Microservices

Comparison to Monolith

• Microservices are relatively small

  • By comparison to a monolith

• Variety of technology stacks

• Independent deployment

  • No orchestration

• Communicate exclusively via API

Benefits

Team

• Microservices help organize teams

• Concentrate expertise

• Independent governance

• Balance decentralized decision-making with elevation of important topics

Maintenance Advantages

• Create a clean break from an old, poor-quality codebase

  • Small size

  • Focus on independence

• Flexibility

  • Variety of tools

  • Accept change easily

• Performance management at scale

• Reinforce architectural boundaries

Resilience

• Not all-or-nothing

  • Uptime

  • SLAs

• Isolate risky or buggy code

• Isolate third-party fault handling