Real-time Media Engineer (Live Speaking Avatar)

Job Title: Real-time Media Engineer (Live Speaking Avatar)

Location: Coimbatore

Employment Type: Full-time

Experience: 5+ years of experience in real-time media/streaming with production-level WebRTC ownership.

Key Responsibilities

Design and implement real-time audio/video streaming systems with ultra-low latency

Build and optimize WebRTC pipelines, including signaling and media transport

Develop and maintain SFU-based architectures for scalable real-time communication

Ensure audio-video synchronization and handle jitter, packet loss, and network variability

Configure and manage TURN/STUN servers for reliable NAT traversal

Develop media processing pipelines using GStreamer or FFmpeg

Optimize encoding pipelines using NVIDIA NVENC hardware acceleration

Deploy and manage streaming infrastructure on AWS (EC2 GPU, VPC, networking)

Collaborate with cross-functional teams to integrate real-time avatar systems

Monitor and maintain production systems with strict latency SLAs.

Requirements:

• Strong expertise in WebRTC: ICE, DTLS, SRTP, SDP, simulcast, SVC

• Hands-on experience with SFU frameworks: LiveKit, mediasoup, Janus, or Jitsi

• Deep understanding of video/audio codecs: H.264, VP9, AV1, Opus (including bitrate tuning)

• Experience with NVIDIA NVENC hardware encoding

• Proficiency in GStreamer or FFmpeg pipeline development

• Strong knowledge of audio/video synchronization, jitter buffers, and packet recovery

• Experience with TURN/STUN servers and NAT traversal

• Hands-on experience with AWS (EC2 GPU instances, VPC, Elastic IP setup)

• Programming expertise in Go, Rust, C++, or async Python

• Proven experience delivering sub-second latency systems in production