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Field notes on mobile engineering

Deep dives and lessons from building iOS, Android and React Native apps — testing, tooling, architecture and AI.

Oct 4, 2026

AI Fluency and the 4D Framework: what I learned from Anthropic's course

I completed Anthropic's AI Fluency course. Here is the 4D Framework (Delegation, Description, Discernment, Diligence) with real examples from my daily work as a mobile engineer.

AI Claude Anthropic AI Fluency Productivity

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Jun 4, 2026

Swift Testing vs XCTest: what changed for me

My notes after moving real iOS tests from XCTest to Swift Testing — the new macros, parameterized tests, parallel-by-default, and what still needs XCTest.

iOS Swift Testing Swift Testing XCTest

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May 15, 2026

Trying Claude Design on SwiftUI mockups

My notes after using the Claude Design plugin for iOS mockups, accessibility passes, and UX writing — what works, what drifts, and how to handoff to Claude Code.

Claude AI Design iOS SwiftUI

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May 3, 2026

XCODE 26.3: AGENTIC FEATURES - MY NEW WORKFLOW

My experience using Xcode 26.3 with the new agentic coding features, expanded AI integration, and what works (and what doesn't) for daily iOS work.

Xcode iOS AI Swift Tooling

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Apr 26, 2026

Running many coding agents in parallel with Conductor

My notes after using Conductor to run multiple Claude and Codex agents at the same time, with GitHub and Linear integrations, inline reviews and multi-workspaces.

AI Conductor Claude Codex Productivity

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