Senior Frontend Engineer (Gamedev)

TL;DR

Senior Frontend Engineer (Gamedev): Building and optimizing high-load mobile-first web platforms and complex internal CMS tools with an accent on performance, SSR, and scalable UI architecture. Focus on solving complex rendering challenges, optimizing Core Web Vitals, and designing extensible component systems for the gaming industry.

Location: On-site in Lisbon or Belgrade.

Company

hirify.global is an integrated commerce, liveops automation, community engagement, and payments platform for video games.

What you will do

• Build and maintain scalable, mobile-first interfaces for game hubs.
• Implement performance-critical rendering and caching strategies for high-load systems.
• Design and evolve React-based CMS interfaces, including page editors and component palettes.
• Develop complex forms and state management systems for internal tools.
• Design front-end architecture and ensure observability of client-side performance.
• Write unit and integration tests to ensure high code quality.

Requirements

• 5+ years of front-end development experience.
• Strong proficiency in React.
• Production experience with Next.js and SSR for high-load systems.
• Experience with TanStack (React Query).
• Strong performance optimization skills (Core Web Vitals, profiling, bundle optimization).
• Experience with Tailwind CSS v4, Vite, React Server Components, and Bun.

Nice to have

• Background in entertainment or gaming web-based projects.
• Experience with schema-based forms (Zod).
• Experience with BaseUI or Radix.