Urgent! - Android developer certified for upgrading app

Cancelled Posted 4 years ago Paid on delivery
Cancelled

HI, already i have a web app that works with XML and Firebase for notifications. Due to latest Google updates, now notifications not working on many devices. App need to be fixed and upgraded for latest Android version.

Android Java Mobile App Development XML

Project ID: #19269947

About the project

57 proposals Remote project Active 4 years ago

57 freelancers are bidding on average $19/hour for this job

wuyong2020

Hello! I am mobile app developing expert and have good experiences with Android, iPhone, Mobile App Development... This project is very interesting for me and perfect fit with my skills. I am available now and can s More

$22 USD / hour
(74 Reviews)
7.8
om26er

i can fix your android application as i have fixed this kind of issues before in the past. i am sure and highly confident i can fix it. lets chat to start.

$20 USD / hour
(338 Reviews)
8.1
hy1990com

Hello. I have read your request and I am interested in your project. I am full stack android app developer with over 5 years experience and I have full experience in FCM. I think we can discuss more details on chat. More

$22 USD / hour
(73 Reviews)
7.9
hemanshusondhi

NO UPFRONT PAYMENT REQUIRED! We very well understand that as soon as you have posted this project, you would be flooded with tons of bids and making it very hard to choose the right freelancer for you. Below is w More

$15 USD / hour
(68 Reviews)
8.4
Dreamappsolution

Hi sir, I read your project description .I can do your project & able to run successfully. I have 6+ years experience for mobile application development & done over 200+ mobile apps by a good team members . It wil More

$15 USD / hour
(179 Reviews)
7.7
covernal

Hi, How are you? My Skills are : - Programming Languages- Objective-C / Swift 1.0 ~ 4.1 / Java /React-Native,Js/ C++ / C# / PHP / Angular, .NET, ASP.NET - Mobile Programming : iOS/Objective-C/SWIFT Andr More

$27 USD / hour
(74 Reviews)
7.9
topstar323

Hi I have mobile(Android&Ios) and backend(PHP, NodeJS) skill with 7+ years experience. I am very familiar with - On demand system such as UBER style booking , Delivery - Sharing , Dating - VPN for windows, macO More

$20 USD / hour
(83 Reviews)
7.9
peng72083

Hello I have read your description carefully, it seems about migrating GCM to FCM. I am a senior mobile app developer, rich have experience in FCM push notification. I am very interested in your project. Hope to di More

$22 USD / hour
(46 Reviews)
7.5
Smart1902

Hello, Hope you are doing great. I have read your project requirement & I understood it completely. we can develop this application as we have already worked on many application in past. I am having 7+years of More

$15 USD / hour
(106 Reviews)
7.6
ksd711

Hi, I am having 6+years of experience in Android Application Development. Also, expertise in Android Studio, Java, Web services API's, Back-end & graphic design. I am here waiting to discuss about your requirement in More

$20 USD / hour
(95 Reviews)
7.5
YuKai7777

Dear Greece Client! How are you? I am Yukai. I have read your project description carefully. I am a senior android developer, firebase notification master. So I can make good result you hope. Please check my profil More

$20 USD / hour
(58 Reviews)
7.3
Srashtasoft

Hi Dear, Hope you are doing well! I am Kumarsingh from Srashtasoft. We don't just build an application, We build the reputation, trust, and relationship. Thank you for this wonderful opportunity.I have excellen More

$15 USD / hour
(89 Reviews)
6.8
PakTech1

Hi! I have Bachelors in Information Technology and four years of experience with android development and design, i recently faced this issue when firebase notification function stopped working, contact me so that i ca More

$30 USD / hour
(114 Reviews)
6.6
aclgurpreet

Hi, I have seen your requirements. I can fix push notification for Latest Android devices. Initiate chat for further discussion. Thank you.

$20 USD / hour
(159 Reviews)
6.6
Julian29

Hello, Android App developer, As per your project need I can build your project more efficient with my knowledge and experience. I'm looking to work with you and I'm very sure that you'll feel great to work with me More

$23 USD / hour
(82 Reviews)
7.5
hunmin888

Hello I have read your project description and take an interest. I am a mobile app developer who has been working on freelancer.com for 4 years. I have good experiences while developing various apps. I can perfectl More

$22 USD / hour
(25 Reviews)
6.3
Topsunlight

Hello! I have 5 years of experience on Mobile App Development(iOS and Android). I have read your job description carefully and experience on all your requirements. I have experience on wordpress and PHP. I have More

$16 USD / hour
(14 Reviews)
5.7
esol

Hi , Greetings ! please allow me to demo my skill. I have long expert level experience with android. Best Regds, Ehsan

$22 USD / hour
(19 Reviews)
5.5
unboltsoft

We are a Ukrainian software development company that employs several passionate engineers. In the last few years we have completed many complex projects for our customers that cover the areas of health care, IoT, A More

$16 USD / hour
(1 Review)
5.2
Almujahidkhan

**Not a copy paste letter, I can fix within some hours*** Hello, How are you? I have just seen your requirements of the bug fixing of push notification. I know that after Android 8.0 now there is a notification chan More

$16 USD / hour
(26 Reviews)
4.9