Courses
Deep dives that finish what they start
Short, focused courses for the moments a track isn't the right shape. Buy once, keep forever.
Algorithms StarterBeginner
Big-O to binary search in 5 short modules.
ComplexityArraysSearching
4h 20m24 lessons4.8 (12,400 students)
FreeView course
DSA BlitzIntermediate
The 100 patterns, worked through 90 problems.
PatternsTreesGraphsDP
18h40 lessons4.9 (43,100 students)
$29View course
System Design: DeepIntermediate
Estimation, storage, queues and 12 full walkthroughs.
ArchitectureStorageScaling
12h 45m30 lessons4.9 (21,800 students)
$39View course
Low-Level Design StudioIntermediate
Classes, interfaces and SOLID for the OOP round.
OOPDesign PatternsSOLID
7h36 lessons4.7 (9,600 students)
$39View course
Interview Crash CourseAdvanced
A 2-week plan mixing DSA, system design and behavioural.
SprintsMocksBehavioural
9h 30m41 lessons4.8 (33,200 students)
$49View course
AI Engineering FundamentalsIntermediate
Prompting, retrieval, agents and evals that ship.
LLMsRAGAgentsEvals
11h52 lessons4.8 (15,600 students)
$49View course
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