INVEST IN YOUR HIGH-LEVERAGE CAREER

Simple, Transparent Pricing.
Lifetime Engineering Mastery.

Everything you need to master distributed systems and staff-level interview architecture. Choose flexible monthly access or secure permanent lifetime access.

Staff Launch Special: 30% Lifetime Discount Applied

Base Price: $199 • 30% Off (-$60) • Final: $139 One-Time

Free Starter

Essential foundations

$0 forever

No credit card required

Phase 1: Internet Foundations (13 Topics 100% Free)
First ~30% topics of every phase (86 topics total)
TCP Handshake & Latency Simulators
Consensus & Raft Simulators locked
FAANG Big Tech case studies locked

Pro Monthly

Flexible monthly access

$19 /month

Billed monthly, cancel anytime

All 19 Phases (All 280 Topics Unlocked)
All 8+ Interactive Simulators
74+ Staff Self-Assessments & Quizzes
All 5 Focused Roadmap Tracks
Cancel anytime with 1 click

Lifetime Access

Pay once, own forever

Regular Price:$199

30% Lifetime Discount:-$60

Total Investment:$139

Unrestricted Lifetime Access to 280 Topics
All 8+ Interactive Simulators (Raft, Consistent Hash)
All Architectural Flowcharts & Topology Blueprints
All 5 Roadmaps (1-Week to 6-Months Track)
All Future Curriculum Updates Free
30-Day Money-Back Guarantee

Detailed Feature Comparison

Compare tiers across all learning dimensions

Feature / Resource	Free Starter	Pro Monthly	Lifetime Access
Curriculum Coverage	86 Topics (~30%)	All 280 Topics	All 280 Topics + Future
Curriculum Phases	Phase 1 + Previews	All 19 Phases	All 19 Phases
Interactive Simulators	2 Basic Simulators	All 8 Simulators	All 8 Simulators
5 Structured Study Tracks	1-Week Sprint Preview	Full 5 Tracks	Full 5 Tracks (1W to 6M)
Self-Assessment Stepper Quizzes	13 Quizzes	74+ Quizzes	74+ Quizzes
Progress Sync & Bookmarking	Local Browser Only	Cloud Sync	Cloud Sync
Future Course Additions
Money-Back Guarantee	N/A	Cancel anytime	30-Day Full Refund

Frequently Asked Questions