SUMMARY:

• Over 7 years of development experience in Information Technology, with a progressive and robust experience in Object - oriented technologies, experience in the full-life cycle of the software development process.
• Skilled in engineering Mac OS X, iPhone and iPad applications using iPhone-SDK and Objective-C.
• Create applications and frameworks for the iOS platform using Xcode.
• Developed native based iPhone applications using Objective C and Swift, XCode, iPhone SDK and Cocoa Touch framework.
• Perfect understanding of ARC and non-ARC in iOS development for Memory Management. experience in designing & developing User Interface applications, integrating with various Databases and Client-Server applications in iPhone/iPad application development using Objective-C, C++, Swift, Cocoa Touch, UIKit, (OOA&OOD) .SQL, Cocoa Bindings, Core animation custom controls and Object-Oriented programming.
• Extensively worked with Story Board, Map Kit, Core Data, Multithreading, User Defaults, SQLite, UI Alert, Delegates/Protocols and Categories
• Strong knowledge of Objective C (iPhone/iPad), iOS SDK 4, iOS SDK 5, iOS SDK 6, iOS SDK 7, iOS SDK 7.1 application development using Objective-C, Cocoa Touch, UIKit, Java, PERL.
• Worked extensively on Xcode, Interface Builder and Instrument.
• Strong knowledge about Core Frameworks like, MapKit, Core object, Core services, Core Graphics, Core animation, UIKit & MVC methodologies.
• Experienced in working with SQLite Database, Google Maps API, Map Quest API, GPS Location, In-app billing, Push Notifications.
• Experience in JSON, XML, and DOM.
• Experience in database development using SQLite, MySQL, RDBMS and MS Access.
• Extensive experience in iPhone & iPad application development.
• Expert in making efficient use of Interface Builder in building the applications.
• Sound knowledge of uploading applications to the Apple Store.
• Ensured to meet the business, project and design goals and objectives.
• Proven ability in optimizing resource utilization and management of day to day project activities in compliance to delivery schedules
• I have team handling experience with well-defined scope and boundary, under the direct project manager.
• Ability to learn, understand and fix any problem within a small proximity of time. Excellent communication and customer handling skills.
• Self motivated and a good team player with excellent communication and interpersonal skills and also capable of working independently even under high-pressure challenges.
• Strong problem solving and logical reasoning skills.

PROFESSIONAL EXPERIENCE:

Confidential, St. Louis, MO

Sr. iOS Developer

Responsibilities:

• Worked extensively with Objective-C, Xcode and JSON for the application at hand.
• For the application developer test and fixed bugs using Instruments and Third-party Analytics Tools.
• Developed customized search bar controller to search for items and filtered results based on user preferences
• Used Zbarcode for search products using barcode and QR Codes, Map Kit Foundation, AVFoundation.
• Developing the app in test driven development writing test cases, using XCTest and implementing the code.
• Utilized UITapGestureRecognizer for interacting with user inputs and performed testing using XCTest.
• Created Custom UIViews, custom Table Views, and custom UITableViewCell for user interface.
• Experience in data storage and retrieval using Plist, SQLite, and core data at ease to improve memory overhead of the app and increase responsiveness.
• Implemented custom UITabBarController and UINavigationController for easy navigation of the app.
• Utilized UIKit, Map Kit and Core location to for user for finding nearest store locations based on his current location.
• Created custom annotations and annotation views on maps.
• RESTful web services using AFNetworking for JSON parsing.
• Created a flow and designed interfaces and views on the storyboards.
• Managing and updating SVN repositories including iOS.

Environment: IOS 7.0 and 6.0 (iPad SDK), Mac OS 4. X, Swift 2, Objective - C, Xcode 4.6, 5,6,7, XCTest Framework, Cocoa Touch, Cocoa framework, Adobe CS5 Suite (Photoshop, Dreamweaver), Map Kit, Core Location, and AV Foundation.

