elite hacks

Reliable Data Uploading on iOS

4 levels of confidence: simplicity, resilience, continuity, and durability

May 20 • Jacob Bartlett

The 3 Levels of Swift Concurrency

The tiers of Swift 6.2 approachable concurrency

May 6 • Jacob Bartlett

My agentic engineering workflow at an AI unicorn 🦄

Shipping fast at the cutting edge

Apr 21 • Jacob Bartlett

Oh sh*t, I have an "iOS coding" interview and don't know what to practice

A handy survival guide: drill, baby, drill!

Mar 31 • Jacob Bartlett

The SwiftUI Design System War: Composition vs Progressive Disclosure

My most controversial high-conviction opinion

Mar 17 • Jacob Bartlett

iOS System Design interviews in 2026

Practical prep advice based on three real-world interviews

Mar 3 • Jacob Bartlett

The Most Complicated System I Ever Worked On

A ludicrously elaborate pipeline of webscraping, parsing, persistence, processing, and polling

Feb 17 • Jacob Bartlett

Xcode Organizer: Your Performance Cheat Sheet

Instruments, but crowdsourced

Jan 20 • Jacob Bartlett

10 techniques to pass 90% of algorithmic interviews

Learnings from my long-overdue LeetCode grind

Jan 6 • Jacob Bartlett

Ancient Secrets of the Objective-C Runtime

Applied ObjC for modern Swift apps

Dec 9, 2025 • Jacob Bartlett

Inside Meta’s “iOS System Design” Interview

Double your salary on the inside track

Nov 25, 2025 • Jacob Bartlett

Swift Concurrency Training Kata

Master concurrency with 12 real-world challenges

Nov 11, 2025 • Jacob Bartlett

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