Filip
@__unused
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I build stuff & make stuff faster
Bay Area
Joined July 2019
We recently optimized the DoorDash iOS consumer app launch time by 60% using flame charts, various performance tooling, and optimizing our code for the Swift runtime 🚀 We also tricked the dynamic linker in a pretty silly way 🤪 https://t.co/WmcUs8oxdW
#ios #swift
careersatdoordash.com
Learn how DoorDash went about optimizing our customers' experience and making continuous improvements in app launch times
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Excellent post on memory analysis and tracing by Filip Busic @DoorDashEng, including BPF, perf, and Memcheck
careersatdoordash.com
As applications grow in complexity, memory stability is often neglected, causing problems to appear over time.
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I wrote an article about BPF and Linux perf 🎉 The article includes step-by-step debugging with flame graphs, and many nitty-gritty details that tie themselves together at the end (i promise!). #bpf #ebpf #linux
https://t.co/e1m5qiiDcF
careersatdoordash.com
As applications grow in complexity, memory stability is often neglected, causing problems to appear over time.
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Introducing, XMPFramework. It’s a simple Objective-C++ API for reading/writing XMP data that mimics the `NSUserDefaults` API to provide a natural integration for iOS devs. GitHub: https://t.co/D2jVCLPdDl I hope it'll come in handy for someone 😀
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Talking about LLDB & DTrace @ SLUG August 28 https://t.co/H4jbXsHVMc 😀
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