Joffrey M

Senior iOS developer at PayPal

Working on the TapToPay feature using SwiftUI. Established complex router architecture for navigation. Used Bitbucket for source control and provided technical leadership to junior developers. Utilized Combine for reactive programming and helped establish complex architectural patterns to interact with other frameworks.

Mobile Architect at Shake Shack

Used SwiftUI and RxSwift for reactive programming. Managed releases for both iOS and Android using a combination of Fastlane and GitHub Actions. Used GitHub for version control. Migrated code from UIKit to SwiftUI and implemented Combine framework for asynchronous events. Collaborated with cross-functional teams to maintain iOS applications.

Application Architect at Bank of America (BOA)

Spearheaded the development of the DepositsGo framework using a mixture of Objective-C and Swift. Used Bitbucket repositories for version control and reviewed pull requests by other developers.

Sr. Lead Mobile Developer at Mayo Clinic

Developed native iOS applications in Swift integrating RESTful APIs. Implemented Combine and RxSwift frameworks for reactive programming and converted existing UIKit code to SwiftUI. Maintained the Wayfinding portion of the app using design paradigms such as MVC and MVVM+C.

Sr. Mobile Developer at Intralot

Maintained state lottery applications coded in Swift using design patterns such as MVC and MVVM+C. Used Bitbucket for version control.

Senior iOS developer at PayPal

Worked on the TapToPay feature using SwiftUI, helped establish complex router architecture for navigation, and provided technical leadership to junior developers. Used Combine framework for reactive programming and Bitbucket for source control.

Mobile Architect at Shake Shack

Used SwiftUI and RxSwift for reactive programming, managed releases for both iOS and Android. Utilized Fastlane and GitHub Actions for deployment and migrated code from UIKit to SwiftUI. Collaborated with cross-functional teams.

Application Architect at Bank of America

Spearheaded development of the DepositsGo framework using Objective-C and Swift. Managed Git repositories via Bitbucket and reviewed pull requests by other developers.

Sr. Lead Mobile Developer at Mayo Clinic

Developed native iOS applications in Swift, integrated RESTful APIs, implemented Combine and RxSwift for asynchronous programming, and converted UIKit code to SwiftUI. Maintained the Wayfinding portion of their iOS app using MVC and MVVM+C.

Sr. Mobile Developer at Intralot

Developed and maintained state lottery native iOS applications in Swift, using design patterns such as MVC and MVVM+C.

Sr. Lead iOS Developer at Revel Systems

Led development of Revel Kitchen Display System and Revel Point of Sale app in Objective-C. Led dev-ops migration from Jenkins to CircleCI and mentored junior developers.

Sr. Lead Mobile Developer at Equifax

Worked on web applications using React.js and React Native mobile app demos. Managed Bitbucket repositories using SourceTree.

Sr. Lead iOS Developer at Lexis Nexis

Maintained native iOS applications using Objective-C with MVC, Delegate, and Extensions. Developed features including telematics SDK and geofencing using Core Location and Core Motion.

Lead iOS Developer at Scientific Games

Developed hybrid mobile apps using Cordova and native frameworks. Managed Bitbucket repositories and used MVC architecture.

Senior iOS Developer at USAA

Developed enterprise iOS app in Swift, implemented UISplitViewController, custom UI, and extensions. Ensured compliance with federal regulations and integrated location services.

Sr. iOS Developer at Amtrak

Primary developer for iOS research and POC applications using MVC and Factory design patterns. Created universal apps for iOS 7 in Objective-C with JSON web services integration.

Sr. Lead iOS Developer at Home Shopping Network

Primary developer for responsive iOS mobile application using MVC and Singleton patterns, with MapKit framework implementation and XML web services consumption.

Sr. Lead iOS Developer at GoMobileScout

Lead developer responsible for architecture, design, and client interaction for responsive iOS app using MVC pattern. Managed a small team and used Parse.com backend.

Sr. iOS Developer at Buddy Beers

Created social media mobile app compatible with iPhone and iPad using MapKit, Facebook API integration, and JSON web services.

iOS Developer (Freelance) at Self Employed

Managed and developed iOS and Android apps, integrating Parse API, Mail Gun for email, and Twilio for SMS messaging. Implemented Core Location and Core Data frameworks.

Software Developer at LeaseZen

Built web applications with HTML, CSS, and Javascript. Integrated Experian credit reporting and payment APIs. Developed backend administration portal and migrated systems to MySQL database.

