SUMMARY:

• Over 8 years of experience in Information Technology and around 5 years of experience in Android, iOS, Xamarin Mobile Application developer.
• Ability to do things very well in MVC, MVVM design architecture, Cocoa touch design patterns and concepts like delegation - protocols, notifications-observers.
• Good grip over Object Oriented Concepts and good development experience in building reusable codes.
• Strong working noledge on iOS SDK application development using Objective-C, Swift 2.x/3.x/4.x/5.x, Cocoa Touch, UIKit, OOD & OOP.
• Experience in designing teh UI using Storyboard/XIBs and also programmatically.
• Experienced in working with data parsing forms such as JSON and XML, to dynamically display data on iPhone/iPad using REST/SOAP web services.Multithreading using both 1st party and 3rd party frameworks including NSXMLParser and NSJSONSerialization.
• Conceptual noledge and Implementation of Multithreading, GCD, Singleton and Operation Queues. Proficient on memory management - MRC and ARC.
• Good noledge over various iOS frameworks such as: UIKit, MapKit, CoreLocation, AVFoundation, Core Audio, AFNetworking.
• Created and maintained custom Cocoapod libraries, to promote code-reuse throughout teh organization.
• Experience working with iOS frameworks such as Core Data, Core Animation, Core Graphics, Core Text and noledge on Hybrid applications.
• Created and customized views, Table Views,Tab Bars and Navigation Bars for providing a rich user experience which are some basic functionality in a multi-view Page Controls, View Controllers.
• Proficient in source control with Git and SVN - merging branches, updating repository, checking out code, rollback commits to undo changes.
• Solid experience in carrying out functional Unit Tests using teh XCTest framework.
• Ability to integrate third party API's such as Facebook, Twitter, Paypal into iOS applications for social networking and financial transactions.
• Experience with third-party APIs

PROFESSIONAL EXPERIENCE:

Confidential

IOS Developer

Responsibilities:

• Coordinated with teh business & design team to gather client requirements to help modify teh app as per clients need Device specific implementation of functionality Worked on BLE Worked on third party SDK mostly related to Audio Involved in major bug fixes with onshore and offshore team Used GCD and NSOperationQueue as per task needs Involved in doing Code Reviews on GitlabEnvironment: XCode12.x, Firebase Analytics, SourceTree, Gitlab, GitFlow, Discord, Slack.

Confidential

Mobile Engineer

Responsibilities:

• Used localization techniques in Xamarin for data translation Used MVVM design pattern to design teh application. Worked on development of applications for Android and iOS, with Xamarin forms Used Hockey App for testing teh applications. Created custom mobile applications using cross platform technologies as per client's specification. Working with Sales Force for analytics of mobile data. Involved in Instrumenting events manually into Firebase Analytics. Integrated GTM with Firebase. Working on fixing medium priority bugs and high priority bugs to enhance teh user experience. Experience in creating use case diagrams, writing code, writing test scenarios, performing unit and integration testing, production support and preparing documentation.Environment: Xamarin iOS, Xamarin Android, Xamarin, Xamarin Forms, C#, Visual Studio, Firebase Analytics, Google Tag Manager, Google Analytics, SourceTree, Git.

Confidential

Mobile Application Developer

Responsibilities:

• Worked on an Android application as a replacement for an android developer to execute tasks as per deadline. Worked on UI designs to change teh view of teh application. Made major changes on teh security side as per teh penetration test reports. Implemented RESTFul web services to pull down teh latest information, JSON data parsed using NSJSONSerialization. Involved in submitting code via FTP to third party for penetration test reports and making changes accordingly as per teh reports generated. Enabled teh Auto Layout for positioning teh UI elements appropriately in teh view relative to teh device and other view elements by adding constraints. Implemented teh Crashlytics to get teh crash reports. Customized UITableView and UINavigation and Tab Bar Controller for teh custom look and to improve teh user interface.

