on dynamic formulas and templates for bulk SEO updates.
Structured Data: Built and integrated Schema.org microdata layouts and configured
•

automated XML sitemaps to improve search engine indexing.
URL & Traffic Management: Managed website routing, handled 301/​302 redirect matrices,
•

and resolved crawl errors to prevent loss of search traffic.
Platform Maintenance: Provided ongoing technical support, fixing code conflicts, updating
•

themes/​plugins, and optimizing page load speeds on existing WordPress sites.