SUMMARY:

• 8 years of extensive mobile (iOS, Android, Hybrid, and XAMARIN) application development experience with strong knowledge of various programming languages including Swift, Objective - C, JavaScript, and XAMARIN.
• Specialized in delivering mobile apps and enterprise class software solutions for big systems.
• Working experience with multiple Agile/Scrum/Waterfall application development projects. Good at creating artifacts, such as Product Requirement Documents, Technical Design Documents, Quality Assurance Testing, etc.
• Remarkable experience of using numerous iOS frameworks including Core Foundation, Core Data, Core Location, UIKit, MapKit, MediaPlayer, EventKit, Core Graphics, Bluetooth, Grand Central Dispatch, AVFoundation, AFNetworking, CFNetwork, MapKit, Security, Social Framework and Touch ID.
• Proficient in providing Web Services, Database Management, Locations Services, Audio, Graphics and Animation capabilities in Applications. Through understanding COCOA design patterns, MVC architecture and other concepts like Delegation and Protocols.
• Experienced in developing hybrid mobile applications using JQuery Mobile, Ionic 2 & 3, Angular 2, Cordova Plugin, HTML5/CSS3 and JavaScript
• Remarkable experience with iPhone and iPad application development using iPhone SDK, Cocoa, Objective-C and Xcode.
• Experienced in using various Databases, such as SQLite and Core Data.
• Experienced in developing Multi-View Applications (including Master-Detail View) that uses Web Services including SOAP and Restful to efficiently establish and maintain connections to server.
• Experience with Apple Push Notification Service APNS Certificate and Multi factor Authentication.
• Strong understanding and solid experience with version control systems, namely GIT Repo and SVN.
• Implemented Table view, Scroll and various Layout using c#.
• Implemented Carousal layout using C#.
• Implemented Calendar subscription, Map Integration Camera Integration using XAMrin.forms(C# and XAMAL).
• Strong Understanding of the iOS Provisioning Portal, Obtaining Development Certificate and Installing Development Provisioning Profiles.
• Expert in converting business requirements into technical solutions.
• Extensively used XML, JSON parsing.
• Experienced in using GCD and NSOperationQueue for Multi-threading.
• Experienced in NSURL, NSURLConnection, and NSOperationQueue to connect to web services asynchronously.
• Worked on prevention for SQLITE injection, Side Channel Data Leakage, SSL implementation, Man in the Middle Attack
• Proficient in Implementing Adobe Analytics for tracking in IOS application.
• Proficient in Implementing Google Analytics for tracking in IOS application.
• Experienced in Compression/Decompression, Encryption/Decryption Framework Extensively
• Worked on XAMARIN
• Experienced in implementing iBeacon (Bluetooth Low Energy).
• Expertise in Unit, Regression, Performance, Security Testing.
• Implemented OAuth for Gmail, Facebook, Instagram.
• 5 apps in App Store and 4 apps in Google Play Store.

TECHNICAL SKILLS:

Languages:: Swift, Objective-C, JavaScript, C/C++, C#, .NET, XAML

Operating Systems:: iOS, Mac OS X, Android SDK, Windows, Linux, XAMARIN

IDE: XCode, Android Studio, Visual Studio

Frameworks and Architecture:: Cocoa pods, HTTP Server Servlets, MVC, MVVM

Databases:: SQLite, Core data, MySQL

Web Technology:: HTML5, XML, CSS3

Version Control:: GIT

Other Tools:: Wireshark, Paros, burp suite

PROFESSIONAL EXPERIENCE:

Confidential, New York

Senior Mobile Application Developer

Responsibilities:

