Viacheslav Huliaiev
Web developer
Wuppertal
Summary
WordPress Full-Stack Developer with 9 years of experience architecting, building and maintaining high-traffic, performance-driven websites. Expertise spans custom theme and plugin development (including ACF, multisite toolkits and SEO managers), native JavaScript/SASS front-end work and Gutenberg block creation. Skilled in real-time REST API integrations, custom database schemas and advanced caching to ensure fast, reliable UX under heavy load. Proven team leader and co-founder, adept at defining technical strategy, mentoring developers and collaborating with designers and stakeholders to deliver scalable, SEO-optimized solutions.
Overview
10
10
years of professional experience
Work History
Web Developer
ClickOut Media
03.2024 - Current
- Maintain and support a high-traffic WordPress platform, delivering feature enhancements, updates and bug fixes across themes and plugins.
- Develop custom Gutenberg blocks with native JavaScript and SASS for dynamic, lightweight UI components.
- Ensure real-time content in heavily cached front-end widgets by orchestrating JavaScript-driven REST API calls.
- Implement SEO-driven improvements—automated meta-tags, structured data markup and front-end performance tweaks per SEO team guidance.
- Extend and customize bespoke project plugins, working with custom database tables and API endpoints to enable specialized functionality.
Team Lead | Wordpress Full-stack Developer(hybrid)
Innocode
12.2022 - Current
- Established and led a new WordPress team from the ground up: recruited and onboarded a developer, QA engineer and project manager.
- Defined the technical architecture, agile workflows, coding standards and CI/CD processes to streamline development.
- Orchestrated the year-long build and successful launch of the Akademiet.no platform, coordinating a cross-functional team.
- Mentored and managed team members through regular 1:1s, performance reviews and knowledge-sharing sessions.
- Collaborated with clients, designers and stakeholders to prioritize features, scope work and deliver on schedule.
- Provided ongoing technical leadership—conducting code reviews, troubleshooting production issues and guiding future enhancements.
Wordpress full-stack developer (remote)
Intersog
09.2021 - 12.2022
- Maintained and modernized a high-traffic WordPress platform with a React front-end, ensuring stability and peak performance under heavy load.
- Refactored legacy PHP and JS codebases to improve architecture, maintainability and page-load times.
- Implemented new features—authoring React components, extending REST API endpoints and integrating cross-team modules.
- Collaborated with multiple teams to support and troubleshoot their projects, providing technical guidance and code reviews.
Wordpress full-stack developer (hybrid)
EvoPlay
12.2019 - 08.2021
- Developed WordPress themes & custom plugins, including:
an SEO management plugin for hreflang and meta-tag control a Yandex Turbo site generator a multisite toolkit for streamlined network administration - Maintained and expanded a network of client websites, implementing updates, security patches and performance improvements
- Built cross-browser, responsive sites using HTML5, CSS (SCSS, Less, Sass) and vanilla JavaScript
- Optimized site performance & SEO through asset compression, code minification and best-practice metadata
- Onboarded and mentored new colleagues, establishing coding standards and review workflows
Wordpress full-stack developer (office)
RIVO.Agency
10.2018 - 12.2019
- Developed custom WordPress themes and plugins from design specifications, including CodeCanyon-ready templates.
- Built cross-browser, responsive websites using HTML5, CSS3 (SCSS, Less, Sass) and vanilla JavaScript.
- Collaborated with back-end teams to design and integrate RESTful APIs.
- Enhanced user interfaces with jQuery and modern ES6+ patterns for dynamic, interactive features.
- Transitioned projects to React: authored reusable components, managed state, set up routing and connected to APIs.
- Optimized front-end performance through image compression, CSS/JS minification, code-splitting and lazy loading.
- Refactored legacy codebases to improve maintainability and adopt modern JavaScript workflows.
- Mentored and onboarded junior developers, contributing to coding standards and technical documentation.
