IPTV App Development for Smart TVs

I am looking for a developer with experience in developing IPTV applications for Smart TVs. The goal is to create a custom player connected to my XuiOne panel and publish it on the following platforms:

Android / Android TV
Samsung Tizen (Smart TV)
LG webOS (Smart TV)

- Key features of the app:
Live channel player from XuiOne (Xtream Codes API)
Login with username and password
Option for the user to add their own remote list (M3U/M3U8 URL)
Design inspired by the BOBplayer app (available in the Samsung store)
Prepared to enable VOD functionality in the future

- Suggested technologies (not mandatory):
Android: ExoPlayer or other player with HLS support
Tizen: Tizen Studio + JavaScript
webOS: webOS SDK + Enyo.js or HTML5/JS

- Publication required on official stores:
Google Play Store
Samsung Seller Office
LG Developer Lounge

- Requirements for Apply:
Proven experience developing IPTV apps for Smart TVs
Experience working with XuiOne is a plus
Ability to publish in official stores
Demos or real-life examples of similar apps