FusionPBX Features Integration and Rebranding

I'm in need of an experienced FusionPBX developer who can quickly integrate vital features - call recording, call forwarding and call routing into my current FusionPBX system using a custom API. The customization must also include rebranding aspects such as GUI customization and brand logo insertion.

Skills and Experience:
- Profound knowledge of FusionPBX system
- Skilled in custom API integration
- Experience in GUI customization for rebranding
- Ability to work under tight timeframes as this project needs to be completed ASAP

Tasks:
- FusionPBX Installation & system setup on Server
- Integration of specified features via custom API
- Brand rebranding (server setup, GUI and logo customization)

Any expertise in PHP, LUA, PostgreSQL, and FreeSWITCH will be advantageous. Do note, this is an urgent project, so kindly only get in touch if you can start immediately.

NOTE : PAYMENT WILL BE DONE ONLY AFTER WORK IS COMPLETED, SO IF YOU ARE IN A HURRY TO GET PAYMENT FIRST, DON'T MIND TO APPLY FOR THIS TASK