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Senior Frontend Engineer
Summary
Senior Frontend Engineer with 5+ years building scalable, performance-focused web platforms. Strong in frontend architecture, rendering strategies (SSG, SSR, ISR), headless CMS, and CI/CD—from design to deploy.
Core Competencies
- Frontend Architecture & Scalable Systems
- Performance Optimization & Core Web Vitals
- Rendering strategies (SSG, SSR, ISR, etc.) — when to use them, trade-offs, and implementation (e.g. Nuxt, Vue)
- Accessibility (WCAG, semantic HTML, keyboard & screen reader support)
- Headless CMS & API Integrations
- Analytics & Data-Driven Improvements
- CI/CD & Deployment Ownership
- Manual & smoke testing; quality checks from concept to production
- Animation & motion (GSAP, CSS) for polished UX
- Cross-functional Collaboration
Professional Experience

Senior Frontend Engineer
Xicay Inc. · Agency
Sep 2024 – Present
- Worked alone as frontend engineer on assigned projects; responsible for architecture, implementation, and deployment of production-grade web platforms (~20–50k monthly users).
- Designed and built scalable Nuxt-based SSR architecture integrated with Storyblok CMS.
- Migrated static SSG implementation to full SSR setup enabling live content editing and improved rendering strategy.
- Improved Lighthouse performance scores through rendering optimization, asset strategy, and structural refactoring.
- Defined CMS content modeling and editorial workflows from zero to production.
- Implemented full analytics stack (GA4, GTM) including custom events and tracking architecture.
- Configured Google Search Console and improved technical SEO foundations.
- Established CI/CD pipelines and deployment workflows ensuring stable and repeatable releases.
Selected Projects

Frontend Developer
ThinkMobiles · Agency
May 2021 – Aug 2025
- Contributed to large-scale API-driven web platforms within a multi-team environment.
- Developed frontend systems integrated with headless CMS, backend APIs, and marketing infrastructure.
- Participated in frontend architecture discussions and cross-team technical decisions.
- Contributed to complex ecosystem platforms including main websites, landing pages, and CMS-driven products.
- Delivered internal tools including marketing automation and content-driven platforms.
- Worked independently in frontend/backend pairs on small-to-medium client projects.
- Conducted interviews for junior developer and design roles.
Technical Stack
Frontend
Vue, Nuxt, React, Next.js, Astro, JavaScript (ES6+), TypeScript, HTML5, CSS3, Sass, Tailwind, GSAP, CSS animations
Backend & Systems
Node.js, Express, PostgreSQL, MongoDB, Redis
Infrastructure & DevOps
Docker, Cloudflare, GitHub Actions, GitLab CI, Vercel, Linux, Bash
Analytics & Optimization
Google Analytics 4, Google Tag Manager, Google Search Console
Tooling
Git, Webpack, ESLint, Figma, Jira, Trello, BrowserStack
Education
Bachelor's Degree in Software Engineering
Uzhhorod National University · 2022
Junior Specialist Diploma in Software Development
Uzhhorod National University · 2019
Languages
Hungarian— Native
Ukrainian— Advanced
English— Advanced