LinkedIn Updates
From the feed.
A hand-picked stream of Haojun’s original LinkedIn posts — no reposts, no comments. Curated, not auto-fetched.
Individual LinkedIn posts aren’t mirrored here — LinkedIn doesn’t allow it without partner access, and hand-copying them goes stale. Follow along on LinkedIn for those. What’s below is everything published, presented or scheduled here, newest first.
Scale, and the data decisions
You can justify your storage choices out loud.
When it breaks at 2am
You can diagnose a production failure you didn't cause.
Launch it like you mean it
A real domain, and a site both people and AI can find.
Secrets, keys, and the API
Your live app calls the Anthropic API without leaking a key.
Get a machine that can build
Claude Code running, a repo on GitHub, and a live URL.
How I get AI to recommend my clients' sites
Actual AEO and GEO results from OTG projects — what worked, what did nothing.
Build Your Own AI Agent
A hands-on workshop hosted at Zendesk Singapore — building a working AI agent with Claude Cowork and Telegram, from a blank screen to a bot that runs on its own schedule.
The keys, the bills, and the things that leak
A real Anthropic spend dashboard, and a real near-miss with a leaked key.
Connect Telegram to Claude: A Working Cowork Automation Guide
A tested, step-by-step way to connect Telegram to Claude Cowork using a bot token instead of the native connector, plus the fixes for every failure mode that actually happens.
A GeBiz and news monitor, built live on Telegram + Claude Cowork
Watch GeBiz for tenders worth bidding on, read the news daily, and push both to Telegram and email. Connectors, not code. Built unedited, mistakes included.
Five Claude Workflows That Eliminate Daily Admin
The recurring admin most Singapore SMEs still do by hand — inbox triage, meeting prep, quote drafting, reconciliation chasing, weekly reporting — and the exact prompts that remove them.
Claude for Strategic Advisory: Frameworks for Useful AI Output
Why AI advisory output reads like a McKinsey parody by default, and the four frameworks that make it specific enough to charge for.
Singapore System Prompts for Claude
Reusable system prompts that carry Singapore context — GST, CPF, PDPA, local spelling, SGD, and the regulator names — so you stop correcting the same four things every session.
AI Governance and the EU AI Act: What Singapore Businesses Actually Need
Singapore has no AI act. The EU's applies to you anyway if you sell into Europe — and grant reviewers increasingly ask. A proportionate governance position for an SME.