🛠️ Software Engineer Backend Roadmap

Roadmap ini dirancang untuk membantu calon dan profesional backend engineer memahami keterampilan inti yang dibutuhkan, dari dasar hingga tingkat lanjut.

📚 Level Keterampilan

• 🟢 Beginner – Dasar-dasar yang wajib dikuasai
• 🔵 Intermediate – Konsep lanjutan dan praktik umum industri
• 🔴 Advanced – Arsitektur kompleks dan sistem terdistribusi

🧭 Struktur Roadmap

1. 📐 Big O Notation

• O(1), O(n), O(log n), O(n log n), O(n²)
  • 📘 Big O Notation Explained
  • 📘 Big O Cheat Sheet

2. 🧮 Algorithms

• Recursion, Search (Linear, Binary), Sort (Bubble, Quick, Merge)
  • 📘 Recursion in Programming
  • 📘 Binary Search Algorithm
  • 📘 Sorting Algorithms
• Sliding Window, Two Pointer, Greedy, BFS & DFS, Dynamic Programming, Backtracking
  • 📘 Sliding Window Technique
  • 📘 Two Pointer Technique
  • 📘 Greedy Algorithms
  • 📘 BFS and DFS
  • 📘 Dynamic Programming
  • 📘 Backtracking

3. 🗃️ Data Structures

• Array, LinkedList, Stack, Queue, Tree, Graph, Hash, Bloom Filters
  • 📘 Data Structures
  • 📘 Bloom Filters

4. 🏗️ Software Architecture

• Paradigm (OOP, FP), Principles (SOLID, Clean Architecture), Design Patterns, Concurrency & Parallelism
  • 📘 Object-Oriented Programming
  • 📘 Functional Programming
  • 📘 SOLID Principles
  • 📘 Clean Architecture
  • 📘 Design Patterns
  • 📘 Concurrency vs Parallelism

5. 💻 Programming Languages

• Golang, NodeJS (Concurrency, Streams, Low-level internals)
  • 📘 Learn Golang
  • 📘 Node.js Documentation

6. 🛢️ Databases

• SQL & NoSQL, ACID & CAP, Indexing, Sharding, Replication, Isolation Levels
  • 📘 SQL vs NoSQL
  • 📘 ACID Properties
  • 📘 CAP Theorem
  • 📘 Database Indexing
  • 📘 Sharding
  • 📘 Replication
  • 📘 Isolation Levels

7. 🌐 Protocols

• TCP/UDP, HTTP, REST, gRPC, WebSocket, GraphQL, Webhook, SFTP
  • 📘 TCP vs UDP
  • 📘 HTTP Protocol
  • 📘 REST API
  • 📘 gRPC
  • 📘 WebSocket
  • 📘 GraphQL
  • 📘 Webhook
  • 📘 SFTP

8. 🧪 Testing

• Unit, Integration, Functional
  • 📘 Unit Testing
  • 📘 Integration Testing
  • 📘 Functional Testing

9. ⚙️ DevOps

• Scaling, Load Balancer, CDN, DNS, Proxy, SSL/TLS, Docker, Kubernetes, CI/CD, Git Flow, Serverless
  • 📘 Scaling
  • 📘 Load Balancer
  • 📘 CDN
  • 📘 DNS
  • 📘 Proxy
  • 📘 SSL/TLS
  • 📘 Docker
  • 📘 Kubernetes
  • 📘 CI/CD
  • 📘 Git Flow
  • 📘 Serverless

10. 🔐 Security

• Authentication, Authorization, OAuth2, CSRF, XSS, Validation, Encryption
  • 📘 Authentication vs Authorization
  • 📘 OAuth2
  • 📘 CSRF
  • 📘 XSS
  • 📘 Input Validation
  • 📘 Encryption

11. 🧵 Distributed Systems

• Microservices, Event Streaming (Kafka, Flink), Race Conditions, Load Balancing, Throttling, Logging, Monitoring, Tracing
  • 📘 Microservices
  • 📘 Apache Kafka
  • 📘 Apache Flink
  • 📘 Race Conditions
  • 📘 Load Balancing
  • 📘 Throttling
  • 📘 Logging
  • 📘 Monitoring
  • 📘 Tracing

12. 🎁 Bonus

• System Design (Uber, Twitter, Instagram), Behavioral Interview Prep
  • 📘 System Design
  • 📘 Behavioral Interview Questions

🌟 Recommended Open-Source Learning Resources

Here are some of the best open-source learning resources to enhance your backend development skills:

1. Codecademy - Interactive coding lessons in a variety of programming languages.
2. FreeCodeCamp - Learn by building projects and earning certifications.
3. W3Schools - Web development tutorials, examples, and reference materials.
4. Mozilla Developer Network - Documentation and tutorials on web development technologies.
5. GeeksforGeeks - Programming concepts, examples, and interview practice.
6. The Odin Project - Free, open-source curriculum for learning web development.
7. Edabit - Interactive coding lessons and exercises in a range of programming languages.
8. Dev.to - Community of developers sharing knowledge and tutorials.
9. Codewars - Martial arts-themed coding challenges and exercises.
10. YouTube - Video tutorials and courses on various backend development topics.

🌐 Additional Resources from GitHub

Explore these curated resources from GitHub to further enhance your backend development knowledge:

• Awesome Backend - A curated and opinionated list of resources for Backend developers.
• System Design Primer - Learn how to design large-scale systems.
• Professional Programming - A collection of full-stack resources for professional programmers.

🎓 Free Backend Development Courses with Certificates

Enhance your skills with these free courses that also offer certificates upon completion:

• Great Learning - Free Backend Development Courses - Free courses on backend programming, technologies, and frameworks.