Confidential

Mobile Engineer

Responsibilities:

• Created custom mobile applications using cross platform technologies as per client's specification. Daily scrum meetings with team (Technical/Non - technical) and has teh feasibility to give proper solutions on time. Worked on major functionalities like Offline-Online data sync, Services integration and complex UI designs using Xamarin forms. Code merging/build release and quick turnaround if any deployment issues. Worked on Unit Test cases. Thorough unit testing for teh functionality which is being implemented in order to reduce teh number of bugs are being opened. Involved in User Acceptance Testing (UAT) and Code Reviews. Design and development of UI Screens.Environment: Xamarin iOS, Xamarin Android, Xamarin, Xamarin Forms, C#, Visual Studio, SourceTree, Git, Viper FTP, Akamai.

Confidential

Sr. iOS Developer

Responsibilities:

• Designed app using GCD API by keeping in minds of multi - threading, as to not compromise on teh app performance. Used PushKit framework to improve teh app background processing. Knowledge on swift based libraries like Alamofire which can be used to update UI in an asynchronous manner. Worked on UIViews & UITableViews for user interface in teh application. Allowed users to enter credit card information and add funds to their account using teh First Data API and SDK to process payments. Implemented teh scroll functionality by using UIScrollView on all screens of teh app. Followed AGILE practices, attending daily agile (SCRUM) meetings and SPRINT retrospective meetings.Environment: iOS, XCode 8.x,9.x, Swift 2.0, 3.0, GCD, UIKit, Local Authentication, PushKit, Alamofire Core Location Framework, MVC, JSON, Agile, GIT, Jira.

Confidential

IOS Developer

Responsibilities:

• Worked with UI Navigation View, UI Tab Bar View, UI Table View, UI Table View Cell, and \ UIAlertView. Involved in writing Unit tests and UI Tests for App stability and performance, used XC Test framework. Worked on teh memory management and multithreading to ensure a good performance of teh application. Constructed Views using XIB files with Interface Builder, UI Constraints added programmatically for UI Controls to perform some animations. Used Auto layout feature to adapt UIs to different rotations and screen sizes for universal app. Participated in code review using GitHub for performing push, pull, and stash methods from remote repository. Used AF Networking library for effective management of server requests and responses. Fixed many critical bugs. Used teh NS File Manager to store teh user order details in a file permanently. Used core data for storing teh user responses and fetching teh same for rendering on teh corresponding pages. Developed application by using MVC, Singleton, Notification and Delegations and Protocol Design patterns. Worked on transition of Objective C to Swift during teh project. Used pagination to display more search results as teh user scrolls down teh UI Table View.Environment: iOS, Swift 1.x,2.x, XCode 8.x, Objective - C, Cocoa Touch, Core Data, Core framework.
• Used animation / UIAnimation, UIKit, Core Graphics, MapKit, Core Location. Worked with wireframes provided by teh design team to develop teh UI through Storyboards and Autolayout Constraints. Utilized Instruments for monitoring CPU load, heap size and memory usage. Use of SQLite to persistent data across application lifecycles. Utilized SVN version control tool as source control management. Debugged items using Breakpoints, NSLog statements, LLDB statements, etc. Developed Custom UIViews & UITableViews for user interface in teh application. Developed critical tools for dis project like customized navigation bar, page control and scroll view. Used Git for version control and code reviews. Integrated a web-based content made with HTML on Native app using UIWebView. Worked with CocoaPods dependencies for necessary 3rd partyabilities. Customizing UIButton, UITabBar to build user interface of teh application using storyboard.Environment: iOS, Objective-C, XCode 7.x, Cocoa touch, Cocoa Framework, MapKit, Framework, Core Location, Smart SVN.

Confidential

Web Application / Mobile Developer

Responsibilities:

• Developed HTML views with HTML, CSS, bootstrap. Involved in teh design and development of teh user interface and teh functionality logic. Developed page layouts, Navigations and presented designs and concepts to clients and teh management to review. Worked towards transforming wire frames into HTML and iOS prototypes. Developed teh App using Cocoa Touch frameworks on UIKit. Worked with UIWebViewDelegate protocol to initiate call backs to teh UIWebView delegate methods. Implemented constraints to ensure graceful orientation of teh UI view elements. Collaborated with end users and clients during software implementation.Environment: iOS, XCode, iPad,iPHONE, HTML, CSS, Bootstrap, REST, JavaScript, JSON, XML, Objective - C,SQLite, Smart SVN.