Allan Im · Software engineer · Toronto

Bringing your ideas to life through software.

Twenty years building systems that scale, mostly in Java. The tools are changing fast — but getting the domain model right still matters more than any of them.

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allan@toronto — zsh

// latest writing

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Jun 7, 2026 Don't outsource the thinking Developers are starting to refuse to work without AI. The tools were never the problem — handing over the part that thinks is. aiengineeringcraft
May 30, 2026 Modeling the domain first Why I reach for the domain model before the framework, the database, or the API. engineeringdomain modeling

// what I'm working on

live from GitHub & WakaTime

GitHub contributions

3,589 · past year

AugSepOctNovDecJanFebMarAprMayJunJulAug

Less More

Commits 83.3%Reviews 10.6%Pull requests 5.8%Issues 0.3%

AI activity

on WakaTime

$3.8Kspend · 7d

Opus

$3,158 · 8,807 lines

Fable

$677 · 8,192 lines

Others

$9 · 407 lines · Sonnet, GPT, Claude-Code, Claude

cost share · 6 models · actual spend

</> line changes 96% AI · 17,406 ai / 700 human

Tokens

587.4M585.3M in · 2.1M out

Prompts

5263.9K chars avg

Sessions

70~8 prompts each

AI pairing

18h 53m32.5% of coding time

Coding activity

15h 34m · last 7 days

Languages

Markdown31.35%Bash20.76%Java10.24%YAML8.31%SQL6.34%Astro5.99%Python5.68%JSON3.13%TypeScript2.9%Shell1.78%JavaScript0.89%XML0.81%Git Config0.7%D0.54%Image (svg)0.19%HTML0.15%CSS0.12%HTTP0.12%

Editors & Tools

Claude Code39.1%Orca34.5%SparkDesktop5.64%Unknown Editor3.97%DataGrip3.9%GitHub2.44%Slack2.04%Excel1.73%VS Code1.23%Notion1.02%Fork0.92%ClickUp0.9%Paseo0.62%Warp0.61%Notes0.45%cmux0.34%iTerm20.27%Word0.09%Air0.08%WebStorm0.06%Codex Vscode0.05%IntelliJ IDEA0.03%Copilot CLI0.01%Zed0.01%

Operating systems

Mac100%