Hi
I worked some project for overwrite title and animation on video using FFMPEG before.
I can build your app perfectly.
I have an experience of 8+ years of mobile app developer, so I have confident to implement your project and I can demonstrate it through working on your project certainly.
I will provide you quality work according to your project instructions.
Please award me the project so that we can discuss it more.
https://www.freelancer.com/u/covernal
Please invite me on chat and give me a chance to serve you
Looking forward to work with you
Best Regards.
Ying Yu.