FreeSWITCH VoIP Engineer (SIP, H.264, SIP-RTMP)

We are looking for an experienced VoIP / FreeSWITCH Engineer to work on FreeSWITCH open-source v1.10.2 implementation and configuration.

The ideal candidate should have strong hands-on experience with SIP signaling, video calling (H.264), SIP gateways, and media handling. You will be responsible for configuring FreeSWITCH to support video, resolving connectivity and codec issues, and implementing SIP to RTMP recording/transcoding.

Responsibilities

Configure and troubleshoot FreeSWITCH v1.10.2 (open source)

Enable and optimize video calling using H.264 codec

Configure and manage SIP gateways and SIP interoperability

Implement SIP to RTMP recording and video transcoding

Debug SIP, RTP, media, and codec-related issues

Ensure stable audio/video performance

Required Skills

FreeSWITCH (v1.10.x)

VoIP & SIP protocols

H.264 Video Codec

SIP Gateways

RTP / RTMP

Media transcoding and recording

VoIP troubleshooting and optimization

Nice to Have

Node.js knowledge

Experience with video streaming workflows

Project Details

Scope: Medium

Duration: 1 to 3 months

Experience Level: Intermediate to Advanced