Deep SystemsAdvanced

Backend Systems Mastery

Distributed systems mechanics for engineers building serious backend platforms.

An advanced backend systems track focused on distributed systems fundamentals, consistency, clocks, locks, and systems behavior under load.

25 lessons•7 modules•251 min
Start First LessonBack to Academy

Designed for

Engineers who want stronger distributed-systems fundamentals for platform work.

You leave with

  • More confidence with consistency, causality, locking, and time in distributed systems
  • A stronger sense of which backend guarantees are expensive and why
  • The systems-level foundation needed for difficult architecture trade-offs

Curriculum Map

A structured path that feels worth paying for

Every module is ordered to build confidence, not just collect content. Start with the right fundamentals, deepen into the mechanics, then pressure-test your thinking with realistic engineering trade-offs.

Module 1

1. API Design

3 lessons•32 min
1

gRPC vs REST: A Decision-Maker's Guide for Backend Architecture

Advanced • 12 min read

2

gRPC vs REST: The Decision-Maker's Guide for Backend Architecture

Beginner • 9 min read

3

API Pagination at Scale: Why OFFSET 100,000 is a Database Killer

Advanced • 11 min read

Module 2

2. Distributed Systems

6 lessons•65 min
1

Optimistic vs. Pessimistic Locking: Concurrency Control in Practice

Intermediate • 7 min read

2

System Design: Designing a Distributed Task Scheduler

Advanced • 13 min read

3

Beyond CAP: Why PACELC is the Real Rule for Distributed Databases

Advanced • 10 min read

4

System Design Masterclass: Designing a Distributed Lock Service (Chubby/Zookeeper)

Advanced • 15 min read

5

The Transactional Outbox Pattern: Reliability in Microservices

Advanced • 7 min read

6

System Design: Designing Idempotent APIs for Reliable Services

Intermediate • 13 min read

Module 3

3. Data & Storage

4 lessons•36 min
1

Designing a Database Sharding Strategy for 100 Million Users

Advanced • 13 min read

2

Inside the Linux Page Cache: The Invisible Database Accelerator

Advanced • 8 min read

3

The Shadow Database Pattern: Verifying Schema Changes with Production Traffic

Advanced • 8 min read

4

LSM-Tree Compaction Strategies: Leveled vs. Size-Tiered

Advanced • 7 min read

Module 4

4. Infrastructure

4 lessons•48 min
1

Docker for Java Developers: A Production Guide to Containerization

Intermediate • 7 min read

2

Kubernetes Networking: What Happens Between the Load Balancer and Your Pod?

Intermediate • 13 min read

3

Service Mesh Internals: How Envoy and Istio Manage the Mesh

Advanced • 15 min read

4

Testing Distributed Systems: Chaos Mesh and Failure Injection

Advanced • 13 min read

Module 5

5. Payments & Auth

4 lessons•32 min
1

System Design: Designing a Global Payment Gateway (Stripe Scale)

Advanced • 10 min read

2

System Design: Designing Stateless Authentication

Intermediate • 12 min read

3

S3 Express One Zone: When to Use it for Stateful Workloads

Advanced • 5 min read

4

S3 Express One Zone: When to use it

Advanced • 5 min read

Module 6

Distributed Systems Fundamentals

2 lessons•23 min
1

Consistent Hashing: The Secret Sauce of Distributed Scalability

Advanced • 12 min read

2

Distributed Locking: Redis Redlock vs. Zookeeper vs. Database Constraints

Advanced • 11 min read

Module 7

Distributed Systems Mastery

2 lessons•15 min
1

Hybrid Logical Clocks (HLC): Solving Distributed Time & Causality

Advanced • 7 min read

2

Distributed Tracing Propagation: Mastering B3 and W3C Traceparent Headers

Advanced • 8 min read