Confidential, Columbus, OH

IOS Developer

Responsibilities:

• Worked independently and as a part of the Stores Team to meet individual and group goals.
• Involved in analysis, design and development of the application.
• Involved in designing user Interface for the application for the mobile devices iPod.
• Involved in analysis, design and development of the application.
• Developed Application using XCode with Objective C.
• Resolved the UI design issues for multiple versions of iOS using XCode with Objective C.
• Resolved several defects in navigation controller behavior for the application.
• XML response parsing using the NSXML Parser and NSXML Parser Delegate.
• Worked on an Agile Environment with 2week sprints, commitment meetings, demonstration, daily standup and retrospective.
• Extensively worked on native socket communication like NSStream and also used third party helper socket communication framework GCDAsyncSocket.
• Used External Accessory Framework (VFI Framework) to communicate with the external hardware attached to the iPod.
• Extensively Worked with protocols and delegate design patterns to pass the information between view controllers.
• Used NSNotifications to track and send information of external device invocation to several dependent classes.
• Managed version control with Bit Bucket.
• Worked with a Test-Driven Development (TDD) approach and aimed for a high testing coverage.
• Worked hand in hand with the product owner to estimate feature efforts and deadlines.
• Displayed information in the form of custom UI Table View Cells.
• Formatted the Data according to Business standard to show in UI.
• Implemented OCMock for Unit testing to ensure the app was stable between releases and regression free.
• Used Bitbucket for version control and Jira for defect tracking.
• Collaborated with the design team for UI of various screens.

Environment: iOS 11 SDK, Jira, Confluence, Bit Bucket, Core Data, OS X, Cocoa Frameworks, Objective-C, XCode 9.4, JSON, Agile SCRUM, VFI Framework.

Confidential, St. Louis, MO

IOS Developer

Responsibilities:

• Worked on Objective- C, Swift, OS X and Cocoa frameworks.
• Used Xcode to build application for all iPhone models.
• Experience in Cocoa development for Mac OS using the Foundation, the Application Kit and the core data frameworks.
• Expertise in MVC design architecture, Cocoa design patterns and concepts like delegation, protocols and categories.
• Worked on UIView Animation to create the splash screen for login view.
• Customized UITableView to have a custom look.
• Developed tools for this project like customized navigation bar, page control and scroll view.
• Migrated Objective -c files into swift files by using bridging header.
• Worked with UIKit Framework, UICollectionView and SDK for the applications at hand.
• Worked closely within a cross functional team of testers and developers.
• Experience in understanding of iOS and/or Android SDKs, XCode and/or Android Studio
• Worked with Continues Integration tool Jenkins for integration of testing tools like Hockey App.
• Worked with Backend team to display the correct data format in devices.
• Used the storyboards to design for all iPhone models by using Auto-layout.
• Managed data and memory management from streamlining code and using various debugging tests.
• Used Bit Bucket to pull code, make changes and push the code back.
• Preparation and review of Unit Test Plan, Unit Testing, Test Results review and other quality related work.

Environment: iOS 9/10 SDK, GitHub, Core Data, OS X, Cocoa Frameworks, Objective-C, Xcode, JSON, Agile SCRUM, iPhone Devices.

Confidential, Alpharetta, GA

IOS Developer

Responsibilities:

