Neo Kim

Neo Kim

Creator
0 followers

System design educator; posts actionable breakdowns on scaling, load balancing, deployment, and platform/architecture strategy for leaders.

Master AI Engineering in 3 Weeks: 15 Essential Concepts
SocialMay 23, 2026

Master AI Engineering in 3 Weeks: 15 Essential Concepts

If you want to become good at AI engineering (in 3 weeks), then learn these 15 concepts:

By Neo Kim
12 Must-Read Books to Become a World-Class Engineer
SocialApr 20, 2026

12 Must-Read Books to Become a World-Class Engineer

If you want to become a world-class software engineer (in 2026), then read these 12 books:

By Neo Kim
Scale Gradually: Start Simple, Add Complexity When Needed
SocialApr 11, 2026

Scale Gradually: Start Simple, Add Complexity When Needed

Step-1: Use a static web framework to save costs Step-2: Run entire website on a single virtual machine for simplicity Step-3: Split backend & database into separate virtual machines Step-4: Add more availability zones to improve resilience Step-5: Use serverless for infrequent workloads Step-6: Keep...

By Neo Kim
Read These 12 Must‑Read Books to Become Top Engineer
SocialMar 29, 2026

Read These 12 Must‑Read Books to Become Top Engineer

The software engineering community (HN, Reddit, ACM) recommends these 12 books for serious engineers. List includes Designing Data-Intensive Applications, Clean Code, Mythical Man-Month. You may be a top 1% engineer if you've read & implemented the ideas. What else would you add...

By Neo Kim
Precise Prompts, Better LLM Results: 12 Techniques
SocialMar 27, 2026

Precise Prompts, Better LLM Results: 12 Techniques

STOP GIVING VAGUE PROMPTS TO LLM. Bad prompts = Bad results. Use these 12 prompting techniques instead & see the magic:

By Neo Kim
Scale to 1M Users: Simplicity Over Over‑Engineering
SocialMar 12, 2026

Scale to 1M Users: Simplicity Over Over‑Engineering

If I had to scale an app from 0 to 1 million users, here's what I'd do (step by step): There are different ways to scale & this is just one of them. The best solution & numbers will depend on your needs. Keep...

By Neo Kim
LLMs: Smart Autocomplete Predicting Probabilities, Not Facts
SocialMar 10, 2026

LLMs: Smart Autocomplete Predicting Probabilities, Not Facts

How LLM works explained in 2 mins or less: Large Language Models (LLMs) are like smart autocomplete. They make predictions based on the massive data they got trained on. It doesn't know facts, but predicts probabilities. Here's how it works:

By Neo Kim
Master System Design with 15 Essential Case Studies
SocialFeb 27, 2026

Master System Design with 15 Essential Case Studies

If you want to become good at system design, learn these 15 case studies (save this now):

By Neo Kim