SUMMARY

• Over 10 years of experience as software developer including native iOS developer in designing & developing Rich User Interface applications, integrating with various Databases and Client - Server applications.
• Proven ability to work independently or as part of a team.
• Adept at technical troubleshooting and anticipating future potential problems.
• Experience in developing Swift and Objective-C.
• In depth knowledge and experience in object oriented design.
• Expertise in iPhone/iPad (iOS 7.0 - 13.0,. Xcode 6.0 - 12.0).
• Experienced in Static Analyzer development, debugging, profiling, optimizing, and build process.
• Experienced in using UIKit, Core Foundation with Cocoa touch frameworks
• Knowledge in MapKit, Core services, Core Graphics, Core animation.
• Expertise in MVC pattern and Cocoa design patterns. concepts like delegation, protocols and categories.
• Implemented customized views, TableViews, TabBars and NavigationBars
• Have knowledge on SwiftUI
• Proficient in source control with GIT & SVN.
• Knowledge of OOPS Concept and development experience using concepts in building re-usable code.
• Experienced in working with data parsing forms such as JSON
• Proficient in using Instruments for memory leaks/memory management and performance analysis.
• Experience in data manipulations from the databases and displaying on iPhone using SQLite 3 worked on data management software like MYSQL, Transact SQL, SQL Server.
• Good knowledge of interaction with web service API.
• Firm background in object-oriented designing and programming skills
• A versatile team player with strong programming, analytical and communication skills with the ability to work quickly on time sensitive projects.
• Experience in developing in .Net using Visual Studio web based applications. experience in developing N-tier applications with C# ASP.NET 2.0/3.0 and Ajax Control Tool kit
• Hands-on experience with MS SQL Server 2000/2005/2008 database design and implementation.

TECHNICAL SKILLS

iOS Technologies: Swift, Objective-C and Cocoa development for iPhone and iPad devices in Xcode (6.x,7.x,8.x,9.x,10.x and 11.x), Interface builder-UIKit, Instruments, Cocoa touch

IOS Software Tools: Trained in iOS 6 to 13 with Xcode 6.x to 11.x, OSX 10.5, 10.6,10.7 and10.8, Mavericks, OSX Yosemite

Cocoa Frameworks: Core Data, Core Graphics, Core Location, MapKit, Quartz Core, AVFoundation, UIKit, Address Book, Event Kit, etc.

Programming Skills: Objective-C, C#, CSS, HTML, Java Script, XML

Databases: SQL Server 2000,2005, SQLite3, Core Data for IOS

Operating System: Mac OS 10.5/10.6/10.7, 10.8, OSX Yosemite, Windows 8, 7, XP.

Concurrency: Grand Central Dispatch, NSOperations, NSThread, Gesture recognizer

Tools: Xcode, Interface Builder, MS VS 2005/2008, SVN/GIT

PROFESSIONAL EXPERIENCE

Confidential, Columbus

Responsibilities:

• Worked extensively with Swift 5.0 and above Worked with swift and Objective C using Bridge Header
• Involved in analysis, design and development of the application using Xcode.Worked in an agile development environment with bi-weekly sprints.
• Developed Custom UI Views, UI Tableview,UI Collection View and UIStackView
• Developed charts using third-party frameworks.
• Implemented VoiceOver accessibility for each re-usable components
• Works programmatically views without storyboard or XIB
• Worked as Class library using cocoa touch framework
• UI Constraints added programmatically for UI Controls to display properly.
• Developed custom calender,Upload feature, progress bar,Multi-Column Table Implemented delegate, closure for the call back sImple mented NS
• NotificationsCenter to refresh the data between Controllers.
• Used Auto layout feature to adapt UIs to different rotations and screen sizes for universal
• Parsed JSON data received from back-end to properly present the content for numerous by fetching in asynchronous processing to UIT able Views throughout the application.
• Worked NSURL SessionTask for RESTful API calls Implemented unit testing for each component
• Took care of code review, code fixes, bug fixes and team task collaboration

Environment: Xcode 12.x,11.x,10.x, iOS 8-14 SDK, Universal iPhone/iPad Storyboards, Auto-Layout for iPad, iPhone, Cocoa Touch Framework, UIKit,, Bitbucket, sourceTree,Jiira.

