Frontend Developer (React)

About the Role

We are seeking a Frontend Developer with strong expertise in ReactJS to build high-performance, real-time web applications for video surveillance and IoT systems. You will develop responsive dashboards, video playback components, and real-time event visualizations, ensuring seamless integration with backend APIs and edge devices. This role requires proficiency in React, TypeScript, and video streaming technologies, with a strong focus on performance, scalability, and user experience.

Responsibilities

• Develop and maintain ReactJS applications with Hooks, Context API, and Redux for state management.
• Implement real-time video players using Video.js, hls.js, or MSE/EME APIs.
• Integrate REST APIs and WebSockets for live event streaming and notifications.
• Translate UI/UX designs from Figma or Sketch into clean, reusable, and responsive code.
• Optimize state management and rendering performance for large-scale, high-frequency data.
• Collaborate with backend, AI, and edge engineering teams to deliver end-to-end solutions.
• Ensure cross-browser compatibility and responsive design.
• Maintain code quality through testing, documentation, and peer reviews.

Requirements

• 4+ years of professional frontend development using ReactJS.
• Proficiency with ES6+ and TypeScript.
• Strong knowledge of Hooks, Context API, Redux, and performance optimization techniques.
• Familiarity with video players (Video.js, hls.js) and media APIs (MSE/EME).
• Strong experience integrating REST APIs and WebSockets.
• Ability to implement pixel-perfect designs from tools like Figma, Sketch, or Adobe XD.
• Experience with state management, rendering performance, and real-time updates.

Nice to Have

• Experience with WebRTC, HLS, and WebSocket-based video streaming.
• Familiarity with progressive web apps (PWA) or offline-first approaches.
• Knowledge of data visualization libraries (D3.js, Recharts, or similar).
• Understanding of authentication flows (OAuth2, JWT).
• Exposure to DevOps and CI/CD for frontend deployments.