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Reactive Architecture(3): Reactive Microservices

This course explores the difference between monoliths and microservices, and highlights the importance of isolation.




About This Course

When we use the term Reactive, we are usually talking about Reactive Microservices. But what is a microservice? And how can we make it Reactive? This course will explore the difference between monoliths and microservices and show the journey to making a system Reactive.

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Course Syllabus

  • The Software Spectrum
    • An introduction the Monolith to Microservices sprectrum
    • The bascis of choosing between a Monolith or Microservice software approach
  • Monoliths
    • Some Monoliths can be Big Balls of Mud
    • Characteristics of Monoliths
    • Advantages and Disadvantages of Monoliths
  • Microservices
    • Service Oriented Architecture
    • Characteristics of Microservices
    • Responsibilities of Microservices
    • Advantages and Disadvantages of Microservices
    • Decomposing a Monolith into Microservices
  • Principles of Isolation
    • State, Space, Time and Failure
    • Monoliths and the Principles of Isolation
    • Microservices and the Principles of Isolation
  • Isolation Techniques
    • Bulkheading
    • Circuit Breakers
    • Message Driven Architecture
    • Autonomy
    • Gateway Services

General Information

  • This course is free.
  • It is self-paced.
  • It can be taken at any time.
  • The materials can be reviewed as many times as you want.
  • Quizzes and exams can only be completed once.

Grading scheme

  • The minimum passing mark for the course is 75%, where the review questions are worth 40%, the case study exercises are worth 30% and the final exam is worth 30% of the course mark.
  • You have 1 attempt to take the final exam with multiple attempts per question.

Course Length

  • Approximately 6 hours


Course Staff

Wade Waldron

Wade Waldron

Wade Waldron is the Director of Training at Lightbend. He is the primary author of the Lightbend Reactive Architecture training course.

Wade started his career as a developer in 2005 building games for the Playstation 2, Xbox, etc. In 2011 he joined Point2 Homes where he began working on an Akka based microservices platform to provide realtime updates to real estate websites. In 2014 Wade joined BoldRadius where he consulted with a variety of companies on how to use Akka, and related technologies. He also began teaching courses on Akka and Scala.

In 2016, Wade released a book "Applied Akka Patterns" along with his co-author Michael Nash

Today Wade works with Lightbend where he consults with clients and builds training materials. He focuses on helping people make a smooth transition from a monolithic application to Reactive microservices.