Senior iOS developer at PayPal

Worked on TapToPay feature using SwiftUI and helped establish complex router architecture for navigation. Provided technical leadership to junior developers and implemented reactive programming using Combine. Used Bitbucket for source control and contributed to complex architectural patterns interfacing with other frameworks.

Mobile Architect at Shake Shack

Led iOS app development using SwiftUI and RxSwift for reactive programming. Managed releases for both iOS and Android platforms using Fastlane and Github Actions. Migrated codebases from UIKit to SwiftUI, handled asynchronous operations with RxSwift and Combine, and collaborated with cross-functional teams on application maintenance and new feature development.

Application Architect at BOA

Spearheaded development of the DepositsGo framework using a mixture of Objective-C and Swift. Managed version control with Bitbucket, reviewed pull requests, and contributed to architectural decisions for applications deployed to iOS.

Sr. Lead Mobile Developer at Mayo Clinic

Developed native iOS applications written in Swift integrating RESTful APIs and reactive frameworks Combine and RxSwift. Converted UIKit codebases to SwiftUI and worked on features related to Wayfinding. Employed software design paradigms including MVC, MVVM+C, Delegation, and Observer to ensure application quality and maintainability.

Sr. Mobile Developer at Intralot

Maintained and developed features for state lottery applications using Swift. Employed design paradigms such as MVC, MVVM+C, Delegation, and Observer. Managed version control with Bitbucket repositories and contributed to application stability and enhancements.

Senior iOS Developer at PayPal

Led development of the TapToPay feature using SwiftUI; helped establish a complex router architecture for navigation; integrated Combine for reactive flows; mentored junior developers; collaborated with cross-functional teams; used Bitbucket for source control; improved performance and reliability of mobile experiences.

Mobile Architect at Shake Shack

Architected mobile apps with SwiftUI and RxSwift; migrated codebase from UIKit to SwiftUI; oversaw release management for iOS and Android using Fastlane and GitHub Actions; collaborated with cross-functional teams to deliver features.

Application Architect (Hybrid) at BOA

Led the DepositsGo mobile framework; bridged Objective-C and Swift; reviewed PRs; mentored junior developers; supported sprint planning and architectural decisions.

Sr. Lead Mobile Developer at Mayo Clinic

Native iOS applications in Swift; integrated RESTful APIs; implemented Combine and RxSwift; migrated UIKit to SwiftUI; supported Wayfinding features; applied MVC/MVVM+C patterns.

Sr. Mobile Developer at Intralot

Led features for state lottery apps; built hybrid Cordova wrappers and native frameworks; collaborated with distributed teams; focused on performance and maintainability.

Sr. Lead iOS Developer at Revel Systems

Led iOS development for Revel Kitchen Display System; worked primarily with Objective-C; implemented MVC/MVVM patterns; mentored junior developers.

Sr. Lead Mobile Developer at Equifax

Contributed to web and mobile initiatives; led efforts around CircleCI-based CI/CD; integrated Equifax APIs; mentored team; supported cross-functional collaboration.

Sr. Lead iOS Developer at LexisNexis

Led iOS development with Objective-C; implemented geofencing and telematics SDKs; coordinated with Angular front-end teams for integrated solutions.

Lead iOS Developer at Scientific Games

Led Tennessee Lottery official app; hybrid Cordova wrapper; built native modules bridging to JavaScript; maintained and evolved the app ecosystem.

Sr. iOS Developer at USAA

Developed enterprise iOS app in Swift; implemented UISplitView; integrated location and GPS features; ensured PIC compliance; implemented SAML/OAuth; managed daily builds for feedback.

Sr. iOS Developer at Amtrak

Primary developer for mobile apps used in research/POC; consumed JSON web services; Core Data usage; multi-threading with GCD; managed data for e-tickets and trips.

Sr. iOS Developer at HSN

Primary iOS developer; MapKit integration; Event Kit-driven features; advanced UI work; collaboration across teams to enhance shopping experience.

Sr. Lead iOS Developer at GoMobileScout

Led a team of 4 developers; defined architecture; used Parse backend; embraced MVC; leveraged CA layers for UI polish.

Sr. iOS Developer at Buddy Beers

Primary iOS developer; MapKit-based location features; Facebook login integration; Address Book integration for sharing and social interactions.

iOS Developer at Self Employed

Freelance iOS development; built One Tyme and Turnt Up apps; used Parse backend; Twilio integration; Core Location for distress features; MVC architecture.

