SUMMARY:

• 7 years iOS mobile apps development experience
• Engages with system users and business analysts to identify system enhancements and/or new applications to meet business needs.
• Hardcore proficiency in proficiency includes programming languages C, C++, VB.NET, Python, PowerShell; web scripting languages HTML5, CSS3 and JavaScript, jQuery, jQuery Mobile
• Produces code of high quality and reliability - strong quality code metrics.
• Effectively performs code walk-throughs in conjunction with Quality Services.
• Develop system architecture that improve designs & mapping form to function
• Extensive experience consuming web service APIs using XML or JSON
• Experience with all aspects of product development lifecycle
• Proactively performs extensive system testing to ensure that the systems work efficiently and are developed following the applicable development methodology.
• Experience as a developer for native iOS application(s)
• Experience with Swift, Objective-C, Xcode, iOS versions, debugging tools, memory management, multi-threading techniques, UI design
• Experience with hybrid apps, knowledge of universal apps for compatibility across tablets and phones.
• Problem solving skills to develop quick yet sound solutions to resolve complex issues
• Hands on Mobile app development experience using Xcode or android developer studio.
• Teamwork & collaboration skills to work across organizations and lead cross-functional teams
• Unit tests to ensure accuracy. Tracks record of identifying largest risk areas and driving resolution of these issues.
• Leads the design, development and implementation of complex systems.
• Possessa deep familiarity with Objective-C and Cocoa Touch

  Familiarity and experience with Swift

• Experience working with iOS frameworks such as Core Data, Core Animation, Core Graphics and Core Text
• Familiarity with RESTful APIs to connect iOS applications to back-end services
• Experience with third-party libraries and APIs
• Provides accurate and timely input to Project Manager regarding status of technical tasks for self and team.
• Designs and develops high quality, scalable and efficient solutions and products on schedule.
• Works easily with continuous integration
• Demonstrated ability to integrate with a wide array of backend technologies and services
• Self-motivated and reliable
• Possess enthusiasm for solving interesting problems and a willingness to learn
• Have a keen eye for creative designs
• Possess an advanced knowledge of web and mobile UX/U
• Experience developing front-end mobile web applications
• Experience in mobile application / software development experience
• Experience as a developer for native iOS application(s)
• Experience with Swift, Objective-C, Xcode, iOS versions, debugging tools, memory management, multi-threading techniques, UI design
• Experience with hybrid apps, knowledge of universal apps for compatibility across tablets and phones.
• Working experience in iOS development
• Skilled in Swift. Objective-C and Cocoa Touch
• Experience working with iOS frameworks such as Core Data, Core Animation, Core Graphics and Core Text
• Familiarity with RESTful APIs to connect iOS applications to back-end services
• Experience with third-party libraries and APIs
• Working knowledge of the general mobile landscape, architectures, trends, and emerging technologies
• Solid understanding of the full mobile development life cycle source control (GIT, SVN, etc.)
• Experience developing mobile applications throughout the entire software development lifecycle (SDLC).
• Developed mobile apps features and functionality using both Objective C and the latest versions of Swift.
• Experienced in using 3rd party frameworks and libraries for various web services and APIs.
• Efficiently consumed and managed RESTful and SOAP web services with XML and JSON formats.
• Skilled in asynchronous http requests using a variety of tools such as GCD, NSOperations, NSURLSession, and AFNetworking.

PROFESSIONAL EXPERIENCE:

Confidential, Northbrook, IL

Senior iOS Developer

Responsibilities:

• Migrated several app features from AngularJS to native iOS, including the Shop portion, in order to improve the functionality and responsiveness of the application.
• Fixed bugs as reported by QA, and refactored the code base to facilitate future changes.
• Added features per request of the product owners using Objective-C
• Tested app functionality using XCTest
• Tested app impact on system resources using Instruments, and ensured that memory leaks were not introduced and that the user experience was not hindered.
• Tested and debugged network code using Charles Proxy
• Fixed issues in internal CocoaPods that shared functionality across different apps and teams
• Added and improved custom UI elements using IBDesignables and XIBs.
• Added the NeverWait feature, allowing express delivery of prescriptions through the app
• Worked in an Agile environment, with 2 week sprints and JIRA

