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, Storyboards, Xibs, Standard System View Controllers, Views and View Controllers, UI State Preservation, 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