@Cyanisok

Blog

Long-form notes on systems, agents, algorithms, research, and visual practice.

16 posts

2026

Fine-Tuning on Qwen3-1.7B: What Worked and What BackfiredA hands-on journal of teaching a 1.7B model to talk the way I actually talk — covering dataset construction, SFT, DPO, eval discipline, and the honest ceiling of a small model.AI11 min read
Full Stack Development NotesNotes from building a full-stack NL2SQL agent project — React, Next.js, frontend-backend separation, and JavaScript fundamentals.Engineering3 min read
Reflections on Balancing Learning & Creation in the Pre-AGI EraThe rise of generative AI leads to an influx of low-effort output — an observational fact. After gaining access to highly productive tools, people often struggle to steer these tools by using their 'own' knowledgeAI-learning2 min read
Building an NL2SQL Agent from ScratchReading through an open-source NL2SQL project, I rewrote the core pipeline in Python: ReAct loop, semantic layer reverse-matching, SQL AST guardrails, and SSE streaming. This post documents the design decisions and actual code for each layer.AI-agent5 min read
Learning dbt from ZeroMy notes on learning dbt from absolute zero: what it is, how a project is structured, views vs tables, sources, and Jinja.Engineering-data2 min read
Insights on Web DesignI often wonder how professional designers create such premium UIs and fluid animations, here are my thoughtsDesign2 min read
Few More Steps from LLM - The Agentic AI ParadiagmLLMs have learned to answer, now they need to act. This blog contains notes I took alongside my learning progress on agentic AI.AI-agent7 min read
Dive Into the Infrastructure of AIBehind the scenes of AI agent fever...AI-infra3 min read
How to Implement Empirical ResearchThis page records some basic insights on empirical researchResearch3 min read
Computer Network Programming BasicsSome notes on learning basic network frameworks.Engineering-networks5 min read
Thoughts on Solving LeetCode Problems - Part 2This is part 2 of the Leetcode-related algorithm Journal.Algorithms2 min read
Thoughts on Solving LeetCode Problems - Part 1Personally I use C++ for all LeetCode problems, so all the instances I provided are all in C++. Also, I worked through the problems in order; please check out the “150 Classic Interview Questions” series on LeetCode.Algorithms13 min read
Dependency Management ToolsIt's easy to get frustrated when dealing with a large bunch of requirements, where dependency management tools can be useful - but keep sober and don't get them mixed up in your head!Engineering1 min read

2025

Thoughts on the Git WorkflowA better git workflow practice keeps your codebase and project structure well-organized, as well as naming conventions of commit messages - for platforms like Github/Gitlab, issues + labels and milestones are also useful techniques.Engineering2 min read
MDX Writing GuideA practical reference for writing blog posts with Markdown, MDX, media embeds, links, tables, and the custom components available in this portfolio.Init3 min read

2024

Use Final Cut Pro for Film Color Grading and EditingThis is how I use Final Cut Pro X for basic film editing.Design-film editing2 min read