Святослав

SVIATOSLAV PANEVNYK
Software Engineer
Stryi, Ukraine | [open contact info](look above in the "contact info" section) | [open contact info](look above in the "contact info" section) | LinkedIn

PROFESSIONAL SUMMARY

Senior Frontend Engineer with over 8 years of experience architecting high-performance, accessible web
ecosystems. Expert in Vue/Nuxt and React/Next.js, with a proven track record of optimizing rendering cycles and
bundle footprints to drastically improve Core Web Vitals. Adept at reducing technical debt by engineering bespoke,
lightweight components. Versatile full-stack contributor (Node.js/Java) experienced in Dockerized environments
and committed to engineering excellence.

TECHNICAL SKILLS

Languages: TypeScript, JavaScript (ES6+), HTML5, CSS3
Frameworks/Libraries: Vue.js (2/3), Nuxt.js, React, Next.js, TailwindCSS, Pinia, Redux
Backend & Tools: Node.js, Express, NestJS, GraphQL, REST API, Docker, AWS
Databases: PostgreSQL, MySQL, MongoDB, Redis
Testing & Quality: Vitest, Jest, Playwright, CI/CD, Code Reviews
Build Tools: Vite, Webpack

PROFESSIONAL EXPERIENCE

Senior Software Engineer 01/2025 – Present
NDA Stryi, Ukraine
• Spearheaded the migration from Vue 2 to Vue 3 utilizing the Composition API, modernizing the architecture to
enhance maintainability and developer velocity.
• Engineered responsive, accessible interfaces in Vue and React with TypeScript, augmenting UX consistency
and accessibility compliance.
• Optimized data-fetching strategies and implemented lazy loading alongside route-level code-splitting, achieving
a 30% reduction in initial page load time and decreasing bundle size by up to 35%.
• Replaced resource-intensive third-party components with streamlined custom solutions, resulting in up to a 60%
reduction in feature load times.
• Integrated an AI agent and chatbot to automate support workflows and increase self-serve resolution rates.

Senior Software Engineer 06/2023 – 10/2024
Jigsaw Stryi, Ukraine
• Architected responsive web applications using Vue.js and Nuxt, resulting in a 25% increase in mobile
conversion rates and a 15% improvement in Core Web Vitals across all platforms.
• Chaired code reviews and initiated refactoring efforts to boost performance, enhance readability, and increase
maintainability.
• Elevated application accessibility by refining keyboard navigation and screen-reader support.
• Established comprehensive unit and integration testing workflows to bolster code reliability and preemptively
identify regressions.
 • Substituted a heavy third-party timeline library with a custom, lightweight implementation to reduce feature load
times.

Software Engineer 06/2021 – 06/2023
EPAM Systems Lviv, Ukraine
• Spearheaded the standardization of reusable component patterns in React/Next.js and Vue/Nuxt,
reducing development cycle times by 30% and enabling the team to ship features 2 weeks ahead of
schedule.
• Developed backend APIs with Node.js and Express to support frontend functionalities and system integrations.
• Managed Docker-based deployment pipelines to streamline release processes and minimize environment
inconsistencies.
• Optimized application performance through code-splitting, lazy loading, and bundle analysis.

Software Engineer 10/2018 – 06/2021
Softonix Lviv, Ukraine
• Engineered robust, cross-browser compatible applications using Vue and React, achieving 99.9% UI
consistency and reducing front-end bug reports by 40% through automated visual regression testing.
• Applied advanced web performance best practices to minimize bundle sizes and accelerate rendering speeds.
• Mentored junior software engineers and facilitated the establishment of coding standards and best practices.

EDUCATION

Master’s Degree, Banking and Information Technology 2015
Lviv Banking Institute Lviv, Ukraine

LANGUAGES

• Ukrainian: Native
• English: Upper-Intermediate (B2)