The task you need to improve the architecture of the existing system. How can you do that? What must you start with?

Basic algo:

• Research the current architecture
• Create a set of the metrics
• Agree with the stake-holders about every metric
• Calculate the metrics values
• Define the thresholds for the metrics
• Take the 2 most important metrics
• Define 2 Epics
• Discuss the epics with the team
• Define the affected components
• Research the problem in detail
• Describe the current architecture
• Create the target architecture
• Create the architectural GAP
• Discuss the Target and the GAP with stakeholders
• Discuss the Target and the GAP with teams
• Define stages to remove the GAP
• Create Design Docs, or Architectural Description
• Create the tickets
• Do the job
• Calculate the metrics
• Ensure the thresholds are met