Ігор

Media Buying Agency

IHOR
PROFESSIONAL SUMMARY
Berchuk Results-driven Frontend Developer with proven hands-on experience engineering 50+ high-conversion

landing pages and responsive web interfaces. Strong command of JavaScript (ES6+),

Frontend Developer HTML5/CSS3/SCSS, and React.js, complemented by practical knowledge of PHP & MySQL for

backend integration. Former team leader with sharp communication skills and a structured,

deadline-driven work style. Committed to writing clean, maintainable code and continuously raising the

CONTACT bar on performance.

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WORK EXPERIENCE
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Full-stack developer
May 22 0 5

GitHub
Media Buying Agency

Telegram › Architected custom server-side solutions with PHP/MySQL, implementing modularcode structures to
support complex business logic and multi-user environments.

LinkedIn
› Streamlined application infrastructure by configuring reverse proxies and securerouting, reducing server
Ukraine vulnerability and improving overall system reliability.

› Refactored and optimized legacy codebases developed by other teams, improvingperformance and
maintainability.

CORE SKILLS › Deployed projects to production servers, including domain configuration, SSLcertificate installation,
· HTML5 / CSS3 / SCSS
database migration, and caching setup.

› Integrated and maintained analytics tools (Facebook Pixel, Matomo, etc.) fortracking and performance
· JavaScript ES6+

monitoring.

· React.js
› Implemented Progressive Web Apps (PWA) for seamless usage across mobiledevices and desktop
· PHP (basics)
environments.
· MySQL (basics)

· REST API / Fetch / AJAX
Frontend Developer
Mar 2 24 A 2 2
0 - pr 0 5

· Git & GitHub
Outsource Team · Remote

· BEM Methodology
› Engineered and optimized 50+ high-conversion landing pages using HTML5, CSS3, and JavaScript —
· Flexbox & CSS Grid
consistently meeting tight campaign deadlines.

· Responsive Design
› Architected mobile-first, fully responsive layouts with cross-browser compatibility across
Chrome,Firefox, Safari, and Edge.

· DOM Manipulation
› Integrated lead-tracking scripts, REST API-based forms, and third-party services (analytics, CRM,
· Webpack / Vite
adplatforms).

· Debugging & DevTools
› Optimized page load speed and Core Web Vitals scores, directly improving conversion rates for
· UI/UX Principles
trafficcampaigns.

· Cross-browser Compatibility
› Supported A/B testing workflows — built landing variants and implemented custom tracking events
· Performance Optimization
viaJS.

› Collaborated closely with designers to iterate on UI rapidly and adapt layouts for multiple trafficsources.

· A/B Testing Setup › Applied PHP & MySQL knowledge for lightweight backend tasks including form handling and basicdata
persistence.
SOFT SKILLS
KEY PROJECTS
· Team Leadership

· Cross-functional collab
50+ Landing Pages — Outsource Arbitrage Campaigns


· Detail-oriented
› Stack: HTML5, CSS3/SCSS, JavaScript, PHP, REST API, Git


· Fast learner
› Built pixel-perfect, mobile-first pages; integrated tracking and A/B test variants; optimized CWV scores.

· Deadline-driven Personal Frontend Projects (GitHub)


› Practice projects in Vanilla JS and React — component architecture, hooks, routing, and API

LANGUAGES consumption.


› Focused on clean code standards, BEM structure, and responsive layouts.

Ukrainian— Native

English — Intermediate EDUCATION & COURSES
The Complete JavaScript Course

Udemy · Ivan Petrychenko 2 240

The Complete React Course

Udemy · Jonas Schmedtmann 2 240