Software Developer at LeaseZen

Web/mobile development; integrated Experian credit API; payment APIs for recurring payments; migrated Excel system to MySQL; prototyped layouts and features.

Senior iOS developer at PayPal

Led the development of the TapToPay feature using SwiftUI; established a complex router architecture for navigation; provided technical leadership to junior developers; implemented reactive programming with Combine; collaborated across frameworks; managed Bitbucket-based source control.

Mobile Architect at Shake Shack

Implemented SwiftUI and RxSwift-based modules; managed releases for iOS and Android; built deployment pipelines using Fastlane and GitHub Actions; migrated code from UIKit to SwiftUI; leveraged Combine and RxSwift for asynchronous events; collaborated with cross-functional teams.

Application Architect at BOA

Spearheaded the DepositsGo framework development; worked with Objective-C and Swift; conducted code reviews; used Bitbucket for version control.

Sr. Lead Mobile Developer at Mayo Clinic

Integrated RESTful APIs to fetch and display data; implemented Combine and RxSwift for asynchronous flows; migrated UIKit to SwiftUI; contributed to Wayfinding features; operated in a remote-team environment.

Sr. Mobile Developer at Intralot

Developed features for state lottery apps; employed MVC/MVVM+C patterns; delivered iOS mobile solutions in a remote setting.

Sr. Lead iOS Developer at Revel Systems

Led iOS development for Revel Kitchen Display System and Revel POS; mentored junior developers; drove CI/CD migration from Jenkins to CircleCI.

Sr. Lead Mobile Developer at Equifax

Web app in React; demonstrated APIs to clients; developed a React Native mobile demo to showcase capabilities.

Sr. Lead iOS Developer at Lexis Nexis

Telematics SDK development; MapKit integration; geofencing and core location/motion features; built native telematics capabilities.

Lead iOS Developer at Scientific Games

Hybrid Cordova-based mobile wrapper; developed native frameworks hosting callbacks from JavaScript; contributed to telementics/SDK work.

Sr. iOS Developer at USAA

Enterprise iOS app in Swift; ensured PIC compliance; integrated GPS; supported daily builds; SAML/OAuth-based authentication.

Sr. iOS Developer at Amtrak

Primary iOS development for research-related app features; coordinated with offshore resources; Core Data; JSON; GCD; RESTful services.

Sr. Lead iOS Developer at Home Shopping Network

Developed a responsive iOS app; MapKit integration; event kit usage; Quartz-based UI enhancements; product carousels and advanced UI.

Self Employed iOS Developer at Self Employed

Freelance iOS development; built apps using Parse backend and Twilio integrations; MVC architecture; location-based services; RESTful consumption.

Software Developer at LeaseZen

Web/Frontend development with HTML/CSS/JS; API integrations; credit API usage; payments integration; database work with MySQL.

Senior iOS developer at PayPal

Led development of the TapToPay feature using SwiftUI; established a robust router architecture for navigation; collaborated across teams on framework integration; used Bitbucket for source control; provided technical leadership to junior developers; applied Combine for reactive programming to improve app responsiveness and maintainability.

Mobile Architect at Shake Shack

Implemented iOS applications using SwiftUI and RxSwift; managed releases for iOS and Android; orchestrated deployment pipelines with Fastlane and GitHub Actions; leveraged Github for version control; migrated legacy UIKit components to SwiftUI and integrated Combine for new features; collaborated with cross-functional teams to deliver features.

Application Architect at BOA

Spearheaded the DepositsGo framework development; mixed Objective-C and Swift codebases; conducted PR reviews; designed architecture to interact with other frameworks and services; maintained Bitbucket repositories and collaborated with teams.

Sr. Lead Mobile Developer at Mayo Clinic

Led iOS development for Wayfinding and other features; integrated RESTful APIs; implemented Combine and RxSwift for asynchronous data flows; migrated UI from UIKit to SwiftUI; supported remote team delivery and ensured accessibility and performance.

Sr. Mobile Developer at Intralot

Developed native iOS features for state lottery applications using MVVM/MVVM+C; collaborated remotely; adhered to MVC/MVVM/Delegate patterns; delivered robust, testable components and consumed Parse/REST APIs.

