Director of Software Engineering and Senior iOS Engineer for PlugShare. Lead the engineering team by overseeing front-end, backend and design for the PlugShare app, a globally available service for finding, reviewing, and paying for EV charging services at public and private locations with over 5 million active users and 1,000,000+ locations. Contributing engineer for the EVgo app, a US-based app providing location and payments for EV charging sessions at EVgo locations. Full-time, remote.★ Spearheaded a successful modernization of PlugShare from pure MVC/Objective-C to a reactive MVP/Swift/SwiftUI/Combine codebase in a RESTful environment.★ Successfully implemented several technically challenging projects including CarPlay implementation, authentication migration, global charging session payments and live status updates, map filters overhaul, and complete architectural refactoring.★ Significantly increase app reliability from an 85% crash-free rate to a 99.8% crash-free rate.* Responsible for the entire application lifecycle including feature planning and road mapping, development, testing, deployment, and ongoing support.* Utilize numerous Apple frameworks including UIKit, SwiftUI, Combine, CoreLocation, CarPlay, MapKit, PassKit, StoreKit, AppTrackingTransparency, AdSupport, Keychain, WatchKit, WidgetKit, and PhotoKit.* Utilize third-party frameworks including Stripe, Firebase Analytics, Firebase Crashlytics, Firebase Remote Config, Firebase A/B Testing, Amplitude, Braze, and AWS Cognito/Amplify.* Contributed to EVgo app utilizing MVVM/Swift/SwiftU/RxSwiftI in a GraphQL environment.* Participated in an agile, scrum team with daily stand-ups, sprint planning/grooming/retros, code reviews, design reviews, and business customer reviews in a cross-functional team environment.

Freelance author on the iOS team.

iOS Engineer on the Mobile Apps team. Specifically working on the Apple Store App (ASA), a globally available e-commerce app for buying Apple products as an alternative to the web site, and for self-checkout of some products when in an Apple retail store. Located on-site in Sunnyvale, CA.★ Engineer on the [AR]T at the Apple Store AR experience.★ Implemented recording of AR views and associated audio in a compact file size suitable for social media.★ Created multiple reusable components in Swift and JavaScript to support checkout, scan and buy, accessibility, and various user interface improvements.• Utilized a combination of Swift 5, Objective-C, and JavaScript in a RESTful environment.• Developed custom, adaptive front-end user interfaces to meet Apple’s UI/UX/AX/HIG design specifications.• Participated in an agile, scrum team with weekly stand-ups, development planning, continuous integration, code reviews, and business customer reviews in a cross-functional team environment

Lead of the mobile team and iOS subject matter expert for a start-up of approximately 30 people. Worked remote from home office and on-site in Oakland and Santa Monica, California offices. Developed multiple iOS apps to promote safe-driving for teenagers, internal frameworks, and assisted in Android development.★ Managed mobile engineering team.★ Successfully developed suite of Focus safe-driving apps for iOS in Swift 4 and forAndroid using Kotlin through entire software development lifecycle.★ Fixed critical errors in legacy Control app and introduced custom URLSession- based API to substantially improve app performance and stability.★ Solved and implemented complex technical challenges to detect iBeacon, report status to back-end, and lock device by engaging cross-functional team collaboration.• Mobile engineering manager; key member in building overall team from two engineers to twelve including writing code challenges and conducting applicant interviews.• Abstracted communications from disparate Bluetooth SDKs into a single unified private API; utilized iBeacons, Apple MDM, VoIP, and web service REST calls.• Participated in agile, scrum team with daily stand-ups, sprint sessions, sprint planning, sprint review, continuous integration, code reviews, mentoring.• Continuously monitored market changes for impact to product viability.