Technologies Used: Xcode 8.0, Postman, Charles Proxy, iBeacons, Objective-C, XIBs, CocoaPods, AngularJS, Instruments

Confidential, New York, NY

Senior iOS Developer

Responsibilities:

• Designed Core Data objects and use NSOperations to get all information using encryption AES 256 to store the information.
• Implementing sitecatalyst to track all behaviors of user.
• Develop dynamic configuration to switch between web service calls.
• Design and Develop persistent data layer using Core Data.
• Manage GitHub repository creating branches doing merge, pull request and releases.
• Create the script to use in Jenkins in order to create build IPA file to distribute in landing zone for testing purpose, TestFlight and App Store.
• Analyze requirements of Fleet department
• Primary architecture used with MVC and Singleton
• UI and application e - signing using Storyboards.
• Memory management using ARC.
• Implemented many OOP and patterns like MVC, KVO and Singleton.
• Developed using Xcode 5. Design Core Data structure.
• Design user interface, UIViewControllers, UITableViewControllers, custom UITableViewCell with Interface Builder.
• Design custom MapAnnotation. Handling delegates: didSelectAnnotationView, viewForAnnotation.
• Worked JSON requests according to the front end. Process the JSON requests according to different types of modules, actions, and request data.

Technologies Used: Objective-C, Xcode, Core Data, NSOperations, MVC, KVO, OOP, Singleton, IPA, View Controllers, Delegates, AES256 encryption.

Confidential, Boston, MA

IOS Developer

Responsibilities:

• Designing, developing, testing and implementation of app in App Store.
• Design Core Data structure. Developed with Xcode 4
• Design user interface, UIViewControllers, UITableViewControllers, custom UITableViewCell with Interface Builder.
• Worked JSON requests according to the front end
• Implemented many OOP and patterns like MVC, KVO and Singleton.
• Performed to complete unit testing, integration testing and regression testing the application.
• Design custom html to send an email with Electronic Invoice attached. Design and develop custom alert views.Design custom TabBar.
• Participated in review meetings and took the initiative to meet the QA testing targets.

Technologies Used: Objective-C, Xcode, Instruments, UIKit, EventKit, CoreData, SQLite, MessageUI, AddressBook.

Confidential, New York, NY

IOS Developer

Responsibilities:

• Performed testing, debugging, and small feature enhancements throughout the application.
• Custom UI/UX developed using a combination of Storyboards, XIBs, and Auto Layout constraints adhering to specifications from the design team.
• Adding the ability to perform downloads with the app in the background.
• Added compatibility enhancements for iOS 8 and improved various features to be available when not connected to the network.
• Utilized RESTFul web services to perform various tasks and to download data. Responses parsed for JSON data.

Technologies Used: iOS8, Objective-C, Xcode, REST, JSON, XIBs, Auto Layout, Constraints, Threading, XCTest, Git, Jenkins, JIRA

Confidential, New York, NY

Developer

Responsibilities:

• Recovered corrupted database
• Formulated new back up and disaster recovery strategy
• Wrote SQL queries
• Analyzed and coordinated efforts to solve backlogs
• Led company’s data recovery line of business
• Wrote tools to aid in file recovery in Python and PowerShell
• Designed company website - hand-coded in CSS and HTML
• Primary IT help desk
• Configured database servers for compatibility
• Custom database design and development.
• Skilled in Computer & Information Systems with focus on security and database management. Technical proficiency.
• Includes programming languages C, C++, VB.NET, Python, PowerShell, web languages HTML5, CSS3 and JavaScript; operating systems Windows and Linux; database systems

Technologies Used: Oracle SQLPlus, mySQL/MariaDB, Advantage Database Server, Microsoft Access and LibreOffice Base; customer relationship management tool Salesforce, Clientele; security tools Wireshark, Armitage and Volatility; data recovery tools chkdsk, Prosoft Data Rescue and GetDataBack; issue tracking software, Git, JIRA and Bugzilla.