Need a WebRTC Expert

Looking for a webrtc expert to fix few issues in Video conference app. Admin panel is pure php and socket server is Node.js During call if customer will click on the above Toggle camera and he start back camera and then he again start front camera recording restarts and after call when we check recording it actually have the later part of call that is after customer click on toggle camera. For example: If doctor call customer and completed 5 min call and then customer toggle camera from front to back n back to front and doctor continue call for another 5 min. SO after a total of 10 min call when we see We have last part of 5 min recording.