PROFESSIONAL SUMMARY:

• 5 years of experience in mobile app development, creating apps for iOS devices using Xcode and iOS SDK with Swift, Objective - C, and Cocoa frameworks.
• 4 iOS mobile apps for iPhone/iPad published in the App Store.
• 6 years of experience in technology, automation, and software development.
• Experience in iOS mobile app development using both Swift and Objective-C; particularly advanced in programmatic development using Swift 1 - Swift 4.
• Expert coder who consistently produces high quality, reliable, consistent, and stable mobile app code.
• Looks for ways to apply new iOS technologies to current projects in ways that enable improvement, efficiencies, and marketable design.
• Have a keen analytical ability and enjoy the challenges of problem-solving; particularly as applied to the challenges of iOS mobile app architecture, development and performance.
• Plan solutions by testing ideas prior to making a decision or beginning implementation in any iOS development project.
• Eager to keep learning more in my field of iOS app development, and enjoy following trends and new technologies.
• Works with iOS mobile app product owners and stakeholders to develop products that support business needs.
• Excellent personal presence with proven ability to work with all levels of management.
• Works with iOS creative team and UX designers to develop interfaces according to specification, and following best practices.
• Works with testing and QA, defining processes and designing tests to ensure quality.
• Have led Agile/Scrum iOS app development teams, facilitating daily scrums and weekly or bi-weekly sprints.
• Team player who participates with other developers and assists through mentoring and coaching.
• As a consultant, contributed problem-solving analysis and recommended solutions within the guidelines of the project and advice on following best practices.
• Leads and manages iterative development process employing continuous integration, test driven development and scrum practices.

TECHNICAL SKILLS:

PROGRAMMING LANGUAGES: Swift, Objective C, C, C++, C#.NET, Java, SQL, Python, R, Scala, HTML, UML, CSS, JavaScript

Web Scripting: HTML/CSS, PHP, CMS, XML, jQuery, XML, Bootstrap, jQuery Mobile

WEB SERVICES: RESTful, SOAP, JSON, XML

DESIGN SOFTWARE: Sketch, Zeplin

TESTING: TDD, Unit Testing, XCTest, TestFlight, Automated Testing

CONTINUOUS INTEGRATION: Jenkins, Hudson, Travis CI

IDE: XCode, Eclipse, Visual Studio

DATABASES: SQLite, SQL. mySQL and MS SQL Server, Queries, tables, forms, design and development

METHODOLOGIES: Agile Scrum, SDLC

MODELING: UML, Diagrams, ERD iOS: Cocoa Touch, CocoaPods, UIKit, Core Graphics, Core Animation, Core Bluetooth, MapKit, TextKit Core Location, EventKit, Social FrameworkLocationKit: GCD, Interface Builder

Adaptive Layout: Auto Layout

Apple Push Notification Service: Local Notifications

VERSION CONTROL TOOLS: Git and SVN

Desktop Software: Proficient in Microsoft Office Word, Excel, PowerPoint, & Access

Architecture & Design Patterns: MVC, MVP, MVVM, OOP/OOD, Builder, Abstract Factory, Visitor, Singleton, Key Value Observing, Observer, Decorator, Delegation, Proxy, Interpreter, Iterator, Mediator

PROJECT TOOLS: JIRA, Confluence, KanBan, Trello, Slack

PROFESSIONAL EXPERIENCE:

Confidential, Atlanta, GA

SENIOR IOS ENGINEER

Responsibilities:

• Helped manage the team in a full audit of the code base and planned the changes we wanted to make going forward.
• Recommended methods, tools, frameworks, and technologies to best achieve the desired result.
• Set-up and managed version control and continuous integration with GitHub and Jenkins.
• Responsible for issue tracking and project management in JIRA.
• Developed and architected the application based on the MVVM architectural pattern.
• Suggested different ways to improve work processes by implementing new features in the Agile system.
• Developed improvements using Core Animation and Core Graphics.
• Responsible for enhancing various modules such as the different views and user interfaces.
• Collaborated with cross-functional teams to define, design, and ship new features.
• Worked on bug fixing and improving application performance.
• Researched and evaluated new technologies to make the development process and workflow more efficient.
• Served as client liaison on design, development, quality, and submission.
• Provided regular update reports on overall application development status and tasks.
• Documented project tasks and application functions and features.
• Analyzed customer requirements and created a project plan and functional analysis for the design of the application.
• Performed security audit to ensure that no confidential information was persisted on the device or transmitted insecurely, and that log-in credentials were securely stored with Keychain.

