SUMMARY

• Over 6 years of experience in designing, coding and developing high - end mobile applications.
• Brilliant application developer with over 6 years of experience in developing iOS applications and 4 years in Web applications development.
• Experience in designing & developing User Interface applications, integrating with various Databases and Client-Server applications.
• Profound knowledge in Object Oriented Programming with extensive capability in programming languages like Objective-C, Swift, C++, and JAVA.
• Experience in tuning the applications to fix Memory leaks and optimize memory allocation using Xcode developer tool Instruments .
• Expertise in using concepts like delegation, protocols, categories, Core foundation, Core services, Core animation.
• Worked on parsing with SBJson and LibXML, as well as NSXMLParser, NSJSONSerialization, and PLIST.
• Developed iOS mobile application using Xcode, Cocoa Touch, Foundation, UIKit, Map Kit, Core Graphics, Core Data and Core Plot.
• Extensive experience in Consuming SOAP/REST Web Services and APIs.
• Skilled in Collection views, Page Controller, Stack views, Scroll views, Split view, Cocoa Pods, Table views, Interface Builder, Core Location, Internationalization, and Localization.
• My experience of developing applications emerged from developing apps using various iOS design patterns (MVC, Delegation, Confidential -action, Singleton, Notification).
• Have technical proficiency and in-depth understanding in the Frameworks like iPhone SDK, Google Maps, WebKit, Audio Toolbox, AV Foundation.
• Thorough Understanding about the integration of web services such as SOAP and Restful using AF Networking, NSURLSession, and NSURLConnection.
• Have a great idea on Apple App store requirements, iOS Provisioning and Distribution profiles, Certificates, and App IDs.
• Experience on using Jenkins for continuous integration.
• Experience in learning the client and project team in UX strategy by leading workshops, client meetings, and collaborative design sessions to define the strategy for projects.
• Experience in following iOS Human Interface Guidelines while developing an application.
• Handled various challenges while migrating from Objective-C to Swift.
• Under supervision worked in the internal processing using SCRUM Agile methodology.
• Participation in SPRINT REVIEW MEETING assisted to stay updated with the progress and plan further steps for the project.
• Experience in Mobile Development Life Cycle, testing, and maintenance.
• Excellent critical thinking and problem solving skills
• Exceptional ability to work in a fast-paced high-pressure environment
• Worked well with customers to determine requirements and application scope with efficient organizational work ethics, value based effective decision-making, team-based cooperation, and good communication skills.

TECHNICAL SKILLS

Programming Languages: C,C++,Objective C, Swift-2, Java, ASP.Net, PHP, JavaScript, jQuery,HTML5,CSS.

Operating Systems: MAC OS, Windows 10/8/7/XP, Linux.

Databases: SQL server, MYSQL, SQLite, Oracle, MongoDB.

Tools: Xcode, MS Visio, Visual Studio, Eclipse, RAD IDE, Net Beans, Dreamweaver.

Source Control tools: Git, SVN, Bitbucket.

PROFESSIONAL EXPERIENCE

Confidential, Bloomington, IL

Sr. iOS Developer

Responsibilities:

• Worked with UIActionSheets, UITableViews, CustomCells, UIScrollViews, Navigation Controllers, delegates, and protocols.
• Worked with Objective-C, Swift, and Cocoa Touch Frameworks, which includes UIKit, Foundation, UIImagePicker, UIDate Picker.
• Used NSJSONSerialization to retrieve data for display on the iPhone/iPad from the server using RESTFUL web services.
• Used Instruments to check for processing bottlenecks memory leaks and retain cycles.
• Worked on iPhone SDK and internet connection Protocols.
• Involved in Core Data Framework using SQLite.
• Worked on Web Service calls and JSON parsing.
• Created customized Views, Table Views, Collection views, action sheets, segmented controls, Tab Bars and Navigation Bars.
• Worked on iPhone SDK and Internet connection Protocols.
• Developed serious tools for this project like Customized Navigation bar, Page control, and Scroll view
• 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.
• Used a Test-Driven Development (TDD) environment in a Scrum development methodology to provide end-to-end development.
• Worked on Agile based development model.
• Worked with GIT to check out and update the Reported progress/challenges to the onsite project lead.
• Designed the MVC flow for the application with UI components and controllers to be used for iPhone.
• Handled Touch Events like touch and drag.
• Responsible for Service Integration Development and XCTesting.
• Implemented Accessibility and Localizations on the application.
• Used Objective-C Project in Swift by configuring an Objective-C bridging header.
• Managed the work log by following the schedule to ensure completion of tasks before deadline.
• Publishing the application on App store and then pushing updates after every sprint release.
• Extensive debugging done for the app to rectify bugs present in the application.
• Utilized and combined UX practices to Confidential and adapt existing web-based functionality to a task-based, user-friendly mobile system.

