I need an upgrade on my chat apps for VCM feature

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I need an upgrade on my chat apps for VCM feature Hi, project owner After carefully reading your job description, I am very impressed with your project and now have a full understanding of it. I am extremely experienced in iOS and Android app development with 5 years and I am also very strong at server back-end programming, as well as synchronizing app and MySQL database by developing and integrating JSON-RESTful server API modules. Especially I have build video conferencing apps with chat functions. Group, single chat etc. I can implement your project fully with soft budget within short time. I will do my best in order to realize your ideas into reality. Followings are my services what I will provide 1. Daily or Weekly update. 2. Clean and Robust code. 3. Responsible communication for more than 10 hours each day. 4. Free Bug-Fix support for 2 months after completion. Please invite me on chatting and give me a chance to serve you. Thanks and best regards. Ahmad K.