Technologies: Swift, Objective-C, MVVM, Core Graphics, Core Animation, TDD, Testflight,, Auto Layout,, Keychain, CocoaPods, Git, Instruments

Confidential, Omaha, NE

SENIOR IOS APP DEVELOPER

Responsibilities:

• Provided advice/consultancy regarding team development and strategies.
• Improved developer communication amongst the team.
• Found the best workflows for source control, task management, and continuous integration.
• Heavily revised an refactored an older app in Objective-C and transitioned the codebase to Swift
• Designed custom iOS user interface classes to be used in the application using IBDesignables.
• Added support for Apple Watch
• Designed and developed remote data layer using protocols and dependency injection
• Use of MVVM design pattern as a preferred architecture.
• Implemented new menu design and functionality for an improved user experience
• Followed Apple UI guidelines throughout the iOS mobile app project.
• Involved in getting requirements from the engineering team and analyzed the feasibility with the existing system design.
• Implemented SiteCatalyst to track all user behaviors.
• Utilized Instruments, Crash Logs, LLDB statements, NSLog statements, and Breakpoints to resolve various issues and bugs brought to attention by QA team.
• Discovered memory leaks and subsequently tracked down the root cause and resolved the issue using Leaks and Allocations.
• Added Localization to the iOS app to enable content tailored to a user’s language settings.
• Used AVFoundation to handle audio play back and video streaming in iOS. I made some changes to the interactions for a smoother user experience.

Technologies: Swift, Objective-C, SiteCatalyst, Cocoa Touch, Localytics, Instruments, Time profiler, Allocations, Keychain

Confidential, Purchase, NY

IOS MOBILE APP DEVELOPER

Responsibilities:

• Developed app entirely in Objective-C, and started making some POC’s and prototypes in Swift towards the end of the project.
• Worked with server team on integration of web services and authentication
• Updated location finder functioning with MapKit for iOS.
• Communicated with RESTful API to fetch information, such as nearby ATMs.
• Used JSON parser to parse fetched REST data from server to the iOS mobile app.
• Implemented Unit Testing of the iOS mobile app, and helped move the app to production.
• Participated in testing for app submission and ensuring app store guidelines were met.
• Implemented advanced animation techniques to provide a user-friendly interface.
• Reviewed entire iOS code base and participated in peer-to-peer code reviews.
• Worked closely with various departments to ensure that our iOS mobile app delivers the greatest experience to the end user.
• Created a framework for reusable components that can be applied to iOS applications developed throughout the organization.

Technologies: Cocoa Touch, Cocoa Pods, Xcode, Swift, Objective-C, MapKit, Core Animation, JSON, AFNetworking

Confidential, Boston, MA

JUNIOR IOS MOBILE APP DEVELOPER

Responsibilities:

• Worked on RESTful web services technologies to support the iOS mobile app.
• Used Git extensively as the versioning tool for the iOS mobile apps development team.
• Worked in Agile environment with active scrum participation, and assisted in documenting progress on backlog, bug fixes, and tasks.
• Utilized MVC design pattern for modular and scalable development in iOS mobile apps.
• Integrated third-party libraries to iOS projects, using Cocoa Pods.
• Responsible for managing the backlog in JIRA.
• Created views and linked outlets using Storyboard, based on wireframes.
• Developed code for different views for portrait and landscape orientation.
• Developed 3 different visualization approaches tied to the work order date segregated by timeframes.
• Tested fixes using XCTest to ensure success.

Technologies: iOS, Xcode, Cocoa Touch, Cocoa Pods, Objective-C, MVC, AFNetworking

Confidential, Houston, TX

SOFTWARE DEVELOPER

Responsibilities:

• Coding with Java and C++
• Developed an extract-transform-load process in C# to anonymize personally identifiable information within the database.
• Automated workflows that generate monthly reports using Windows Task Scheduler.
• Maintained the company website and updated the website content as needed.
• Created documentation to provide instructions to set up a Scala development environment.
• Assisted other junior software developers.
• Worked on projects to create Address Book using Java and Payment Processing using C++
• Designed software utilizing Use Case Diagram, Sequence Diagram, Life Cycle Model, and Critical Path Analysis
• Worked on web development using PHP, HTML, CSS, JavaScript, and MySQL
• Created algorithms to output specific sequences
• Debugged scripts
• Worked on projects to fix errors in existing scripts.
• Worked on a project utilizing Java and C++ connected with Raspberry Pi