Confidential, Atlanta

Senior IOS Developer

Responsibilities:

• Worked with Swift 4.0 and iOS SDK.
• Developed and implemented application designs based on MVC
• Worked with swift and Objective C using Bridge Header
• Involved in analysis, design and development of the application using Xcode.
• Worked in an agile development environment with bi-weekly sprints. 
• Developed Custom UIViews, UI Navigation controller and UI Tableview,UI Collection View
• Constructed Views using Storyboard files with Interface Builder;
• UI Constraints added programmatically for UI Controls to display properly.
• Implemented Delegation pattern in order to properly update status displays
• Implemented NS Notifications Center to refresh the data between Controllers.
• Use of UI Tab Bar Controller to move between different categories.
• Used Auto layout feature to adapt UIs to different rotations and screen sizes for universal
• Worked URL SessionTask for server RESTFUL calls
• Took care of code review, code fixes and bug fixes and team task collaboration

Environment: Xcode 10.x,9.x, iOS 8-12 SDK, Universal iPhone/iPad Storyboards, Auto-Layout for iPad, iPhone, Cocoa Touch Framework, UIKit,,, GitHub, sourceTree,Jiira.

Confidential, Boston

Senior iOS Developer

Responsibilities:

• Implemented Core Bluetooth framework to connect DevicesImplemented Today’s extension to display Confidential device information Implemented framework using POD project for UI reusable components
• Worked extensively with Swift 3.0 and 4.0 and iOS SDK.
• Developed and implemented application designs based on MVC and Singleton pattern
• Involved in analysis, design and development of the application using Xcode.
• Worked in an agile development environment with bi-weekly sprints.
• Developed Custom UIViews, UINavigation, UITable and UICustom Cell
• Constructed Views using Storyboard files with Interface Builder;
• UI Constraints added programmatically for UI Controls to display properly.
• Implemented Delegation pattern in order to properly update status displays
• Implemented NS Notifications Center to refresh the data between Controllers.
• Utilized UI Tab Bar Controller, UI Navigation Controller to display content
• Used Auto layout feature to adapt UIs to different rotations and screen sizes for universal
• Took care of code review, code fixes and bug fixes and team task collaboration

Environment: Xcode 9.x, iOS 8 SDK and, Universal iPhone/iPad Storyboards, Auto-Layout for iPad, iPhone, Cocoa Touch Framework, UIKit,, Core Bluetooth GitHub, sourceTree,Jiira.

Confidential, Ohio

Sr IOS Developer

Responsibilities:

• Worked extensively with Swift 3.0 and iOS SDK.
• Developed and implemented application designs based on MVC and Singleton pattern
• Involved in analysis, design and development of the application using Xcode.
• Worked in an agile development environment
• Developed Custom UIViews, UINavigation, UITable and UICustom Cell
• Implemented KeyChain for storing sensitive information like password
• Implementd with Cocoa Touch class
• Used URLSessionTask for server RESTFUL calls
• Parsed JSON data received from back-end to properly present the content for numerous by fetching in asynchronous processing to UITableViews throughout the application.
• Constructed Views using Storyboard files with Interface Builder;
• UI Constraints added programmatically for UI Controls to display properly.
• Implemented Delegation pattern in order to properly update status displays
• Implemented NS Notifications Center to refresh the data between Controllers.
• Used Auto layout feature to adapt UIs to different rotations and screen sizes for universal
• Pre-fetching data for different views for smooth screen transitioning.
• Developed the code in object-oriented manner for optimal code re-usability.
• Implemented TDD for unit testing
• Took care of code fixes and bug fixes and team task collaboration

Environment: Xcode 7.x & 8.x, iOS 8 SDK and above, SWIFT, Universal iPhone/iPad Storyboards, Auto-Layout for iPad, iPhone, Cocoa Touch Framework, UIKit, AVFoundation, Facebook SDK, GitHub, Jiira

Confidential, Iowa

Sr.Native IOS Developer

Responsibilities:

• Worked extensively with objective C and iOS SDK.
• Worked with MVC, Delegation, Notifications and Singleton patterns.
• Created the overall front-end UI design of the app using UIKit framework primarily.
• Implemented NS URL Request framework to consume the Web service response from server parse using NS JSON Serialization class, which converts JSON to Dictionary.
• Designed application screen layout based on wireframes from graphic design team.
• Collaborated with cross-functional teams to define, design, and ship new features.
• Unit-test code for robustness, including edge cases, usability, and general reliability.
• Familiar with repository using GIT and Subversion
• Used Auto layout feature to adapt UIs to different rotations and screen sizes for universal
• Worked extensively with UITableView and UICollectionView.
• Used the same XIB to design for iPhone 5 and older iPhones by using Auto-layout.
• UsedCore Data Frameworkfor local storage purpose
• Worked on bug fixing and improving application performance. implemented new technologies to maximize development efficiency.
• Worked with Backend team to display the correct data format in devices.
• Implemented TDD for unit testing

