Explore the Dungeons

JavaScript D

JavaScript - Fundamentals

Variables, types, functions, objects. The starting point for any web enthusiast.

25 questions ~15 min +50 XP

JavaScript C

JavaScript - Async & Promises

Callbacks, Promises, async/await, Event Loop. Master asynchronous programming.

30 questions ~20 min +75 XP

React C

React - Hooks & State

useState, useEffect, useContext, useReducer. Modern hooks.

20 questions ~12 min +60 XP

TypeScript B

TypeScript - Advanced Types

Generics, conditional types, mapped types, infer. For the most demanding minds.

35 questions ~25 min +100 XP

Docker C

Docker - Containerization

Images, containers, Dockerfile, Docker Compose. Containerize your apps.

25 questions ~15 min +70 XP

Kubernetes B

Kubernetes - Orchestration

Pods, Services, Deployments, ConfigMaps, Secrets. Orchestrate at scale.

30 questions ~20 min +90 XP

SQL A

SQL - Expert Queries

Window functions, CTE, optimization, execution plans. For data engineers.

40 questions ~30 min +120 XP

AWS B

AWS Solutions Architect

EC2, S3, VPC, Lambda, RDS. Prepare for the SAA-C03 exam.

65 questions ~45 min +150 XP

Python D

Python - Basics

Syntax, data structures, functions, classes. Become a Pythonista.

25 questions ~15 min +50 XP

Git D

Git - Essentials

Commits, branches, merge, rebase, cherry-pick. Master your versioning.

20 questions ~12 min +45 XP