Hello, I have read your proposal descriptions carefully and think I can handle your problems.
As a mobile app developer with 6 years of experience, I have extensive experience in Android, Mobile App Development, PhoneGap, JavaScript, Cloud Computing.
These skills required in job descriptions are my strengths.
Because I started web development with these techs and have been using it for more than 6 years.
So I am especially interested in your job and I think it is very familiar to me.
I can complete your project, contact me!
Best regards.