improve an already created android app prototype

Hello, share the source code and let me know what needs to be done then i will get it done quite quite quickly. Lets chat to proceed.

Dear I am very interested in your project I am a skillful and talented Android developer I have proficient Java skills with 7 years experience Relevant Skills and Experience If you are interested, please check my profile and contact me I am looking forward to hearing from you soon Thanks Proposed Milestones $25 USD - Discussion

Dear Sir, I have read your project description. I have done many similar projects and can do your work. Please come to private chat to discuss in detail. Relevant Skills and Experience I am a Professional Android App Developer and Designer with 5+ years of experience. I have completed 100+ projects with Excellent remarks. Proposed Milestones $25 USD - Budget

Hello!!! How are you today? I am very interested in your project. I have read your project description very carefully. I have being developed many mobile apps including the android and ios versions for 6 years. I want to work with you. I would like to discuss with you about your project in detail. I will send you the my app links if you want. Please contact me. I will wait for your responding. Best regards.

Hello. I read your proposal I have developed many Android apps for several years. I can create your backend side(admin panel and rest api) too. Of course I am sure I can complete your job PERFECTLY and SMARTLY. Hope to work with you. I want your reply. Thank you.

Good day,Dear.I read your description carefully.I can do your job perfactly.I have 8+ years worked in mobile development.I am also extremely analytical and very detailed oriented worker. Stay tuned, I'm still working on this proposal.

I can analyze the code base and point out any memory leaks and potential bugs, can also properly document the code so it's easier to understand for further development. Relevant Skills and Experience Excellent UI/UX skills, a lot of my users have complimented the my apps so not just self proclaimed designer. I also have extensive experience consuming web APIs, JSON, Content Providers and SQLite. Proposed Milestones $100 USD - Full payment

A proposal has not yet been provided

Hi. I'm new on this site and I offer the most competitive rates to gain some momentum. I have 5+ years of Java experience and have been developing for Android for a couple of years. Relevant Skills and Experience Android, Java, XML, JSON, Networking, SQL Proposed Milestones $15 USD - project completion Hi, nice to e-meet you. How are you? I would love to hear more about your project.