Erlang Cheatsheet 2025

🧠 Write Erlang like a pro — fast, clean, confident.

This cheatsheet is your go-to quick reference for Erlang development, covering process logic, OTP design patterns, modular system structure, and real interview tips. Whether you’re prepping for a backend tech screen, building fault-tolerant systems, or leveling up your Erlang workflow — this sheet is built to save time and boost your confidence.

✅ What You’ll Get

🧩 Erlang & OTP essentials — clean, concise, and up-to-date
⚙️ Common patterns, gen_server flows, and supervision tree design tips
📌 Must-know techniques for interviews and real-world distributed systems
📄 PDF — printable, mobile-optimized, and easy to scan
📅 Updated for 2025

💡 Perfect for:

• Developers transitioning to Erlang from Elixir, Go, or Rust
• Erlang engineers prepping for backend, telecom, or systems programming interviews
• Bootcamp grads or CS students learning concurrent, process-oriented programming
• Engineers working on distributed, real-time, or highly available systems
• Anyone who wants to write reliable, scalable, and production-grade Erlang code

🎯 Fast to read. Easy to use.
Designed for real-world Erlang development — with clarity, resilience, and simplicity in mind.

📥 Instant PDF download — keep it on your desktop, in your project folder, or open in your remote shell session.