Building microservices is easy. What's hard:

- Discovering proper boundaries
- Integrating services (Messaging vs RPC)
- Error handling (resiliency)
- Sociotechno concerns (team boundaries, org changes)

Can you think of any more?#microservices #dddesign #softwareengineering

— James Hickey 🇨🇦👨‍💻 (@jamesmh_dev) January 4, 2020