SUMMARY:

• Over 8 years of IT experience in Application DevelopmentusingObjective C,JAVA/J2EEand JavaScript.
• Over 5+ years of 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, Cocoa Touch,custom controls and object oriented programming.
• Strong knowledge of Objective C, iOS software development kit(SDK), UIKit, Java, PERL.
• Experience in building Native applications for the iPhone or iPad.
• Worked extensively on XCode, Interface Builder and Instruments.
• Strong knowledge about Core Foundation and Core FrameworkslikeMapKit, Core object, Core services, Core Graphics, Core animation, & MVC methodologies.
• Expertise in MVC design architecture, Cocoa design patterns and concepts likedelegation, protocols and categories.
• Created and customized views, table views, tab bars and navigation bars which are some basic functionality in a multi-view application.
• Experience in using CocoaPods andthird party iOS frameworks such as AFNetworking, ASIHTTPRequest, RESTKit.
• Experienced in working with data parsing forms such as XML and JSON, to dynamically display data on iPhone/iPad.
• Proficiency in Using NS User defaults and NS Notification Center for storing and maintaining user data for iOS Applications.
• Experience with Storyboard and Auto layout.
• Experience in working with Apple Push Notifications, In-App purchases.
• Conceptual knowledge and Implementation of Multithreading, Grand Central Dispatch (GCD),Singleton and Operation Queues.
• Demonstrated ability to integrate third party API’s such as Facebook, Twitter, PayPal into iOS applications forsocial networking and financial transactions.
• Involved in all stages of software development lifecycle (SDLC) including analysis, design, development,testing, deployment and documentation as per ISO standards.
• Experience in working with Agileenvironment teams followingScrum/Kanban methodologies and providing technical guidance to the test teams to build manual and automated test suites.
• Experience in developing web-centric Responsive Web Design applications using HTML, CSS, JSON, and JavaScript, jQuery and PHP.
• Proficient in source control with Git,Stash,SVNand RVM.
• Expertise in developing Universal iOS applications and experience in tuning the applications to fix Memory leaks and optimize memory allocation using XCode developer tool Instruments.
• Experience managing application flow using Storyboard and NIB files.
• Strong Knowledge in Apple TV and Watch OS.
• Experience in writing coherent, organized codes and also comfortable working on complicated code-base with high levels of abstraction
• Experience in building and Working with Frameworks and Custom Templates for iOS applications.
• Knowledge of Object Oriented Concepts and good development experience in using those concepts in building re-usable code
• Proficiency with memory management - Manual Reference Counting (MRC) and Automatic Reference Counting (ARC).
• Experienced in creating and extracting data from database and displaying on iPhone using SQLite and Core data.
• Good understanding of RESTful Web Services.
• Excellent communication, organizational skills, attention to detail and the ability to meet tight deadlines.

TECHNICAL SKILLS:

Programming Skills: Objective C, Swift,Cocoa touch development for iPhone, iPod and iPad devices,iOS simulator, Java, C, C++, C#, PL/SQL,PHPand Python.

Web technologies: HTML, CSS3, XML, JavaScript, AJAX, JQuery, JSON, Apache, Bootstrap, Angular.js, Node.js, Rational Application Developer.

Databases: SQL Server, SQLite, MYSQL, PostgreSQL, Amazon Redshift, NoSQL, Redis

Application Servers: Apache, Tomcat, Mongrel

Web services: JSON,SOAP, REST, AWS

VC systems: GIT, SVN, Stash and RVM.

Frameworks: UIKit,Map Kit,Cocoa Touch, Foundation, Core Animation,GCD, Auto Layout, Core Location, Core Data Ionic, Core media, Xamarin,Apache Cordova.

Deployment tools: Heroku, Passenger, Amazon EC2

Platform: MAC OS X, Linux, Windows, Ubuntu

IDE tools: XCode4.X/5.X/6.X/7.3.1,Eclipse, Net beans, Sublime text, Text Mate MS office, Visual Studio

Methodologies: Kanban/Scrum/Agile, TDD, pair-programming

Others: Chef, Jenkins, Jira

PROFESSIONAL EXPERIENCE:

Confidential, MO

Sr.IOS Developer

Responsibilities:

