Swift/Objective C/Kotlin/Java expert (4623523)

Programming & Development Apps & Mobile

Swift/Objective C/Kotlin/Java expert

$30/hr Starting at $100

- Swift5, Objective C - Kotlin, Java, JNI - IAP, Apple/Firebase Push Notification - Social(Facebook, Twitter), Entertainment, Business apps -XML, JSON Parsing, RESTful Services - UI components & controls, Intents, Application classes like Activity, Service, Intent Receiver, Content Provider to manage data

About

$30/hr Ongoing

Download Resume

- Swift5, Objective C - Kotlin, Java, JNI - IAP, Apple/Firebase Push Notification - Social(Facebook, Twitter), Entertainment, Business apps -XML, JSON Parsing, RESTful Services - UI components & controls, Intents, Application classes like Activity, Service, Intent Receiver, Content Provider to manage data

Skills & Expertise

AndroidiOSJavaKotlinObjective CPush NotificationsSwift Programming

Related Work Collections

FoodInn

27 Reviews

Damon_Garrett says,

Yongjiang is worth every penny. He's precise. Concise. And lightening quick. A collaborator we hope to keep as we grow and develop our mobile www.OneBirdMocking.com production platform. Great work as always. DG

for Android 13 (API level 33) on May 03, 2024
Seth 103 says,

Great developer! Happy to work with them again.

for Update Pizza App on Jan 05, 2024
Seth 103 says,

Excellent dev! Great to work with.

for iOS App updates on Jul 20, 2023
Seth 103 says,

Excellent dev. Happy to work with them again.

for iOS App updates on Jul 14, 2023
Seth 103 says,

Excellent work.

for Update Android Billing Library on Jun 06, 2023

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YongJiang