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Upgrade a mobile app

$1500-3000 USD

종료됨
게시됨 8년 이상 전

$1500-3000 USD

제출할때 지불됩니다
Maintain an existing Mobile App to add 3 more features.
프로젝트 ID: 9021380

프로젝트 정보

42 제안서
원격근무 프로젝트
활동 중 8년 전

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42 이 프로젝트에 프리랜서들의 평균 입찰은 $2,346 USD입니다.
사용자 아바타
Hello Dear. I have already build many apps like app you want. I have experience with Social app Video/Radio app, Spy app, Guard patrol system based on Nfc Read/Write , Location trace based on GPS, Routing app based on GoogleMp,Youtubevideo, JNI(FFMPEG,OPENVPN) , Responsible mobile site Bank Management system, Driver Routing app and so on.
$2,368 USD 30일에
4.9 (242 건의 리뷰)
8.7
8.7
사용자 아바타
Hi, How are you? I'm very interested in your job. I am a developer who is able to create the best quality iOS, Android app that can turn your idea into a world class app. I don't need to boast my portfolio, but as you can see I am a top developer in China. I have delivered over hundred of apps successfully. I can complete your job perfectly. Please let us discuss more detail on live chat. I can start to work immediately. Hope your reply. Thanks Gong
$2,577 USD 30일에
5.0 (176 건의 리뷰)
8.8
8.8
사용자 아바타
hello. i hope you are doing well.. i am an expert and experienced android/ios and website developer.. i have read your project's description.. please open chat box.. so we can discuss further details.. thank you.
$2,368 USD 10일에
4.8 (338 건의 리뷰)
8.9
8.9
사용자 아바타
Hi, dear. I have a full experience of JNI, FFMpeg, Google API, WebService. I have developed many apps for 5+ years. I have developed Social app with FB, G+, Chatting app(Iphone and Android). I have developed E-Commerce app with payment, GPS location app, SIP call app, Youtube API app. I have developed Spy app, Video Live Straming/Video Cutter app. I have developed BLE device connection app(BLE printer app, Cahiser app using BLE). I have developed Location Shariing, Push Notification on IPhone. I have developed OpenVPN client for android. If you give me this projects, i will satisfy you. If you interested, please ping me. Regards.
$2,368 USD 30일에
4.9 (155 건의 리뷰)
8.4
8.4
사용자 아바타
A proposal has not yet been provided
$2,319 USD 30일에
4.7 (124 건의 리뷰)
8.5
8.5
사용자 아바타
Dear Sir, We are working on iPhone, iPad, Android(Only in native language) Web and PHP. We have large team of that skills with designer. We have checked your requirement and we are interested to working on it, would like to see wire-frame for more detail. We ensure to give a best quality apps, please check one time our profile it's show our talent and experience. We have worked with various startups and growing companies to make some really great products. We understand business requirements very well to make a best solution which is required. so when you need more than just a programmer who can put his own inputs on table to make a product better, we can be the best choice. We already developed 200+ apps in android & iOS with no incomplete projects and perfect 5 star. Application development is our strength. Basically speaking, we are the people who develop with passion! waiting for your reply... Thanks.
$2,000 USD 20일에
4.9 (95 건의 리뷰)
8.2
8.2
사용자 아바타
A proposal has not yet been provided
$2,368 USD 30일에
5.0 (17 건의 리뷰)
7.2
7.2
사용자 아바타
Hi I have gone through the details of your project and we find it well within our capabilities. I offer a wide range of services, including Web design, PHP/MySQL web application development, Open sources like Joomla, Os-commerce,vBulletin , Zen cart-Drupal , android and IOS , I can create and deliver the project as per the information.I have skilled, expert programmers I'm very excited to assist you in making your Sites successful – please feel free to contact me directly to discuss this position further. Thanks
$1,546 USD 30일에
4.9 (22 건의 리뷰)
6.5
6.5
사용자 아바타
HI. PELASE CONTACT ME, BEFORE AWARD SOMEONE ELSE! I have 100% confident to finish your project successfully. I am senior iOS&Android&Web&Backend developer and have 7+ years experience. I am providing high quality results and my code is excellent with MVC. I can complete your project successfully within the shortest duration. I wish your reply. Regards.
$2,368 USD 30일에
5.0 (15 건의 리뷰)
6.5
6.5
사용자 아바타
Hello, I will maintain an existing mobile app with the features you would like. I have 5 years of experienced on mobile apps, web APIs and UI development I have gone through your project post description and as per my previous experience with this I am capable to do this project. I have developed the Scheduling, Events, Dating apps, google map, social chat, other apps with clients need . I will start with the wireframes and getting the design completed, before starting the actual development phase. Regarding your project if you have any reference or if you have already created a doc then please share with me so I can check and proceed in right momentum As concern for my skills please take a look on my past work. Please share more details to check and discuss . Looking forward with more details Thanks Julian
$1,842 USD 30일에
4.5 (59 건의 리뷰)
7.2
7.2
사용자 아바타
Hey, This is a placeholder bid and timeline. We will revise it once we have detailed specifications and have discussed the project with you. We have checked the details you have shared. The details shared are doable task for us. We would like to discuss complete SOW. Please initiate PM to discuss further. Our Strengths : -9 years of successful operations -115+ employees -750 worldwide customers. Awaiting for your response Cheers, MF
$3,157 USD 30일에
5.0 (8 건의 리뷰)
5.8
5.8
사용자 아바타
Hello Hope you are doing great. We have checked your requirements. We are ready to upgrade the android and ios app. We are team of developers, for us location does not matter. Please come to discuss for more details.
$1,500 USD 30일에
4.6 (42 건의 리뷰)
5.7
5.7
사용자 아바타
A proposal has not yet been provided
$2,500 USD 30일에
5.0 (15 건의 리뷰)
4.9
4.9
사용자 아바타
I have 6+ years of experience in Android / iPhone applications development. I have done this tings earlier. I am working on Android / iPhone Application Design and Development. I have worked on a variety of mobile apps. Skills: Android / iPhone Application development Thanks
$1,650 USD 20일에
5.0 (13 건의 리뷰)
4.7
4.7

고객에 대한 정보

국기 (VIETNAM)
Hanoi, Vietnam
0.0
0
8월 30, 2010부터 회원입니다

고객 확인

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Upgrade an existing Mobile App
$3000-5000 USD
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