Structured Learning Paths
Tech Roadmaps
Curated, opinionated paths from absolute zero to production-ready expertise. Built by an engineer with 13+ years across the Java ecosystem — no fluff, no tutorial hell.
Skill-by-skill breakdownCurated resources per skillReal-world context
Java
From syntax to production-grade systems
5 Phases7 weeks31 Skills
Phases
Foundations
Core Java
Advanced Java
Ecosystem & Tooling
Expert & Production
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Spring Boot
Production REST APIs, data access, and cloud-native apps
7 Phases7 weeks39 Skills
Phases
Spring Foundations
Web & REST APIs
Data Access
Advanced Spring
Spring Security
Production & Cloud-Native
Spring Cloud
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Spring AI
Build intelligent apps — chat, RAG, agents & production observability
5 Phases6 weeks20 Skills
Phases
Foundations & Setup
Chat, Prompts & Structured Output
Embeddings, Documents & Vector Stores
Agents & Tool Calling
Production, Observability & Staying Current
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Coming Soon
Apache Kafka
Event streaming at any scale
20 weeks
🏗️
System Design
Architect scalable, resilient, high-throughput systems
9 Phases9 weeks58 Skills
Phases
Foundations
Core Building Blocks
Distributed Systems
Core Algorithms & Data Structures
Architecture Patterns
Gen AI & LLM Systems
Scalability & Performance
Security & Reliability
Expert & Real-World Systems
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🌐
Real-World System Design
Domain-by-domain case studies from social media to Gen AI-powered systems
11 Phases12 weeks39 Skills
Phases
Social Media & Communication
Video & Media Streaming
Transportation & Logistics
E-Commerce
Payments
EdTech
Online Collaboration Tools
Search & Data Infrastructure
Developer Tools & Infrastructure
Gen AI-Powered Systems
Meta — Architecture Decisions
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🧩
Low-Level Design (LLD)
Master object-oriented design, design patterns, and LLD interview problems
6 Phases6 weeks35 Skills
Phases
OOP Foundations & SOLID
Creational Design Patterns
Structural Design Patterns
Behavioral Design Patterns
Schema & API Design
LLD Interview Problems
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Coming Soon
🎯
Interviews
Crack FAANG and top-tier engineering interviews
12 weeks