Full-Stack Dev Study Guide

A living collection of study notes — Java, Spring Boot, frontend, databases, system design, DevOps, and AI. Topics and sections are added as new notes are written up; use the sidebar or search to browse everything covered so far.

Quick Revision

Cheat sheets for ad-hoc interviews: Java/Spring Boot, React survival kit, and service company patterns.

Java

Core internals, concurrency, LTS features, and the Streams interview guide.

Spring Boot

Interview Q&A, internals, JPA/Hibernate, and Spring Security.

System Design

Core principles, API design, Kafka architecture, and production troubleshooting.

Clean Code

SOLID, DRY, KISS, and clean code practices.

Frontend

React, JavaScript, TypeScript, and UI/UX design principles.

Database

Normalization, indexing, sharding, and replication.

DevOps

Docker fundamentals and Spring Boot + Docker + MySQL.

AI

Multi-agent architecture for Java enterprise interviews.