performance

Xcode Organizer: Your Performance Cheat Sheet

Instruments, but crowdsourced

Jan 20 • Jacob Bartlett

How to design an SDK to handle $10bn in transactions

A deep-dive into SDK design (feat. RevenueCat)

Jan 12

Building a Launch Time Optimisation System

Disappoint your users faster

Sep 16, 2025 • Jacob Bartlett

Performance Analytics

Actionable steps for crowd-sourcing your performance profiles

Aug 5, 2025 • Jacob Bartlett

High Performance SwiftData Apps

My 3000-word apology for killing my iPhone processor

Jul 14, 2025 • Jacob Bartlett

Data: a swift-foundation deep-dive

Understand the optimisations powering this fundamental struct

Jun 30, 2025 • Jacob Bartlett

Customised client-side AI with Apple's CLIP models

Perform Core ML magic, entirely offline

Jun 10, 2025 • Jacob Bartlett

The Swift Apple doesn't want you to know

Forbidden functions, deranged keywords, and plain weird syntax

May 27, 2025 • Jacob Bartlett

SwiftUI Scroll Performance: The 120FPS Challenge

Squeezing high performance from the magic

May 5, 2025 • Jacob Bartlett

Fitting the Lapse experience into 15 MegaBytes

How we optimised the world's most complex app clip

Apr 21, 2025 • Jacob Bartlett

You should be using SwiftLog

Unify your monitoring in production

Mar 18, 2025 • Jacob Bartlett

A Tool To Automatically Detect Memory Leaks

Find bugs before they find you 🔫

Feb 24, 2025 • Jacob Bartlett

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