What are the benefits of a microservices architecture?

This post details the benefits and disadvantages of a microservices architecture. Benefits include scalability improvements, improved fault isolation, program language and technology agnosticism, simpler deployment, reusability across different areas of business, faster time-to-market, ability to experiment, improved data security, outsourcing flexibility, team optimization, and attractiveness for engineers. Disadvantages include higher upfront costs, crucial interface control, a different kind of complexity in debugging and integration testing, and a comparison to Service-Oriented Architecture (SOA).