Course catalogue

Choose the subject. See the full path.

Every course publishes its sequence up front. Lessons introduce the working idea first, then separate deeper runtime details from what you need to continue.

01Available

Java

From the JVM and your first program to collections, memory, and concurrency.

14 phases · 57 lessons · 235 exercisesOpen course →

02Preview available

DSA

Data Structures & Algorithms

Understand operation costs, preserve invariants, and choose algorithms from the constraints in front of you.

7 foundations · 4 complete pattern modulesOpen course →

03Coming soon

Aptitude

Quantitative reasoning, logical deduction, and problem solving with worked methods.

Curriculum in development

04Coming soon

SQL

Query data, understand relational models, and reason about plans, indexes, and cost.

Curriculum in development

05Coming soon

Python

Learn the language from values and functions through objects, tooling, and runtime behaviour.

Curriculum in development