⚔ Bonus Side Quest

Core Architecture

OS internals, networking layers, language runtimes, storage engines, distributed systems. Legendary gear for those who want to understand the machine itself.

Unlocks at Overall Rank B · 4,800 XP available

⚔ Side Quest Locked

Reach Overall Rank B to unlock this path.

Loading your XP…

View Tracker →

⚔ Tier 1 — Machine Foundations

Processes, Threads & Scheduling 150 XP
Virtual Memory & Paging 150 XP
File Systems & I/O 150 XP
System Calls & Kernel Space 150 XP

⚔ Tier 2 — Networking Internals

TCP/IP Stack & Sockets 200 XP
HTTP/1.1, HTTP/2, HTTP/3 200 XP
DNS & TLS Certificate Chains 200 XP
UDP, WebSockets, gRPC & QUIC 200 XP

⚔ Tier 3 — Language & Runtime

Compilation Pipeline 200 XP
Memory Models: Stack, Heap & GC 200 XP
JIT Compilation & VM Runtimes 200 XP
CPU Architecture & Cache Hierarchy 200 XP
Mutexes, Semaphores & Atomics 200 XP

⚔ Tier 4 — Storage Internals

Storage Engines & B-Trees 300 XP
Indexing & Query Execution 300 XP
ACID Transactions & Write-Ahead Log 300 XP
MVCC & Isolation Levels 300 XP

⚔ Tier 5 — Distributed Core

Consensus: Raft & Paxos 300 XP
Distributed Transactions & 2PC 300 XP
Observability: Metrics, Traces, Logs 300 XP
Virtualization & Containers 300 XP