Erlang Learning Roadmap 2025

🎯 From beginner to job-ready — step by step.

This roadmap is your visual guide to becoming a confident Erlang developer. Whether you're just starting out or preparing for backend, telecom, distributed, or fault-tolerant system interviews — this PDF shows you exactly what to learn, in what order, and why it matters.

✅ What You’ll Get

📌 A clear, topic-by-topic Erlang learning path
🧠 Junior to Senior progression — laid out visually and logically
⚙️ Covers the core skills every modern Erlang developer must master:

• Erlang syntax and functional programming fundamentals: recursion, pattern matching, guards, and immutability
• Working with the BEAM VM and OTP concepts
• Supervision trees and process lifecycle management
• Message passing and concurrent processes with spawn, send, and receive
• Fault tolerance using links, monitors, and supervisors
• Building distributed systems and clustering with Erlang/OTP
• Writing scalable applications using gen_server, gen_statem, and gen_event behaviors
• Hot code upgrades and release management with relx or rebar3
• Real-world use of Mnesia and ETS for in-memory and distributed storage
• Logging, metrics, and observability with logger, telemetry tools, and tracing
• Testing with EUnit and Common Test
• Performance tuning and debugging with Observer and the Erlang shell
• Deployment: building releases, Dockerization, and remote node management

📄 PDF format — clean, printable, and mobile-friendly

🎯 Built for interview prep and long-term career growth