• Taught hundreds of Computer and Information Science students iOS app development via in person lectures/labs and remotely via Zoom during the COVID-19 pandemic• Created the curriculum for an iOS app development course designed to give students real world experience building individual iOS apps using industry best practices including Xcode, git, and the iOS SDK• Maintained and updated course material every year to ensure that it was relevant and useful for students about to begin their careers as software engineers

• Owned client events frameworks responsible for capturing billions of user events per day• Implemented client events to support data products used in new ML models that successfully drove significant gains in key metrics including user active minutes, monetizable daily active users, and device ads spend• Drove modularization, dependency injection, and other scalable codebase efforts across multiple frameworks in the Twitter iOS app• Onboarded and mentored new team members to quickly become contributing members of the team

• Owned the software development lifecycle for dozens of clients across 40+ apps, including the App Store and Google Play Store release process• Led small teams of 2 - 3 engineers and individually contributed to build impactful apps that met client needs using agile methodologies written in Objective-C, Swift, Kotlin, and Java.• Worked directly with clients and internal product, UX, UI, and QA teams to ensure projects met client needs and achieved a high standard of quality• Implemented high level project architecture using proven strategies such as MVC and MVVM• Mentored other engineers to ensure code quality and maintainability• Continually performed R&D exploring new iOS, Android, and third party SDK functionality and engineering best practices in order to keep applications up-to-date with new technologies

• Led the iOS app development process end-to-end for 20+ iOS apps including: Requirements Gathering, Design, Development using Objective-C, Testing, and Deployment• Created detailed estimates and design mockups for iOS application project proposals• Managed iOS apps being sold via the iTunes App Store and associated meta-data• Implemented alternative revenue-model ideas in numerous free iOS apps including: AdMob, Google AdSense, and iAd advertising; in-app iTunes affiliate links; and in-app Amazon affiliate links

• Designed and led 4 projects with development teams of between 3 and 5 people• Worked directly with IT staff to remediate high revenue-impacting production issues quickly• Helped create and document the source code management (SCM) strategy utilized organization-wide• Adopted a Continuous Integration methodology and automated the build process utilizing Tomcat, Hudson, and shell-scripts

• Implemented a third-party JavaScript analytics engine to provide the business with robust reporting using Java 1.3, ATG 6, and JSPs• Helped to implement a hardware encryption solution to ensure PCI compliance using Luna hardware• Rapidly implemented changes to page flow to increase customer conversion/retention rates• Implemented an A/B testing framework to allow business users to determine the most effective page flow/design using Drools

• Maintained nightly backups of over 10 terabytes of data across more than 400 client systems• Helped to create, formalize, and make available backup procedures and SLA documentation• Provided documentation and explanation of backup procedures for SOX auditors to ensure compliance