iOS application developer. Full-stack web developer. Lotus Notes/Domino developer and IBM business partner.• Developer of Infinite Math (iOS using Swift 3.0)• Developer of Word Connectors (iOS and Android using Titanium).• Developer of Lotus Notes e-mail retention application Logistic and database backup utility nsfRewind.• Consult on e-mail archiving and replication solution for Summit Entertainment.• Develop corporate website for Mental Health America of Los Angeles utilizing ExpressionEngine, JavaScript, PHP, MySQL, jQuery, CSS, Bootstrap and Stripe.• Develop custom applications for Dole, McDonald’s, Mental Health America of Los Angeles, EOG Resources and more.• Develop e-commerce website for OASI and USA Gaming Supply utilizing osCommerce, MivaMerchant, JavaScript, MySQL, and PHP.

iOS subject matter expert to Gulfstream’s Business Technologies mobile team in a global environment of over 13,000 employees. Located on-site in Savannah, Georgia. Developed the Performance app for pilots of Gulfstream aircraft to plan and visualize the performance characteristics of takeoffs and landings. Developed the Flight Test app to provide a custom content management system for engineers during testing and FAA certification of experimental aircraft models.★ Re-wrote Performance v2 as a scalable, native Swift 3 application from its original Appcelerator-based version.★ Instrumental in the Performance app gaining a 120% speed improvement over previous version.★ Developed in-house iOS app to streamline flight test engineering during experimental aircraft testing phase saving Gulfstream up to $500K per year.• Participated in agile, scrum team with daily stand-ups, sprint sessions, and meetings for sprint readiness, sprint planning, sprint reviews, and customer demos, continuous integration and frequent code check-ins in a cross-functional team.• Developed code to communicate with web services using OAuth and REST calls with JSON responses. Wrote custom URLSession wrapper to manage OAuth authentication and token refresh.• Developed multiple custom front-end user interfaces to meet Gulfstream’s UX design specifications.

Senior lead iOS, web, and Domino developer and subject matter expert to the Collaboration Team for a complex, globally distributed, heterogeneous environment of 100,000+ global employees. Primarily worked remote from home office with some time spent in the El Segundo, California office. Led dozens of projects through entire software development lifecycle. Continuously monitor market conditions to keep abreast of new technologies.★ Hands-on senior engineer on multiple internal enterprise iOS applications utilizing Swift, CoreData, auto layout, and REST calls with JSON responses.★ Co-authored two books for IBM Press targeted at developers and system engineers.★ Slashed time to resolve trouble tickets by 80% and increased user satisfaction by developing custom automated tools to fix end-user issues.★ Increased security team’s response time by 75% with creation of custom eDiscovery application.• Develop multiple cost-effective, scalable applications for world leading organizations such as Raytheon, Zurich, Farmers, Toyota, BHP Billiton, DuPont, CSC, Hughes, Boeing, and AON.• Provide leadership, direction, and mentoring to collaboration team’s application developers and system engineers.• Collect and review user stories to be used for the development of business applications and database systems. Estimate, plan, and implement projects.

Transformed the organization from a loose-knit collection of developers into a non-profit 501(c)(4) entity. Re-elected annually by the 10,000+ member organization to manage the organization’s finances for five years as treasurer.- Grew open-source project creation by 40% annually through quarterly developer contests.- Acquired significant donations and sponsorship deals with IBM and various IBM business partners.- Spearheaded first-annual OpenNTF conference at Walt Disney World.

Administrator• Administrator over a 26-server, 7,000+ user environment• Upgraded environment from R4.5 Int'l to R4.6 Int'lTechnical Lead (Main Notes Migration)• MS-Mail to Lotus Notes migration of 4,500 users• Developed standard Notes environment for Windows 3.1, 95, 98, NT 4.0, Macintosh 68K & PowerPC, and remote laptops.• Trained new adminsSystems Integrator (Notes Pilot)• Prepared initial integration of Notes into the executive environment• Lead executive installation team for Notes 4.1 installation• Train team members

• Administer over a 60 server 5,700+ node Novell NetWare 3.12 Campus Area Network (CAN)• Respond to down servers, as well as perform routine server hardware/software maintenance.• Provide network crisis management.• Utilize Palindrome software/hardware to perform nightly enterprise-wide server backups.• Perform nightly Checkstat/Reclaim, as well as administer over 45+ cc:Mail Post Offices.