FinTechDistributed Systems
How We Migrated a Mission-Critical Database with Zero Downtime
A real-world migration strategy from PostgreSQL to AWS Aurora with just 3 minutes of controlled degradation.
Sep 14, 2026Read
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ArchitectureDistributed Systems
Hexagonal Architecture in Distributed Systems: Lessons from Automotive
How we decoupled microservices using ports, adapters, and CQRS at Daimler, and why JSONB became a costly trap.
Sep 1, 2026Read
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