Senior WebRTC Firmware DeveloperEzlo Innovation • ajit, India

Senior WebRTC Firmware Developer

Ezlo Innovation • ajit, India

3 hours ago

Job description

About the Role

We're looking for an expert-level developer to own and evolve our WebRTC streaming orchestration service for smart home hub devices. This is a critical component that bridges IoT cameras with cloud services, enabling real-time video streaming for thousands of deployed devices.

You'll join our firmware team and take full ownership of a production Go application (~6,600 lines) that handles WebRTC streaming, MQTT communication, and cloud integration.

What You'll Work On

WebRTC Streaming Pipeline - Manage real-time video streaming from IP cameras to cloud clients via WebRTC and RTSP protocols
MediaMTX Integration - Orchestrate RTSP-to-WebRTC conversion through the MediaMTX server
MQTT Gateway - Handle bidirectional messaging between hub devices and cloud infrastructure
Network Resilience - Implement and improve retry logic, connection monitoring, and graceful degradation
ICE / TURN Server Management - Coordinate P2P connectivity and credential distribution
Metrics & Observability - Maintain OpenTelemetry tracing, structured logging, and performance metrics

Tech Stack

Language : Go 1.22 (compiled for ARM Linux)

Protocols : WebRTC, RTSP, MQTT, WebSockets, MSE

Key Libraries : paho.mqtt.golang, gortsplib, gorilla / websocket, zerolog, viper

Infrastructure : MediaMTX, MQTT broker, cloud APIs

CI / CD : GitLab pipelines, S3 deployment

Target Hardware : ARM-based smart home hubs

Requirements

Must Have

Expert Go development - Production experience with concurrent Go applications, goroutines, channels, and memory management

Deep WebRTC protocol knowledge - Understanding of ICE, STUN / TURN, SDP negotiation, RTP / RTCP, and codec handling (H.264, MPEG4)

Embedded systems experience - Comfortable with resource-constrained environments, ARM architecture, and cross-compilation

Network debugging skills - Proficient with packet analysis, latency troubleshooting, and diagnosing connectivity issues across NAT / firewall scenarios

RTSP / streaming protocols - Experience with real-time streaming, media servers, and video pipeline optimization

Nice to Have

MQTT protocol experience

IoT / smart home domain knowledge

Experience with MediaMTX or similar media servers

OpenTelemetry / distributed tracing

Linux systems programming

What Success Looks Like

Reliable video streaming with minimal latency across varying network conditions

Quick diagnosis and resolution of streaming issues on deployed devices

Clean, maintainable code that other firmware team members can understand

Proactive identification of potential issues before they impact production

Details

Team : Firmware team

Type : Full-time

Hardware : Access to hub devices provided for development and testing

How to Apply

Please include : - Resume highlighting relevant WebRTC / streaming experience - Examples of Go projects you've built or contributed to - Brief description of a challenging networking or streaming problem you solved

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Firmware Developer • ajit, India

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