Senior ReactJS Engineer

About the Position

Our client is a product-driven technology company operating in the video streaming space, providing a full-cycle platform for launching, managing, and scaling digital video services. We’re looking for a Senior ReactJS Engineer to join a cross-functional team working on a mature, production-grade web platform.

You’ll be contributing to a key client project, building user-facing features, and maintaining high standards of code quality and architecture.

Location: remote (+- 1 hour from CET)

Employment: full-time (40 hours per week)

Responsibilities

• Develop features within a structured monorepo
• Work with a plugin-based architecture
• Review code and support engineering best practices
• Collaborate on estimations and backlog refinement
• Translate business requirements into technical solutions
• Use AI tools (including Claude) in your daily workflow

Requirements

• 5+ years of experience as ReactJS Engineer (strong React 18 + TypeScript is required)
• Experience with modern state management approaches outside of Redux, including working with proxy- or signal-based libraries such as Valtio or Zustand.
• Experience with data fetching strategies using tools like SWR or TanStack Query, including handling caching mechanisms and token renewal.
• Experience with Webpack 5, including optimizing bundle performance, implementing code splitting, and using lazy loading techniques.
• Experience in writing tests using Jest and React Testing Library, as well as end-to-end testing with Playwright.
• Familiarity with Storybook, ESLint, and enforced code quality tooling
• Comfortable working in complex, long-lived codebases, with a strong understanding of plugin-based architecture and the separation between server and application state
• Prefers explicit, practical solutions over heavy abstraction; experience in SaaS or multi-tenant environments is a plus
• Strong communication skills and ability to work in a team
• Fluent English (spoken and written)

Nice to Have

• Experience with streaming / media products
• Basic backend understanding (BFF concept)
• Accessibility and i18n knowledge
• Docker / cloud / CI-CD basics
• Experience in SaaS or multi-tenant products

We Offer

• Remote work in the international company with HQ in Dublin, Ireland
• Competitive salary in the EUR
• Flexible working hours to help you manage your work/life balance
• Career and professional growth
• Warm and friendly attitude to every specialist

About the Company

Our client is a product-driven technology company operating in the video streaming space, providing a full-cycle platform for launching, managing, and scaling digital video services. The company combines expertise in platform development, product strategy, and delivery to support a wide range of clients - from large-scale broadcasters to niche content providers - across international markets.