Environment: Xcode 6.x, iOS 8 SDK and above, SWIFT, Universal iPhone/iPad Storyboards, Auto-Layout, Google SDK, XCTest, iPhone, Cocoa Touch Framework, UIKit, AVFoundation, JSON, Google SDK, Agile-Methodology, GitHub, Jiira.

Confidential, California

Native IOS Developer

Responsibilities:

• Worked extensively with Objective C and iOS SDK
• Involved in the requirement gathering, project plan leading to successful product delivery.
• Created the overall front-end UI design of the app using UIKit framework primarily.
• Implemented NS URL Request framework to consume the Web service response
• Parsed using NS JSON Serialization class, which converts JSON to NSDictionary.
• Dynamically updated the UITableview with the JSON data
• Working knowledgeable of MVC, Delegation, Notifications and Singleton design.
• Incorporated the Push Notification feature using APNS when user is in offline/online.
• Designed application screen layout based on wireframes from graphic design team.
• Managed data and Memory Management from streamlining code
• Participated in application testing, logged in errors/bugs and fixed them

Environment: Xcode 5.x, iOS 8 SDK and above, SWIFT, Universal iPhone/iPad Storyboards, Auto-Layout, Google SDK, XCTest, iPhone, Cocoa Touch Framework, UIKit, AVFoundation, JSON, Google SDK, Agile-Methodology, GitHub, JIIRA.

Confidential, Mauritius

Net Developer

Responsibilities:

• Responsible for developing user interface using HTML, CSS, jQuery Used AJAX for enhancing the behavioral aspects of the web page
• Horse Race Betting is implemented using C# ASP.Net web forms
• Developed the application using Microsoft Visual Studio 2010
• Used SAP crystal reports for Visual Studio 2010
• Used MySQL server as a backend
• Demonstrated technical expertise to integrate with complex third-party applications
• Responsible for designing, developing and consuming Web Services
• Good working knowledge of T-SQL, Stored Procedures, functions, Triggers and Indexes worked on Data Access Application block, Error handling and Logging application blocks
• Responsible for handling enhancements request, bug fixes, and production maintenance

Environment: Microsoft.Net framework 3.0, Visual Studio 2010, ASP.NET, C#, MySQL, HTML, CSS, JavaScript, jQuery, AJAX, T-SQL, Apache, Web API, Log4.net, Windows 7, Windows Server 2008

Confidential, Mauritius

.Net Developer

Responsibilities:

• Access Control System and Device Management System is implemented using C# ASP.Net web forms
• Developed the application using Microsoft Visual Studio 2008
• Was involved in the capturing, managing software requirement of the project and preparing the User Specification documents and Technical Specification documents
• Responsible for developing user interface using HTML, CSS, jQuery
• Used AJAX for enhancing the behavioral aspects of the web page
• Used SAP crystal reports for Visual Studio 2010
• Demonstrated technical expertise to integrate with complex third-party applications
• Responsible for designing, developing and consuming Web Services
• Responsible for developing Unit Test blocks using Microsoft Unit Testing framework.
• Experienced in analysis and design of databases.
• Good working knowledge of T-SQL, Stored Procedures, functions, Triggers and Indexes

Environment: Microsoft.Net framework 3.0, Visual Studio 2008, ASP.NET, C#, ADO.NET, LINQ, SQL Server 2005, HTML, CSS, JavaScript, jQuery, AJAX, T-SQL, IIS, Web API, Log4.net, Windows 7

Confidential, Mauritius

Software Developer

Responsibilities:

• Time Attendance System implemented using C# Windows forms
• Developed the application using Microsoft Visual Studio 2005 prepared the User Specification documents and Technical Specification documents
• Extensively worked with Datagridview, Background worker, ProgressBar and Toolstrip
• Generated reports using crystal report XI
• Used SQL server 2005 as a backend

Environment: Microsoft .Net framework 3.0, Visual Studio 2005, C#, ADO.NET, Microsoft SQL Server 2005, T-SQL, BackgroundWorker, MenuBar