Environment: s: iOS 8.1-9.2, Objective-C, Swift-2.0, Xcode 6.0.1-7.2, Cocoa Touch, GitHub, SourceTree, Restful, MVC, Core Data Framework, NSJSONSerialization, XCTesting.

Confidential, Jersey City, NJ

Jr. iOS Developer

Responsibilities:

• Worked with Foundation, Core Animation, and UIKit.
• Worked on table view controller and made customized table view cells according to the client’s requirement.
• Integrated various Restful Web services call to the application using asynchronous NSURL calls for background downloading.
• Created models in MVC and development of delegates for updating model information.
• Performed all tasks from UI design and implementation to writing code for various features.
• Managed data and memory management from streamlining code and using various debugging tests.
• Formatted the Data as per Business rule to display in UI.
• Used Auto layout feature to adapt UIs to different rotations and screen sizes for a universal app.
• UIKit framework was heavily used to create table view cells and custom UI
• Integrated a web-based content made with HTML5 on a Native app using UIWebView.
• Web services used to connect to database were NSURL, NSURLConnection, and Grand Central Dispatch.
• Participated in SPRINT REVIEW MEETING where we discuss the progress of the project and take the necessary steps for the project to be completed successfully.
• Worked with QA team to find and resolve defects.
• Involved in requirement gathering and outlining.
• Worked with the UI team to design the icons, custom views, view transitions, animations for the screens.
• Ensured that all business and design objectives were met.
• Involved in presenting the application to the clients and internal stakeholders.
• Provisioned, compiled, and managed apps for ad hoc and app store distribution. Submitted apps to the app store for approval.

Environment: iOS 6.1-8.0 and later, Objective-C, Xcode 4.6.3 -6.0.1 , Core Graphics, Web ServicesPList, CocoaTouch, jQuery, NSOperationQueue, NSURLConnection.

Confidential, Minneapolis, MN iOS Developer

Responsibilities:

• Collected the requirements from the Business Analysts.
• Improved the application efficiency with multi-threading.
• Used UIScrollView option to zoom into pictures, through the pinch feature on the touch screen
• Developed complete client iPad login and signup module that includes UI design and backend communication with Web Services.
• Used TestFlight API for sharing test builds and getting user logs and crash reports etc.
• Worked in the Internal process using SCRUM Agile methodology with supervision.
• Designed wireframes for iOS application.
• Designed the HTTP interface which uses the NSURLConnection and NSURLRequest classes of Cocoa Touch to make network requests.
• Worked with web services using JSON and XML frameworks NSXMLParser, SBJSON .
• Created a custom checklist and sharing them with selected app users by calling web services through JSON libraries and connecting to SQ Lite database with the objective C interfaces.
• Developed and tested each application according to its Software Requirement Specification (SRS).
• Working with Subversion to check out and update the codebase changes.
• Publishing the application on App store and then pushing updates after every sprint release.
• Debugging issues at onsite whenever required as well synchronizing data developed on the mobile application with backend applications.

Environment: Objective-C, XCode 4.2-4.6.3, iOS 5-6, using ARC, Core Data, REST, TestFlight, GitHub for version control, Web Services Frameworks, UIKit, Core Location, SQ Lite.