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Senior React.JS Developer
LinkedIn Recruiter Post
Senior React.JS Developer needed in Mississauga, ON. Hybrid role requiring strong ReactJS, HTML5, CSS, JavaScript, and Redux experience.
About the role
- Lead the modernization of Wowza Streaming Engine Manager, replacing legacy application with a scalable web-based platform. Responsible for architecting next-generation UI for real-time management of streaming engine instances.
Responsibilities
- Design and develop modern web application architecture replacing legacy JSP/jQuery-based system.
- Architect deployment-agnostic solution supporting on-premises (Linux/Windows), cloud, and hybrid environments.
- Build centralized management dashboard supporting multiple concurrent WSE instances with real-time monitoring.
- Integrate native video players supporting HLS, DASH, and WebRTC protocols for live stream monitoring.
- Leverage existing REST APIs and collaborate on new endpoint development as needed.
- Create responsive, mobile-first interfaces supporting desktop, tablet, and mobile devices.
- Establish comprehensive design system with reusable UI components and consistent styling.
- Implement WebSocket-based real-time data visualization for metrics, alerts, and status monitoring.
- Build configuration template systems and bulk deployment workflows for multi-instance management.
Requirements
- 5+ years of hands-on experience building modern web applications using React (preferred), Vue.js, or Angular.
- Advanced JavaScript/TypeScript proficiency with ES6+, async programming, and modern development patterns.
- Hands-on experience with REST API integration and asynchronous data handling.
- Experience with state management solutions (Redux, Vuex, NgRx, or equivalent).
- Strong knowledge of HTML5, CSS3, Flexbox/Grid, and responsive, mobile-first design.
- Experience with modern build tools such as Webpack, Vite, or similar.
- Experience with unit and UI testing frameworks (Jest, Cypress, Testing Library, etc.).
- Strong debugging skills using browser DevTools and performance profiling.
- Proficiency with Git and modern development workflows.
- Willingness to collaborate with globally distributed teams across time zones.
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No Education Requirement
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