Build messenger app (kind off wahtsapp)

Hello, hope everyone is safe and doing good. Myself Krishna (software professional) looking for someone who can work on freelancing mode to build an messenger app (android & ios). I wont be involved in development, i will just give requirement for the project. I need features like 1 to 1 chating, audio calling, group formation, group chatting. Even photos, videos, voice messages should be able to share in chatbox. I need development in latest version of react native. If you are interested please let me know i can provide you more details. Thank you.