Hi, I'm Shangjin 👋
Student Developer
Learning, tinkering, and wandering
Building software I love in my spare time, exploring the world during holidays. Writing dev logs and travel notes.
Recent Posts
View all posts →- While Other Note AIs Wait for Prompts, ThoughtEcho 4.1.0's Thoughter Has Started Dreaming
Most note-taking AI waits for instructions and forgets you between sessions. ThoughtEcho 4.1.0 gives Thoughter long-term memory and a background process called Dreaming, so Daily Thoughts and Periodic Insights can reflect what's going on in your life.
- An Indie Developer's Tool Evolution: How I Build ThoughtEcho
From hopping between IDEs for free credits and using Codespaces on an iPad, to subscribing to various AI plans, an Azure free VM, and terminal CLI. A candid look at how I build ThoughtEcho without a PC.
- Over a Hundred PRs Quietly Merged: How Google Jules Polishes ThoughtEcho
From codebase suggestions to scheduled sweeps, here's how Google Jules—an asynchronous coding agent—takes over my daily technical debt, and the hands-off workflow I built: 'Open PR → AI Review → @jules fix → Local Agent batch merge.'
- Introducing Thoughter: The AI Companion in Your ThoughtEcho Notebook
A deep dive into Thoughter in ThoughtEcho v4.0.0: an AI companion living inside your local notebook. Exploring this local-first note-taking and excerpt app's agent architecture, memory retrieval, and design.