Co-Founder | Wordpress Full-stack Developer (office)
GreenCode Studio
03.2017 - 09.2018
- Co-founded and led a web studio, defining business and technical strategy for growth and service offerings.
- Architected and built full-stack WordPress (PHP, ACF, WooCommerce) and front-end solutions (HTML, SCSS, jQuery), from custom themes/plugins to responsive UIs.
- Recruited, hired and mentored the technical team, established coding standards, review workflows and onboarding processes.
- Managed end-to-end client engagement: requirements gathering, proposal writing, contract negotiation and invoicing.
- Oversaw administrative and accounting tasks—budget tracking, financial reporting and collaboration with external accountants.
Wordpress full-stack developer (office)
SaintScript Software
09.2015 - 03.2017
- Developed WordPress themes and page templates from Photoshop/Figma designs using PHP, HTML and CSS.
- Integrated and customized Advanced Custom Fields (ACF) to build flexible content modules.
- Enhanced front-end interactions and dynamic UI components with jQuery.
- Customized and extended sites with plugins and custom functions to meet client requirements.
- Provided ongoing maintenance and support—content updates, plugin/theme upgrades and debugging.
- Improved site speed and SEO via image optimization, CSS/JS minification, caching setup and basic meta-tag configuration.
Education
Master of Science - Applied Mathematics
National University of Water And Environmental Engineering
Ukraine, Rivne01.2019
Skills
Tech skills: Wordpress, PHP, MySQL, Blade, HTML, CSS (SCSS, SASS, LESS), JavaScript, React, Redux, RESTApi, WP CLI, Composer, NPM, Docker, Webpack, Github, GitLab, Jenkins, Figma, PHPStorm, Apache, NGinx, ESLint, JIRA & Confluence, MacOS, Linux, Windows, Ubuntu
Accomplishments
- Delivered web development workshops to master’s students—teaching PHP, HTML, CSS/SASS, Less, WordPress and introductory React—bridging academic theory with real-world practice.
- Built and launched the university dormitory website, centralizing housing resources for hundreds of students (now archived).
- Engineered a 3D shooter game in Unity as my master’s thesis, showcasing C# programming, real-time rendering and game mechanics.
- Co-founded GreenCode, developing the company’s technical and business strategy over two years before transitioning to gain larger-scale industry experience.
- Founded hideas.agency, growing a solo hobby project into a four-person web studio within one year, delivering WordPress and front-end solutions until wartime disruptions.
SKILLS & LANGUAGES
Languages: Ukrainian (fluent), Russian (fluent), English (upper-intermediate), German (beginner).
Volleyball, computer games, nature walks, telegram groups, DIY electronics
Competitive sports: Competed in university-level volleyball and track & field (discus, shot put) at national championships; keen to resume volleyball when possible.
PC gaming & content creation: Regularly play multiplayer games to stay connected with friends; briefly ran a Rust-focused YouTube channel to share gameplay insights.
Outdoor adventures: Lead nature walks with my wife and our cat—who rides in a specially designed backpack “seat”—exploring local trails together.
Telegram community leadership: Founder and moderator of @arduino_ua_chat, Ukraine’s largest Arduino group on Telegram in Ukraine(aprixmatelly 1000 users).
Timeline
Web Developer
ClickOut Media
03.2024 - Current
Team Lead | Wordpress Full-stack Developer(hybrid)
Innocode
12.2022 - Current
Wordpress full-stack developer (remote)
Intersog
09.2021 - 12.2022
Wordpress full-stack developer (hybrid)
EvoPlay
12.2019 - 08.2021
Wordpress full-stack developer (office)
RIVO.Agency
10.2018 - 12.2019
Co-Founder | Wordpress Full-stack Developer (office)
GreenCode Studio
03.2017 - 09.2018
Wordpress full-stack developer (office)
SaintScript Software
09.2015 - 03.2017
Master of Science - Applied Mathematics
National University of Water And Environmental Engineering
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