• Analysis of requirement, design development, code review and bug fixing.
• Involved in doing AGILE practices, attending daily agile (SCRUM) meetings and SPRINT retrospective meetings.
• Participated in project requirements, design meetings and prepared project specification and Scope document.
• Worked in UI Designs and Implementation phases.
• Involved in creating navigation and coding for user interface layout and views.
• Used TFS (Team Foundation Server) for project management.
• Used GCD for Asynchronous background fetches to build more responsive User Interface.
• Worked with an Agile, Scrum methodology to ensure delivery of high quality work with every iteration.
• Worked extensively with Objective C and Cocoa touch frameworks.
• Worked with UIActionSheets, UI TabBarController, UITableViews, CustomCells, UIScrollViews, Navigation Controllers, delegates and protocols.
• Worked with Cocoa touch Frameworks, which includes UIKit, Foundation, UI Image Picker and UI Date Picker.
• Designed the complete MVC flow for the application with UI components and controllers to be used for iPhone.
• Worked with GIT,JIRAto checkout and update the Reported progress/challenges to onsite project lead.
• Worked with Push Notification Framework to implement custom and user related pushes.
• Tested the application leakage, deployed and tested the application on different iPhone's firmware, fixed relevant bugs for leakage purpose, and resolved memory management issues.
• Used AFNetworking, ASIHTTPRequestto connect RESTful API services and maintained uploads, chat conversations, and messages from system.
• Handled the client side session management and NSTimers.
• Used Instruments to check for processing Memory leaks and Retain cycles.
• Worked on iPhone SDK and Internet connection Protocols.
• Involved in Core Data Framework using SQLite.
• Developed critical tools for this project like Customized Navigation bar, Pagecontrol and Scroll view.
• Used JSON,XML parsers to parse the data from the web services and display it in the company's app .
• Worked extensively on Table view controller and made customized table view cells according to the client Pre-fetching data for different views for smooth screen transitioning.
• Designed and developed latest trends for iPhone clients.
• Used a Test-Driven Development (TDD) environment in a Scrum development methodology to provide end- to-end development.
• Work effectively with the project managers, leads, architects, and other development team members. Provide status updates on regular basis for the assigned task progress.
• Responsible for Service Integration Development and Testing.
• Implemented Accessibility and Localizations on the application.
• Worked in the internal process using SCRUM Agile methodology.
• Detailed walk through and hand over the artifacts to production support team.

Environment: XCode 6.3.2 /7.1/7.2/7.3.1, Swift 2/2.2,IOS8.4 /9.1/9.3 SDK, iOS Simulator 8.3/9.1/9.2,Cocoa Touch, Map Kit,UIKit Framework, PostgreSQL, Selenium, HTML5, CSS, jQuery, GitHub, JIRA,MAC OS X, Angular JS, Node.js,

Sr.IOS developer

Responsibilities:

• Involved in doing AGILE practices, attending daily agile (SCRUM) meetings and SPRINT retrospective meetings. Worked with an Agile, Scrum methodology to ensure delivery of high quality work in every iteration.
• Worked by base lining of agile methodology in every iteration changes to be performed by me.
• Worked on the UI design part when the latest version was released as the transformed from the previous UI environment.
• Created models in MVC and implement delegates for updating model information
• Designed app by keeping in minds of Multi - Threading, as they will decrease the app performance.
• Worked with Objective C and Cocoa touch frameworks which includes UIKit, Foundation, UI Image Picker &UI Date Picker.
• Implemented NSOperationQueue and NSURLSession to integrate with backend web services
• Designed Login Functionality to the app using Local Authentication Framework.
• Developed Navigation between views was mixture of using UINavigationController, UIGestureRecognizer and UIPopoverController.
• Performed Unit testing and Defect fixing so that we meet up to the Client Specification.
• Worked on UIViews & UITableViews for user interface in the application.
• JSON based parsing response used for AFNetworking.
• Implemented the scroll functionality by using UIScrollView on all screens of the app
• Responsible for gathering product integration, product requirements, product implementation and support.
• Worked with Navigations controllers, Navigation Bars&Tab Bars.
• Development of the application by usage of agile methodology.
• Worked with GDB and XCode for debugging
• Participation in daily scrum meetings to discuss the progress in the sprints

Environment:: iOS 7.0.1/7.1/8.3 iPhone SDK, XCode 5.0.1/5.1/6.1/6.2/6.3.1 Objective C, iOS Simulator 5/6.1/7/8.1, Cocoa Touch, Local Authentication Framework, JSON, REST, Interface Builder, iPhone Simulator, JQuery.

