# Ryan Demo > Lyft Eng Manager & Staff iOS Engineer Location: San Francisco, California, United States Profile: https://flows.cv/ryandemo I'm an Engineering Manager on the Rider Core Experience team at Lyft, currently focused on conversion optimization, intelligent messaging & merchandising, ads, and integrating ML into experiences that millions of people use daily. All the while, I've been an iOS engineer experienced in app architecture and product design, and have been building on Apple platforms since 2015. I spent 2019-2024 implementing Lyft's Rider app flows, and as a Staff Engineer led mobile engineering in an 80+ engineer org. I was responsible for the development and technical quality of Lyft's home screen, offer selector, server-driven ride flows, ads MVP, payment flows, Shared rides XP, unidirectional architecture + interface builder migrations, and more. Previously, my work at Corrie Health had a several minute spotlight in Apple's WWDC 2021 keynote and I worked on Atlassian's mobile core team. I additionally have over a decade of experience in layout graphic design. ## Work Experience ### Engineering Manager @ Lyft Jan 2024 – Present | San Francisco Bay Area EM for Rider Golden Path (Core XP) team ### Staff Software Engineer, iOS @ Lyft Jan 2023 – Present | San Francisco, California, United States Tech lead for Rider app ### Senior Software Engineer, iOS @ Lyft Jan 2021 – Jan 2023 | San Francisco, California, United States Tech lead for iOS Rider app, focusing on Core Experience ### Software Engineer, iOS @ Lyft Jan 2019 – Jan 2021 | San Francisco Bay Area Request XP & Marketplace • Wait & Save, Shared rides, other product offerings UX • Ride request flow architecture • Contributions to flow & unidirectional architecture, design systems components ### Lead iOS Developer @ Corrie Health, MiCORE Study (Johns Hopkins Medicine) Jan 2016 – Jan 2021 | Baltimore, MD • Architect and implement CareKit and ResearchKit-based app for Johns Hopkins Medicine to coordinate outpatient cardiac care and digitize hospital discharge • Collaborate with Apple Health teams for framework requests and sharing best practices • Featured in Apple's WWDC 2021 keynote address (57 min mark) • Lead graphic and UI/UX design; produce promotional videos ### iOS Developer @ Corrie Health, MiCORE Study (Johns Hopkins Medicine) Jan 2016 – Jan 2016 | Baltimore, MD • Developed CareKit and ResearchKit-based app for Johns Hopkins Medicine to coordinate outpatient cardiac care and digitize hospital discharge • Contributed ideas for Apple’s open-source CareKit framework ### Software Engineering Intern, iOS @ Lyft Jan 2018 – Jan 2018 | San Francisco, CA Autonomous Open Platform • Built features for the next generation of Lyft’s self-driving initiatives • Engineered passenger experiences for requesting an autonomous ride ### Developer Intern @ Atlassian Jan 2017 – Jan 2017 | San Francisco Bay Area • Wrote Health Monitor iOS app using RxSwift, Swinject, MVVM; set company example for an iOS app using reactive/unidirectional architecture • Won global company hackathon with small team for creating a reusable mobile sign-up and payment flow for all Atlassian iOS apps ### Lead iOS Engineer @ Fusiform Jan 2016 – Jan 2017 | Baltimore, MD • Architected, built and tested native iPad app for FusiformCAST • Integrated Structure Sensor SDK to 3D scan limbs and upload directly to CAST • Interfaced with Auth0, TrueVault and Intercom; implemented HIPAA-compliant security ### Mobile Development Intern @ Atlassian Jan 2016 – Jan 2016 | Mountain View, CA and San Francisco, CA • Wrote and reviewed code for the mobile platform team, which created core libraries for Jira, Confluence and HipChat on iOS and Android • Benchmarked React Native vs. native code on iOS and Android; results and recommendation influenced Atlassian’s tech stack • Won third place out of 27 projects at the San Francisco office quarterly hack-a-thon for writing a company directory app ### Team Member @ Johns Hopkins University ECE Design Team Jan 2015 – Jan 2016 | Baltimore, MD • Built hardware & software for muscle density probe • Built elevator circuitry using discrete logic chips • Designed traffic intersection light controller • Used LTSpice for circuit design and simulation, EAGLE for simple PCB design, PTC Creo for CAD ### Summer Associate @ GSV Asset Management Jan 2015 – Jan 2015 | Woodside, CA • Designed and co-authored The Global Silicon Valley Handbook, a 156-page book detailing the top 50 hottest startup scenes around the globe • Utilized venture capital databases to do the research and analysis behind the “GSV Innovation Barometer”—a proprietary city ranking system around which the book was structured • Contributed to weekly partner meetings regarding GSV Capital (GSVC) • Assisted GSV Asset Management, GSVlabs and GSV Sustainability Partners with marketing materials and branding ### Editor-in-Chief @ The Carillon Yearbook Jan 2011 – Jan 2014 | San Jose, CA The Carillon Yearbook at Bellarmine College Preparatory was recognized six times between 2012 and 2014 as one of the premier high school journalism, design and photography publications in the United States by the National and Columbia Scholastic Press Associations. • Oversaw all design, journalism and photography for both the print yearbook and online news website • Managed a staff of more than 60 people, reviewed and edited content, lead all-staff and editor meetings, and assigned spreads • Stayed informed of campus events and lead special initiatives such as mobile application development and interactive print (QR codes, AR) • Presented five times at national journalism conferences on integrating print and online media ### Employee Communications Intern @ Adobe Jan 2013 – Jan 2013 | San Jose, CA • Updated look and content of dozens of intranet pages using Adobe CQ5; team won third in international My Beautiful Intranet 2014 • Designed digital signage, companywide announcements and graphics for several projects; work seen by 10,000+ employees • Optimized pages of adobe.com for search engines (SEO) using the Adobe Marketing Cloud web analytics engine • Inventoried over 750 company history videos, tapes and documents ## Education ### Master of Science in Engineering (M.S.E.) in Computer Science The Johns Hopkins University ### Bachelor of Science (B.S.) in Electrical Engineering and Computer Science The Johns Hopkins University ### High School Bellarmine College Preparatory ## Contact & Social - LinkedIn: https://linkedin.com/in/ryandemo - Portfolio: https://rcd.io - GitHub: https://github.com/ryandemo --- Source: https://flows.cv/ryandemo JSON Resume: https://flows.cv/ryandemo/resume.json Last updated: 2026-03-29