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Urgent! - Android developer certified for upgrading app

72 freelancere byder i gennemsnit $19/time for dette job

contact2phpsl

Hi Ready to upgrade your app. Kindly share your app with me. I have 5+ year of experience in Android app Development and I have already developed 300+ mobile apps. For more please see our profile reviews. W Flere

$22 USD / time
(555 bedømmelser)
9.2
sphinxsolution

Hello, We are Sphinx Solutions, a rapidly growing software, mobile app development company. We create beautiful, innovative and productive websites, apps, web app for entrepreneurs & enterprises We have gone thro Flere

$15 USD / time
(76 bedømmelser)
8.5
amitorada

Hello sir, I have more than 5 years great experience in mobile application development on Android and iOS platform using kotlin, objective-c, swift programming language and SQLite database. we have already worked Flere

$22 USD / time
(159 bedømmelser)
8.2
KESHAVINFOTECH

Hi There, Thanks for your valuable time. :-) Please check below points : 1. HI, already i have a web app that works with XML and Firebase for notifications. Due to latest Google updates, now notifications not Flere

$22 USD / time
(207 bedømmelser)
8.4
technorizen

Hello, I have 6 years of experienced on mobile application ( Android +iphone/ ipad Web App ) and App admimn with development web services where admin can manage the app from backend ,. I have developed the TAXI ap Flere

$22 USD / time
(175 bedømmelser)
8.6
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 Flere

$15 USD / time
(57 bedømmelser)
8.2
ebizzsolution

Hello Vasilis M., We can definitely upgrade your existing Android Application with Notification on every devices and other updates as per your requirements. We are expert mobile App developers and have developed Flere

$15 USD / time
(100 bedømmelser)
8.0
mitss

Hello, As you already been developed that android os version app which had been old version app with google firebase admin , due to old version that effected those running features like push notification functions no Flere

$22 USD / time
(98 bedømmelser)
7.9
MobiStudioz

Hello, Below is the brief of project scope ►►Project Title- -Android App Updation ►►Kindly communicate with us so that we can discuss the job. ►► Our Profile ◄◄ ► https://www.freelancer.com/u/M Flere

$16 USD / time
(38 bedømmelser)
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 Flere

$27 USD / time
(69 bedømmelser)
7.8
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 Flere

$20 USD / time
(73 bedømmelser)
7.6
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. Flere

$22 USD / time
(53 bedømmelser)
7.5
murtaza1122

Hey Lets discuss this notifications fix app in detail. So I can share complete breakdown. [ My Portfolio ] [login to view URL]

$20 USD / time
(128 bedømmelser)
7.8
MobileAge

Dear sir I have gone through your requirement and understand your points, have interest in it. I have passed freelancer skill tests like android level-3 exam in freelancer site and have much experiences in mobile app Flere

$20 USD / time
(70 bedømmelser)
7.5
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 Flere

$22 USD / time
(59 bedømmelser)
7.6
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 Flere

$22 USD / time
(40 bedømmelser)
7.3
Sunxiyong0116

How are you? I am expert in mobile/web field. Especially,I have strong skills in java in android studio, swift, objective-c in xcode. Also have good skills in Xamarin, C#. Tool/IDE for development - Android studio Flere

$25 USD / time
(61 bedømmelser)
7.3
alexsun1222

Dear My Client! Your project is a perfect fit for my experience and abilities. I have read your job carefully and I am sure I am the best candidate for the job. I have extensive experience in developing a wide range Flere

$22 USD / time
(52 bedømmelser)
7.1
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 Flere

$15 USD / time
(146 bedømmelser)
7.3
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 Flere

$15 USD / time
(96 bedømmelser)
7.5