SUMMARY:

• Around 6 years of IT Experience in designing and developing high - end enterprise level Web and Mobile Applications.
• More than 3 years’ experience in iOS (iPhone/iPad) Application Development, with Objective-C, Xcode, iOS SDK and Cocoa Touch framework.
• Over 3 years of experience in Web Development, and experience with Java using Struts framework.
• Familiar with Software Development Life Cycle and Agile Scrum environment.
• Proficient with programming languages like Objective C, Java and C#.
• Experience with version control systems, such as Git and SVN.
• Experience with MVC, Observer, Singleton, and Delegate design pattern used in iOS Development.
• Experience of TDD, BDD with Kiwi, OCUnit, XCTest and automated test with Frank framework.
• Experience with Cocoa touch framework, UIKit, Foundation, Core Data, MapKit, Core Locaion, Core Graphics, ExternalAccessory, etc. as well as third party libraries like AFNetworking, OAuth2Client etc.
• Have a complete understanding of HTML, CSS, JQuery, SQLite.
• Familiar with IDEs including Xcode, Visual Studio, and Eclipse.
• Ability to write readable code, by using clear, explicit method and variable names and effective comments.
• Used Core Data for enterprise apps to improve performance and responsiveness.
• Extensively worked with XML and JSON for RESTful web service.
• Advanced graphic design ability and familiar with Photoshop, Illustrator and InDesign.
• Extensively tested and distributed the apps on the App store.
• Strong optimization and debugging skills.
• Knowledge of Swift.

SKILL:

Computer Languages: Objective-C, Swift, Java, C#, JQuery, HTML, CSS

Database: Oracle, MySQL, SQLite3.

Tools: Xcode, SourceTree, Jenkins, Cocoapods, Test Flight, Eclipse, Visio, Liya

Web Services: JSON, XML, RESTful

Graphics Design: Photoshop, InDesign, and Illustrator

Version Control: Git, SVN

PROFESSIONAL EXPERIENCE:

Confidential, Detroit, MI

iOS Developer

Responsibilities:

• Worked in Agile Scrum environment
• Programmed with coworkers in pair
• Worked with project manager and designers to analyze and implement new features
• Implemented the MVC, Observer, Singleton, and Delegate patterns in the development
• Worked with Apple’s frameworks such as UIKit, Core Data, as well as third party libraries like AFNetworking, OAuth2Client
• Worked with RESTful web services and Bing map API
• Used both JSON and XML
• Worked on the unit tests with Kiwi, and the automated UI acceptance tests with Frank
• Created internal web service libraries
• Took use of Cocoapods to manage the dependencies of the frameworks
• Used Photoshop to create background images and icons for prototype

Confidential, Charlotte, NC

iOS Software Developer

Responsibilities:

• Followed the MVC pattern to develop FedEx MDV application independently (iOS part)
• Used CoreData for local data storage
• Worked with iOS frameworks and Confidential custom libraries
• Used AudioToolBox framework to generate and play alert tones
• Used QuartzCore and CoreGraphics frameworks to create gradient views and buttons
• Participated in maintaining company iOS libraries
• Worked with web service team to create JSON for uploading data to service side
• Worked with third party SDK;
• Worked with ExternalAccessory framework and devices including Honeywell Captuvo and Linea Pro to scan barcode
• Used Photoshop to create images and icons
• Followed the MVC development pattern
• Created and customized one third of the UI of the application
• Used QuartzCore and CoreGraphics frameworks to create gradient views and buttons
• Used MapKit and CoreLocation frameworks to geocode and display a list of addresses with standard and custom pins on different type of maps
• Used JSON for syncing data between devices and server sides
• Used CoreData to store data on device side
• Modified company iOS libraries
• Create icon images for prototype with Photoshop
• Participated in the maintenance of the first version and development of the second version
• Customized UI elements of the application
• Worked with frameworks including UIKit, Foundation, CoreData, CoreLocation, and MapKit
• Used CoreGraphics to draw customized icons instead of using images, to improve app performance
• Worked with company native libraries
• Used Google Analytics to track application performance data

Confidential, Charlotte NC

Mobile Developer

Responsibilities:

• Involved with business designer, legal team, business system analyst and graphic designer to figure out requirements of the tasks.
• Worked extensively with Objective C and cocoa frameworks such as UIKit, Foundation.
• Customized tab bar, navigation bar, table view, web view, alert view, popover view, button, label and so on.
• Worked with server side developer to generate and parse XML files, and display data in app pages.
• Run static analysis and fix the application fix potential memory leaks and warnings to validate the application stability.
• Helped system testers with regression tests for several times.
• Worked with developers from another team to fix code conflicts and improve code quality,
• Participated in development of Confidential for Android and Confidential HR recruit app for iPad.

Confidential, Nashville, TN

iPhone Developer

Responsibilities:

• Involved with the end users/business analysts to collect the requirements of the project.
• Worked extensively with Objective C and cocoa frameworks which include UIKit, Foundation, AudioToolbox, MessageUI and iAD.
• Customized UIButton, UINavigationView, UITabBar, UIActionSheet, UITableView to build user interface of the application.
• Used MFMailComposeViewController to create email with the audio recording as attachment, which allows user to share recordings via email.
• Extensively worked with ADBannerView to add advertisement banner into the application.
• Tested the application for memory leaks and relevant bugs, fixed the leaks to validate the application stability.
• Worked on reviewing and distributing the App to the App Store.

Confidential,Mclean, VA

iPhone Application Developer / Designer

Responsibilities:

• Developed Custom UIViews & UITableViews based on UI framework.
• Worked with MFMailComposeViewController to create email which enable user to share news.
• Used twitter and facebook APIs to realize article sharing via social network.
• Worked with NSXML to parse XML from Confidential pages and used the elements to build the content of the application.
• Used Core data Framework for local storage purpose in SQLite.
• Work in an agile-based team environment.
• Worked extensively with objective-c and iOS SDK.
• Published app to App Store.
• Fixed bugs and adding new features.

Confidential, Greenbelt, MD

iOS Application Developer

Responsibilities:

• Developed Custom UIViews & UITableViews for user interface.
• Implemented Apple’s Push Notifications Service.
• Implemented data storage and retrieval using P-list, SQLite3, at ease to improve memory overhead of the app, and increase responsiveness.
• Implemented UITabBarController & UINavigationController for easy navigation of the app.
• Worked in an agile-based team environment.
• Maintain and control code’s quality.
• Maintain familiarity and expertise with the constantly changing and upgrading mobile development field
• Experience developing service-oriented applications and interfacing with web services (JSON, SOAP)
• Worked extensively with objective-c and cocoa frameworks in Xcode.

Confidential, Mclean, VA

Jr. Java Developer

Responsibilities:

• Participate in analysis and design of the application in Java based on MVC Architecture, used Struts framework
• Added features based on business and system requirements
• Wrote Java classes to support functionalities like generation of the payroll processing for each pay group, benefits calculation and retirement services employees and employer services
• Design and developed few GUIs, client side and server side validations using HTML, JSP, Java Script
• Developed Struts action classes and validation classes using Struts controller component and Struts validation framework
• Wrote Java operation classes to handle different transactions like calculate benefits, add/remove dependent, and change family status and payroll processing
• Used PL/SQL stored procedures, triggers for handling database processing