Principle/Lead Software Engineer who writes about Apple, Swift, SwiftUI, and technology. Also author of the open source projects Factory and Navigator.

Cofounder of Educative — the #1 interview prep and upskilling platform for software engineers — and Fenzo, the first AI learning agent for every professional.

Engineering Manager, Ads Optimization and Modeling @ Reddit, ex-Google

Mobile Developer and Lifelong Learner. Currently building super app @ Go-Jek. Xcoding with Alfian at https://alfianlosari.com