Scala

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Last Update	09/19/2026
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Course
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Section 1: Getting Started

4Lessons ·
- 2: Scala on the JVM
  
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Section 11: More Practice Exercises

3Lessons ·
- 48: Practice Exercise: Building a Type-Safe Configuration Loader
  
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Section 15: Scala Standard Library Deep Dive

4Lessons ·
- 64: scala.io.Source for File Reading
  
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Section 16: Akka Ecosystem Deep Dive

6Lessons ·
- 69: Akka Streams In Depth
  
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- 71: Akka Cluster Basics
  
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Section 17: Cats and Cats Effect Deep Dive

4Lessons ·
- 74: Resource Management with Cats Effect
  
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Section 18: Play Framework Deep Dive

4Lessons ·
- 79: Play with Slick for Database Access
  
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Section 25: Scala for Data Engineering

3Lessons ·
- 107: Working with Kafka from Scala
  
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Section 26: More Practical Projects

4Lessons ·
- 111: Building a Simple Actor-Based Chat Server
  
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Section 27: More Interview and Review

5Lessons ·
- 117: Interview Practice: System Design Basics for Scala Backend Roles
  
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Section 28: ZIO Ecosystem Deep Dive

5Lessons ·
- 118: ZIO Effect System Basics
  
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Section 30: Scala Microservices Architecture

4Lessons ·
- 126: Building Microservices with Akka and Play
  
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- 127: Service Discovery Patterns in Scala
  
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- 129: Distributed Tracing in Scala Services
  
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Section 33: Scala Performance Deep Dive

4Lessons ·
- 139: JVM Tuning for Scala Applications
  
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Section 35: Scala for Reactive Systems

3Lessons ·
- 147: The Reactive Manifesto Principles
  
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Section 37: Scala for Financial Systems

3Lessons ·
- 155: Event Sourcing for Audit Trails in Scala
  
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Section 38: Scala GraphQL and gRPC

3Lessons ·
- 157: Building gRPC Services with ScalaPB
  
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Section 39: More Final Projects

4Lessons ·
- 159: Building an Order Processing System with Akka Persistence
  
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- 161: Building a Distributed Rate Limiter
  
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Section 44: Scala Command-Line Tools

3Lessons ·
- 180: Native Image Compilation with GraalVM
  
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Section 47: More Practical Backend Patterns

4Lessons ·
- 187: Building a Health Check and Readiness Endpoint
  
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- 188: Rate Limiting Middleware in Akka HTTP
  
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- 190: API Gateway Pattern in Scala Microservices
  
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Section 48: Scala for Event-Driven Architecture

3Lessons ·
- 192: CQRS Pattern Implementation in Scala
  
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Section 49: More Practice Drills Round 2

4Lessons ·
- 197: Practice Exercise: Building a Retry Mechanism with Exponential Backoff
  
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Section 53: Scala Observability

4Lessons ·
- 210: Structured Logging in Scala Applications
  
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- 212: Distributed Tracing with OpenTelemetry in Scala
  
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Section 54: More Advanced Practice Projects

5Lessons ·
- 214: Building a Multi-Tenant SaaS Backend in Scala
  
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- 215: Building a Payment Processing Service with Cats Effect
  
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- 216: Building a Notification Service with Akka Actors
  
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Section 56: More Testing Practice

5Lessons ·
- 223: Contract Testing Between Scala Microservices
  
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- 227: Chaos Testing Concepts for Scala Services
  
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Section 57: Final Mastery Review

6Lessons ·
- 231: Code Review Checklist for Production Scala Services
  
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Section 58: Scala History and Ecosystem Context

5Lessons ·
- 237: Comparing Scala to Kotlin for JVM Development
  
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