Director, Mobile Engineering
Bentonville, Arkansas, Us
Responsible for services development and DevOps of Walmart’s award-winning mobile e-commerce platform and for end-to-end mobile QA (Android, iOS, and mobile web). Manage 17 services software engineers, 3 DevOps engineers, 1 QA manager with 15 QA engineers, and an $8m budget (total team size 36).• Led improvements to Java/Tomcat orchestration layer providing mobile clients (Android, iOS, and mobile web) with all e-commerce services including browse, search, cart, checkout, item lookup, login, photo, and pharmacy services.• Delivered holiday features including pick-up-today (20% of orders within 2 weeks) & guest checkout (30% of revenue within 1 week).• Migrated key browse and search services to new node.js services platform; browse conversion improved 3.7%.• Launched Scan & Go and eReceipts service that lets customers scan items with their iPhone and then pay at self-checkout line.• Expanded capacity from 40 to 120 servers to meet record holiday traffic and stress tested to 12 million requests/hour.• Verified over 200 releases per year for Walmart, Sam’s Club, and ASDA mobile applications and services.