Sr. Lead iOS Developer at Revel Systems

Led iOS development for Revel Kitchen Display and Revel POS; migrated CI from Jenkins to CircleCI; mentored junior developers; authored documentation for CircleCI pipelines; built native UIs and integrated with backend services.

Sr. Lead Mobile Developer at Equifax

Led mobile development at Equifax; collaborated on a React.js web app and React Native demos; ensured PCI compliance; contributed to mobile features and cross-functional initiatives; used Bitbucket for version control.

Sr. Lead iOS Developer at Lexis Nexis

Led iOS development; worked with MVC, Delegate, Extensions, and Observer patterns; supported front-end Angular dashboard integration; implemented geofencing and telematics SDKs; delivered iOS components.

Lead iOS Developer at Scientific Games

Hybrid app development using Cordova; developed and maintained native iOS frameworks that exposed callbacks from JavaScript; built bridges for hybrid app features; contributed to cross-platform mobile solutions.

Sr. iOS Developer at USAA

Developed an enterprise iOS app in Swift; implemented UISplitViewController and custom UI components; ensured PIC compliance; integrated location services; pushed daily builds and authored technical documentation; targeted iPad devices.

Sr. iOS Developer at Amtrak

Primary iOS development for Amtrak app; implemented Core Data for e-ticket data; consumed JSON web services; applied GCD for concurrency; collaborated with onsite client and offshore resources; participated in agile processes.

Sr. Lead iOS Developer at Home Shopping Network

Led iOS development for HSN app; integrated MapKit; implemented event-driven UI; used Quartz for visual effects; created product carousels and supported XML-based backend communication.

Sr. Lead iOS Developer at GoMobileScout

Senior iOS developer; used Parse.com for backend storage and retrieval; implemented MVC; built chat interfaces with JSQ Messages; integrated geofencing and custom views.

Sr. iOS Developer at Buddy Beers

Developed iOS social app with MapKit for location; integrated Facebook login; consumed JSON/XML web services; leveraged Address Book integration for sharing features.

iOS Developer (Self-Employed) at Self Employed

Delivered multiple contract iOS projects; notable work included One Tyme app (iOS/Android, Parse backend, Twilio for SMS, Mailgun for alerts, Core Location for distress messages), Turnt Up (Objective-C, UIKit, Core Data, REST with JSON), and LeaseZen (web app with HTML/JS and MySQL backend).

Software Developer at LeaseZen (remote)

Web application development using HTML, CSS, and JavaScript; integrated Experian credit reporting API; integrated various payment APIs; migrated Excel-based processes to MySQL backend; built admin features and reports.

Senior iOS developer at PayPal

Led TapToPay feature development using SwiftUI; defined router/navigation architecture; collaborated with cross-functional teams; managed source control with Bitbucket; provided technical leadership to junior engineers; implemented reactive programming with Combine and integrated patterns across frameworks.

Mobile Architect at Shake Shack

Implemented SwiftUI and RxSwift for iOS apps; managed releases for iOS and Android using a mix of Fastlane and GitHub Actions; contributed to cross-functional product development; migrated codebase from UIKit to SwiftUI and leveraged Combine for new features; implemented RxSwift for asynchronous operations; led unit testing and debugging to ensure quality.

Application Architect at BOA

Spearheaded the DepositsGo framework; used Bitbucket for version control; worked with Objective-C and Swift; reviewed pull requests; integrated architecture patterns across multiple components.

Sr. Lead Mobile Developer at Mayo Clinic

Integrated RESTful APIs to fetch and display data; implemented Combine and RxSwift to manage asynchronous data flows; converted UIKit interfaces to SwiftUI; contributed to Wayfinding features and maintained iOS app components; used Bitbucket for version control.

Sr. Mobile Developer at Intralot

Developed native iOS applications in Swift; maintained state lottery applications; applied MVC, MVVM+C, Delegation, and Observer patterns; collaborated using Bitbucket for source control.

Sr. Lead iOS Developer at Revel Systems

Led iOS development for Revel Kitchen Display and Revel POS; migrated CI workflows to CircleCI; mentored junior developers; authored documentation; built native frameworks for callbacks from JavaScript in web pages; utilized MVC, MVVM+C patterns.

Sr. Lead Mobile Developer at Equifax

Led mobile development efforts; contributed to a React-based web app and a React Native mobile demo; implemented robust iOS features; mentored developers; used Bitbucket as version control.

