Dear employer,
As a preferred freelancer with history of 7+ years, I am excited to submit my application for your this project.
I've carefully read your description, and I am confident that I can satisfy you in this project.
2 months ago, I have been successful in completing same project as yours, which you can confirm by reviewing my job history.
I have rich experience in developing Android/iPhone apps related to geolocation.
Once you would award this job to me, I will complete it within short timeline.
I am looking forward to discussing this job.
Best regards,
Zhang