ArchitectureThe Data Migration Checklist I Use on Every CRM Project
The exact checklist I run on every CRM migration — auditing, cleaning, mapping, test loads, and the cutover steps that prevent disasters.
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System Design Case Study: Scaling to 50,000 Requests Per Minute on AWS
A client's system was collapsing under load. This is the full engineering story: the bottleneck diagnosis, the architecture redesign using AWS ALB, ECS, ElastiCache, RDS read replicas, and SQS decoupling — and the load test results that confirmed it worked.
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