• Involved in understanding the business, current process and requirements.
• Worked with the project manager to support project plans and appropriate resource and time allocation.
• Worked in an Agile Scrum environment.
• Created View controllers both programmatically and through Storyboards.
• Created a side swipe menu controller which makes it easy to navigate through the application.
• Worked with Navigations controllers, Navigation Bars and Tab Bars.
• Used Cocoa Pods.
• Development in Swift 3/4 for iPhone, iPad and Apple TV
• A key customer relationship management (CRM) component, a customer facing solution is designed to deliver satisfying user experiences via all customer touch points.
• Integrated third party APIs.
• Implemented NSOperationQueue and NSURLConnection to integrate with backend web services.
• Implemented HTTP live streaming by including various URL points to a valid stream in a control style. (HLS)
• Used the NSFileManager to store the user order details in a file permanently.
• Used the SOAP web service to retrieve the all the customer base information from the SQL server.
• Used NSXML parser for parsing after downloading data from server using RESTFul calls.
• Used Core Data Framework for local storage purpose in SQLite.
• Responsible for designing, coding and testing the app.
• Worked extensively with Objective C and cocoa frameworks including Core Data, Foundation, Core Animation and UIKit.
• Integrated various Restful Web services call to application using asynchronous NSURL calls for background downloading.
• Currently working extensively with swift for upcoming applications.
• Comfortable with swift all the way up to version 2.1/2.2 as well as bridging headers
• Followed Agile Methodology in developing the enterprise application.
• Worked with UI Framework for the applications at hand.
• Responsible for App support and latest versions compatibility.

Environment: s: iOS 10.0, 11.0, iPhone SDK, Mac OS X, Objective-C, Swift, XCode 8.0,9.0, Java Script, Agile Scrum Methodology, HTML5, HTTP live streaming (HLS), CSS, REST, JIRA, JavaScript.

Confidential, Birmingham, AL

IOS Application Developer

Responsibilities:

• Worked extensively with Objective C, Cocoa frameworks.
• Implemented Core Data for persistent storage of user data.
• Implemented UI sections as proof of concept (Channels view using Table View and Flat List, Navigation Controller and Tab views).
• Created models in MVC and development of delegates for updating model information.
• Created of various views, table views, customized views and popovers.
• Redesigned several screens including default application landing screen as per newer wireframe.
• Created custom checklist and sharing them with selected app users by calling web services through JSON libraries and connecting to SQLite database with the objective C interfaces.
• Created of notifications to detect the autorotation in the customized sub views.
• Implemented NS Operation Queue and NS URL Connection to integrate with backend web services.
• Custom UI implemented with XIBs, and Manual Retain/Release memory management.
• Developed Navigation between views was mixture of using UI Navigation Controller, and UI Popover Controller.
• Took care of Code Review, Code Fixes and Bug Fixes.
• Performed all tasks from UI design and implementation to writing code for various features.
• Used several methods for testing and tracking of application like kiwi.
• Designed XSDs to define the xml structure of data exchanged between iPhone and server.
• Managed data and memory management from streamlining code and using various debugging tests.
• Interacting with QA on deliverables on every iteration and customer feedback implementation.

Environment: iOS 8, 9, iPhone SDK, iOS Foundation Framework, Objective C, Xcode, Cocoa Touch, Cocoa Framework, Interface Builder, iPhone Simulator.

Confidential, Plano, TX

IOS Application Developer

Responsibilities:

• Customized table view cells according to the client requirements.
• Extensively worked with instrument tools to minimize memory leaks and assure overall application stability.
• Worked with Backend team to display the correct data format in devices.
• Integrated a web-based content made with HTML5 on a Native application using UI Web View.
• Worked on Web Service calls and JSON parsing.
• Used the same XIB to design for iPhone 5 and older iPhones by using Auto-layout. Web service cells by including XML parsing and JSON parsing in the project.
• Responsible for service Integration Development and Testing.
• Used GitHub to pull code and make changes in the code and push the code back and expertise in device firmware testing.
• Experienced the creating of applications that consume Rest API's.
• Involved in creating navigation and coding for user interface layout and views.
• SQLite is used to store data in the project and Test Flight API is used to get user logs and crash reports.
• Implemented Push Notifications and Local Notifications and Fixed bugs are documented by QA team.
• Multi-Threaded some of the modules in the app by running tasks in a separate thread using GCD blocks and NS Operation Queue for optimizing the performance.

Environment: iOS 8.0 and iOS 7.x (iPhone SDK), Mac OS X, Objective C, Xcode, Cocoa Touch, Cocoa framework, iPhone Simulator, REST, JSON.