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

3,571 · past year

AugSepOctNovDecJanFebMarAprMayJunJulAug

Less More

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

AI activity

on WakaTime

$2.7Kspend · 7d

Opus

$2,384 · 5,789 lines

Fable

$317 · 2,954 lines

Others

$6 · 399 lines · Sonnet, Claude-Code, Claude

cost share · 5 models · actual spend

</> line changes 94% AI · 9,142 ai / 537 human

Tokens

398M396.6M in · 1.4M out

Prompts

5543.3K chars avg

Sessions

59~9 prompts each

AI pairing

12h 55m23% of coding time

Coding activity

9h 49m · last 7 days

Languages

Markdown37.83%Java12.79%Astro9.47%Bash9.12%Python9%SQL5.74%TypeScript4.62%YAML4.44%JSON2.31%Git Config1.66%XML1.07%D0.89%Image (svg)0.3%HTML0.3%CSS0.18%HTTP0.18%JavaScript0.12%

Editors & Tools

Claude Code45.88%Orca30.11%SparkDesktop5.94%DataGrip2.64%GitHub2.49%Unknown Editor1.97%Excel1.88%Slack1.57%VS Code1.33%Warp1.32%Notion1.3%Notes0.9%Fork0.74%ClickUp0.66%Paseo0.64%cmux0.35%Word0.09%Air0.08%WebStorm0.06%iTerm20.05%Zed0.01%

Operating systems

Mac100%