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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// 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

3,552 · past year

AugSepOctNovDecJanFebMarAprMayJunJulAug

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Commits 83.3%Reviews 10.7%Pull requests 5.7%Issues 0.3%

AI activity

on WakaTime

$2.4Kspend · 7d

Opus

$2,093 · 2,954 lines

Fable

$271 · 1,239 lines

cost share · 2 models · actual spend

</> line changes 98% AI · 4,193 ai / 71 human

Tokens

350.1M349.3M in · 789.1K out

Prompts

4471.1K chars avg

Sessions

33~14 prompts each

AI pairing

6h 38m14.5% of coding time

Coding activity

4h 33m · last 7 days

Languages

Markdown56.36%Bash12.09%SQL8.83%YAML6.94%Java6.1%Git Config3.36%D1.79%Groovy1.26%TypeScript1.26%Vue1.05%Image (svg)0.63%Java Properties0.32%

Editors & Tools

Claude Code41.37%Orca33.66%SparkDesktop8.05%Unknown Editor3.04%Excel2.53%Notion2.31%Notes1.69%Warp1.53%DataGrip1.48%VS Code0.84%cmux0.81%GitHub0.75%ClickUp0.72%Slack0.64%iTerm20.39%Word0.11%IntelliJ IDEA0.09%Zed0.01%

Operating systems

Mac100%