Sr. IOS Developer

Responsibilities:

• Automated the created nightly built jobs and used test flight APIs to forward the build to other team members.
• Worked with GIT to checkout and update the codebase changes.
• Stored large data on iPads using magical records and core data.
• Developed UI for iPads using XCode storyboards.
• Developed the UI for the application using Objective-C.
• Designing and implementation of REST APIs to support mobile applications.
• Issues debugged onsite whenever required.
• JSON based parsing response used for AFNetworking.
• Worked on UIViews & UITableViews for user interface in the application
• Implemented the scroll functionality by using UIScrollView on all screens of the app.
• Used storyboards and auto layout in the application.
• Created Core Data Model and NSManagedObjects to persist data on the device for offline access.
• Expertise in device firmware testing.
• Made a UI TabBar Navigation, AWS, Google cloud based application.
• Created models in MVC and development of delegates for updating model information
• Changed user interface enhancements according to iOS 7specifications.
• Multithreaded some of the tasks like downloading images, Service Notification updates and Utilization logging in iOS by running tasks in a separate thread using GCD blocks and NSOperationQueue for optimizing the performance
• Responsible for gathering product integration, product requirements, product implementation and support.
• Worked with Navigations controllers, Navigation Bars & Tab Bars.
• Designed and developed context sharing mechanism to support internal modules in project in Objective C.
• Development of the application by usage of agile methodology.
• Display the directions from the current location and directions to the next stop in a table view using Map Kit
• Participation in daily scrum meetings to discuss the progress in the sprints

Environment:: iOS 5.1/6.0/6.1/7/7.0.3 iPhone SDK, XCode 4.3.3/4.6/5/5.0.1, iOS Simulator 4.3/5.0,Objective C, Cocoa Touch Framework, JSON, REST, Interface Builder, iPhone Simulator, JQuery.

Jr. iOS Developer

Responsibilities:

• Designed wireframes and User interface for both iPhone and iPad application which web UI team developed.
• Developed various features in the existing App like Barcode, Help, and News in the Mobile Pro App.
• Worked extensively with Objective C and Cocoa Touchframeworks.
• Implemented third party library ZBAR SDK to read the barcode and used Core data to store data locally in device for a Barcode Scanning feature.
• Coded to store sensitive information in iOS Keychain using NSUserDefaults.
• Worked with UIKit Framework for the applications at hand.
• Worked with Backend team to communicate with web services.
• Pre-fetching data for different views for smooth screen transitioning.
• Followed a work data flow principle for design and development.
• Worked with Subversion to checkout and update the Code changes.
• Reported progress/challenges to Onsite Project lead.

Environment:: iOS4.3X/5.0X iPhoneSDK, XCode 4.0/4.3/ 4.3.1, iOS Simulator 4.0.2/4.3, Objective C, Cocoa Touch Framework, Interface Builder, iPhone Simulator, XML.

Front end Java Developer

Responsibilities:

• Communicate effectively with executive stakeholders in gathering requirements and ensuring project success.
• Participate in Requirement, Design, Development and Deployment sessions.
• Involved in the technical design and created the detail design artifacts such as Use Case Diagrams, Class diagrams and Sequence diagrams.
• Responsible for design and development of Web Application in J2EE using Struts MVCFramework.
• Involved in creating & consuming SOAP based & Restful web services.
• Used WebServices for communication between the different internal applications.
• Used SOAP for the communication between the different internal applications.
• Developed the XML schema and WebServices for the data maintenance and structures.
• Involved in designing test plans, test cases and overall Unittesting of the system.
• Object Oriented Analysis and Design using UML include development of class diagrams, Sequence diagrams and state diagrams and implemented these diagrams in Microsoft Visio
• Implemented MVC, DAOJ2EE design patterns as a part of application development.
• Used SpringIOC and MVC for enhanced modules.
• Developed the Persistence Layer using Hibernate.
• Integrated Struts Tiles to create reusable front end pages.
• Involved in Development, Integration and Testing of application modules.
• Used DB2 as the database and wrote SQL & PL-SQL.
• Designed and developed message driven beans that consumed the messages from the Java message queue.
• Design and development of Web pages using HTML, CSS including Ajax controls and XML.
• Used SVN for code version management.
• Proficient in doing Object Oriented Design using UML-Rational Rose.
• Written controllers based on Spring MVC and made calls to JSP pages.
• Developed Servlets, Beans for Accounts Module.

Environment: Struts, Spring, HTML, CSS, Java, J2ee, JSP, XML, Eclipse, Weblogic, JavaScript, MySQL and CVS.

Java Developer

Responsibilities:

• Developing and maintaining the front end functionality of websites.
• Participating in discussions with clients to clarify what they want.
• Designing prototypes for apps and websites.
• Writing cross-browser compliant XHTML, CSS & JavaScript.
• Simultaneously managing several databases and reporting tools.
• Contacting external webmasters to confirm link placements.
• Provide guidance to other team members on web development issues.
• Developing websites that have a consistent feel and look throughout all web properties.
• Providing technical support to end-users.
• Identifying and correcting software deficiencies.

Environment:: HTML, CSS, JavaScript, Responsive design, Usability Testing, Agile methodology.