Success IT Engineering · Blog

How we build at Success IT

A working engineering blog: CodeGraph dependency analysis, .claude pattern linting, agentic coding workflows, and the practices that keep agents productive and safe in real repositories.

01

An Interactive Singapore Map, Built in One Conversation

A self-contained interactive map of Singapore built with an AI agent from open data: planning boundaries, the full MRT network with an offline journey planner, statistics, historical maps and walking tours - one HTML file, no API keys.

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02

The Devin Issue Pilot

Five days of turning Devin into an issue-driven teammate: seven PRs merged after midnight, a merge rule rewritten four times, a second Devin that reviews before any PR exists, and a weekly quota burned to 86% on a mode nobody checked. The timeline, the key learnings, and how it works now.

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03

How Software Actually Works, in 95 Seconds

The eight layers of the class in one short video: terminal, files, apps, browser, deployment, git, agents and build day. Made in code with Remotion.

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04

How Devin Fusion Ran a Five-Day Company-Brain Cutover

A 688M-token Devin Fusion session cut over our company brain in five days. Why the job was token-heavy, and why the saving over a single frontier model is mostly input, not output.

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05

From Company Knowledge to Verified Changes

How Success Brain, shared abstractions, pattern linting, CodeGraph, and built-in verifiers work together to guide agentic engineering.

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On the writing bench

This track is being built in public. First posts, in order:

  • Next

    Linting .claude patterns so agent instructions stay consistent across repositories.

  • Queued

    Agentic coding workflows that keep agents productive and safe in real repositories.