SUMMARY:

• Around 6 years IT experience.
• More than 3 years’ experience in iOS (iPhone/iPad) Application Development under Agile environment.
• Familiar with the Software Development Life Cycle.
• Proficient with programming languages like Objective C and Swift.
• Experience with MVC, Observer, Singleton, and Delegate design pattern used in iOS Development.
• Experience of TDD (test driven development) with Kiwi, and Frank test.
• Have a complete understanding of HTML, CSS, MySQL, SQLite database, JavaScript.
• Familiar with IDEs include Xcode, Visual Studio, and Eclipse.
• Ability to write readable code, by using clear, explicit method and variable names and effective comments.
• Familiar with iOS SDK frameworks like UIKit, Foundation, MapKit, etc.
• Experience with third party libraries, like AFNetworking, ZBar, Google Maps, NXOAuth2Client, etc.
• Used Core Data for enterprise apps to improve performance and responsiveness.
• Extensively worked with XML and JSON for REST web service.
• Advanced graphic design ability and familiar with Photoshop, Illustrator and InDesign. experience of using iTunes connect and TestFlight for internal testing and app publishing.
• Extensively tested and distributed the apps on the App store.
• Strong optimization and debugging skills.

SKILL:

Computer Languages: Objective - C, Swift, Java, C, Shell Script

Database: Oracle, MySQL, SQLite3.

Tools: Xcode, SourceTree, Liya, Symbiote, TestFlight, CharlesCrashlytics, Site Catalyst

Web Services: JSON, XML, REST

Graphics Design: Photoshop, InDesign, and Illustrator

PROFESSIONAL EXPERIENCE:

Confidential, Charlotte, NC

iOS Developer

Responsibilities:

• Used storyboard to arrange navigation among viewControllers, and set proper constraints for views implemented barcode scan feature with ZBar framework
• Created request and response rules with Charles, to assist QA test web service response cases
• Customized scrollView to present image carousal effect
• Created carousel effect page with scroll view and page control
• Customized accessibility feature for UI elements
• Used photoshop to create pdf vector images for icons
• Programmed with both Objective C and Swift
• Implemented the MVC pattern in the development of the app
• Refactored the legacy code
• Fixed storyboard issues and set proper constraints
• Applied cocoapods in the project to facilitate the development
• Improved the product search and result handling features
• Used Crashlytics to gather crash reports
• Worked with Adobe Site Catalyst for app usage analytics
• Converted part of the existing Objective C files into Swift

Confidential, Detroit, MI

iOS Developer

Responsibilities:

• Implemented the MVC pattern in the development of the app
• Wrote and modify shell script to simplify and speed up development
• Worked on the unit tests with Kiwi, and the automated UI acceptance tests with Frank
• Used Symbiote to facilitate the Frank test
• 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
• Worked in pair programming style

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, CoreGraphics, QuartzCore, CoreLocation, and MapKit
• 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, Baltimore, MD

Teaching Assistant

Responsibilities:

• Clarified class agenda, assignment requirements to students
• Helped prepare Blackboard content for the course
• Organized online discussion sessions
• Graded assignments and quizzes
• Gathered feedback from students