Sr. iOS Developer at USAA

Collaborated with product teams to deliver enterprise-grade iOS apps; implemented UISplitViewController and custom UI components; integrated location features; ensured regulatory compliance; managed daily builds and deliveries with Bitbucket.

Sr. iOS Developer at Amtrak

Developed universal iOS applications in Objective-C; integrated JSON RESTful services; leveraged GCD for multithreading; used Core Data for e-ticket data; enhanced UI and collaborated with clients.

Sr. Lead iOS Developer at Home Shopping Network

Primary developer for a responsive iOS app; implemented MapKit and Event Kit; created product carousels and custom views; loaded data from XML feeds; used Quartz and UI kit to enhance visuals.

Developed One Tyme application; managed iOS and Android delivery; used Parse API, Mailgun, and Twilio for communications; applied MVC patterns; leveraged Core Location for distress messaging features.

Software Developer at LeaseZen (remote)

Web front-end development with HTML, CSS, and JavaScript; integrated Experian credit-check APIs; implemented payment integrations; prototyped new features and migrated data to MySQL; contributed to regulatory compliance and security.

Senior iOS developer at PayPal, San Jose, CA

Worked on TapToPay feature using SwiftUI; helped establish complex router architecture for navigation; used Combine for reactive programming; provided technical leadership to junior developers.

Mobile Architect at Shake Shack, Alpharetta, GA

Used SwiftUI and RxSwift for reactive programming; managed releases for iOS and Android; combined Fastlane and GitHub Actions for deployment; migrated code from UIKit to SwiftUI and leveraged Combine/RxSwift; conducted unit testing and CI/CD tasks.

Application Architect at BOA, Atlanta Ga (Hybrid)

Led the DepositsGo framework; reviewed PRs; mentored junior developers; assisted in sprint and quarterly planning.

Sr. Lead Mobile Developer at Mayo Clinic, Rochester, MN (remote)

Native iOS applications written in Swift; integrated RESTful APIs; implemented Combine and RxSwift for reactive data flows; converted UIKit to SwiftUI; contributed to Wayfinding features.

Sr. Mobile Developer at Intralot, Duluth, GA (remote)

Native iOS applications written in Swift; developed features for state lottery apps; applied MVC and MVVM+C patterns; utilized Delegation and Observer patterns.

Sr. Lead iOS Developer at Revel Systems, Alpharetta, GA

Native iOS applications in Objective-C; contributed to Revel Kitchen Display System; led DevOps migration from Jenkins to CircleCI; mentored junior developers.

Sr. Lead Mobile Developer at Equifax, Alpharetta, GA

Lead mobile development; front-end web app using React.js for client demos; developed a demo mobile app with React Native.

Sr. Lead iOS Developer at LexisNexis, Alpharetta, GA

Lead iOS development; MVC/Delegate/Extensions/Observer patterns; dashboard front-end in Angular; native Objective-C components; geofencing and telematics SDK work.

Lead iOS Developer at Scientific Games, Alpharetta, GA

Lead iOS development; hybrid Cordova-based app; built and maintained native frameworks to support web callbacks; contributed to native feature development.

Sr. iOS Developer at USAA, San Antonio, TX (remote)

Collaborated on enterprise iOS app in Swift; heavy use of UISplitViewController, custom UI components, and extensions; ensured PIC compliance and regulatory adherence; implemented location features and daily CI builds; documented knowledge transfer.

Sr. iOS Developer at Amtrak, Washington, DC

Primary developer for mobile applications used in research and POC; client liaison; offshore resource management; migrated to agile methodologies; consumed JSON web services; multi-threading with GCD.

Sr. Lead iOS Developer at Home Shopping Network, St. Petersburg, FL

Primary developer for a responsive iOS app; MapKit integration for maps; Quartz Core for UI polish; implemented event-kit and dynamic UI elements; XML-driven data loading.

Sr. Lead iOS Developer at GoMobileScout (remote)

Led a small team of iOS developers; architecture and client-facing responsibilities; used Parse backend; REST-based data flows; MVC pattern; extensive use of CA layers for UI effects.

Sr. iOS Developer at Buddy Beers, New York, NY

Primary developer for a social app with MapKit location features; Facebook login integration; address book sharing; CA layers and rich UI transitions.

iOS Developer at Self Employed

Freelance iOS projects; Parse backend; Mailgun for alerts; Twilio integration for SMS; location-based distress features; MVC-driven architecture; Core Location for live updates.