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TModernizing legacy applications is a mainstay of the IT industry as new technology appears and organizations look to compete against rivals that have faster systems and better user interfaces.


  • . GuideSmiths is a London-based technology consultancy that is helping modernize legacy systems with microservices, and the approach it has taken will help other organizations undertake modernization journeys.

Features and Benefits

  • Understand how GuideSmiths tackled the microservices transformation of a large monolithic system?
  • Understand the technical challenges and how they were overcome.

Key questions answered

  • How did GuideSmiths tackle the microservices transformation of a large monolithic system?
  • What were the technical challenges and how were they overcome?

Table of contents


  • Catalyst
  • Ovum view
  • Key messages


  • Recommendations for enterprises

Using microservices to solve legacy modernization challenges

  • Setting the business context
  • The role of microservices in solving the problem
  • How GuideSmiths made the revised plan a success
  • GuideSmiths’ microservices architecture

Lessons learned

  • How GuideSmiths does microservices
  • How GuideSmiths does DevOps
  • Organizations should look to microservices as a viable architecture choice


  • Methodology
  • Further reading
  • Author

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