Topic
high availability
Focused guides connected by this engineering topic.
Payment Switch Architecture: How Financial Transactions Are Routed Reliably
A practical payment-switch architecture covering channels, routing, HSMs, state, queues, timeouts, reversals, reconciliation, monitoring, and high availability.
High-Availability Payment Systems: Reliability and Disaster Recovery
Plan load balancing, redundancy, failover, databases, queues, health checks, observability, disaster recovery, RTO, and RPO.