Frontend Engineer

Quest Global
Bengaluru, Karnataka, India

Job Requirements

Role Summary

Senior frontend engineer building high-performance, real-time web experiences for streaming and interactive workflows. The role focuses on responsive UI, low-latency interactions, and robust behaviour under variable network and device conditions.

Key Responsibilities

  • Develop and maintain real-time web applications using React (or comparable modern framework)
  • Implement real-time features: video/audio rendering, screen share, chat, annotations, and remote interaction controls
  • Integrate with WebRTC clients and signalling flows; handle reconnection, device selection, and user permissions
  • Optimise for performance: render efficiency, memory usage, frame rate stability, and startup time
  • Build accessible, maintainable component architectures and consistent UX patterns
  • Collaborate with backend/WebRTC teams on APIs, events, and session lifecycle
  • Implement telemetry and client-side logging to support production diagnostics

Work Experience

Must-have Skills & Experience

  • 6–10 years in frontend engineering with modern React
  • Strong React expertise (state management, performance profiling, component architecture)
  • Experience building real-time/interactive web apps (streaming, collaboration, dashboards with live updates)
  • Comfortable debugging complex client issues (browser APIs, media devices, permissions)
  • Strong testing discipline (unit/integration/e2e as appropriate)

Good-to-have / Bonus

  • WebRTC integration experience on the frontend (media tracks, device APIs, reconnection)
  • Experience with Canvas/WebGL for overlays/annotations
  • Experience designing UX for low-latency control/feedback loops
  • Knowledge of observability tooling (client metrics, logging pipelines)

Score my resume against this job, free →

Get your ATS score for this role — free. Score my resume free →