• As a Mobile Expert my role is to Analyze the requirement, design and develop the application and enable collaboration and coordination with PSAL Official.
• Created the Playoff Bracket for all the Sports.
• Created check-in check-out component for Coach/Trainer/Doctor/Official can go to the Game field and enter Scores and log their in and Out time.
• Responsible for fixing all the Production defect for PSAL App.
• Developed Proof of Concept for Calendar synchronization.
• Developed a Proof of Concept for Finger Print Authentication and OAuth Integration
• Responsible for PCR development.
• Responsible in deploying applications on iOS devices using ITUNES.
• Responsible for Application Security for the App.
• Developed Application using Xamarin framework.
• Worked on Cocoa touch.
• Created user interface using IONIC Framework for PSAL Android App POC.
• Worked on Cordova and Phone Gap for School Food App.
• Worked on Side Channel Data Leakage in order to prevent Data sniffing for PSAL and School Food App.
• Worked with Data Transport Layer Security by using HTTPS protocol.
• Managed Data parsing using JSON and XML.
• Implemented Map, Table view and slide show using IONIC Framework.
• Used Objective C and SWIFT with strong knowledge on C and C++.
• Integrated Google Analytics for tracking various screen and functionality of the PSAL App.
• Performed Unit, Regression, Performance, Security Testing on the App.
• Worked on HTML5 and CSS3 for School Food App.
• Converted the App which is in iOS to Swift
• Implemented Calendar subscription for Official, Trainer, Athlete and Coach.
• Implement Google Analytics for various screen, feature and service and user base tracking
• Worked on KONY Framework for School Food App.
• Responsible for Production Defect Fixing for School Food App.
• Created proof of concept on XAMARIN.FORM and XAMARIN.Android.

Confidential , California

Senior Mobile Application Developer

Responsibilities:

• As an application Developer my role is to realize and develop the application for both Android and iOS Platform.
• Worked in a team as single iOS engineer, on multiple iOS frameworks- CoreFoundation, CoreData, UIKit, CoreLocation and CoreBluetooth.
• Actively involved in requirement analysis, designing, implementation and deployment in Agile SCRUM, 2 week sprints.
• This App is developed using Cordova and JQuery Mobile.
• Nuance Voice authentication third-party framework has been used for Authentication purpose.
• Implemented the table view controller with custom table view cell which include buttons, image view and label.
• Responsible for integration of Access Control App with the Mobile Refresh App.
• Responsible in deploying applications on iOS devices using ITUNES.
• Responsible for fixing the defects.
• Worked on Apple Push Notification Services (APNS).
• Worked on the Architecture of Authentication for Access Control App.
• Worked on continuous integration for deployment.
• Expertise in Map Kit, UIKIT, Core Data, Address Book, AVFoundation, Twitter, Account, and Core Location Frameworks
• Implemented Google Analytics for both the App.
• Applied GCD for multi-thread programming. Used NSURLRequest and NSURLConnection to play the video in MPMediaPlayer.
• Worked on Actions, Outlets, Connecting Outlets, closing keyboard using resignFirstResponder and worked on Property List, NSDictionary and JSON for transforming data.
• Followed Git workflow for managing the application source code
• Optimized IOS CODE before deployment
• Established and maintained productive working relationship with scrum master and team members
• Created reusable component for all the various apps in USBANK.
• Worked on Adobe Analytics.
• Used category and protocols to extend the Objective-C classes to create delegates for notifications

Confidential

Mobile Application Developer

Responsibility:

• Developed a Generic Static Library, which can interact with any iOS Application (any number).
• Managed Authentication by using Compression and Encryption Algorithm.
• Integrated Payment Gateway with PayPal Server.
• Implemented Dynamic Web service on SAP Database.
• Worked on User Agent to implement Device Detection in iPhone.
• Implemented Google Analytics features.
• Implemented synchronous and Asynchronous HTTP and HTTPS Service Call
• Worked on Data and File Synchronization, Forgot Password, Reset Password feature,
• Logout Feature, Session Handling for IOS applications, OAuth Implementation, Error Log
• Transactions, Push notification.
• Have deployed application on any iOS devices using ITUNES
• Involved in User Interface Design, involved in defect fixing, Performance testing
• Involved in designing the Framework.
• Managed Data parsing using JSON and XML.
• Developed a dynamically generated form. Used JSON Parser and XML