DoorDash Filip Busic

How DoorDash Reduced Its iOS App Launch Time by 60%

Original post How We Reduced Our iOS App Launch Time by 60%

Performance Profiling App Startup
iOS

Article Summary

Filip Busic from DoorDash reveals how three targeted optimizations slashed iOS app launch time by 60%. The culprits? String operations, hashing strategies, and sneaky third-party framework initializers.

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More on Performance Profiling Mobile App Launch Profiling Sentry Sep 27, 2024 More from DoorDash Optimizing OpenTelemetry's Span Processor for High Throughput and Low Latency DoorDash Apr 7, 2021 Also on iOS Shorebird's Ongoing Performance Work for Flutter 3.44+ Shorebird Jul 23, 2026

This page summarizes “How We Reduced Our iOS App Launch Time by 60%” by DoorDash, published Jan 31, 2023. All credit for the original work goes to the authors.

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