AWS Certified Cloud Practitioner (CRI series) case studies
AWS CRI · Put your knowledge to work in context.
AWS Certified Cloud Practitioner is an entry-level credential for people who need a working understanding of the AWS Cloud rather than hands-on engineering depth. It suits sales and marketing staff, project and product managers, finance and procurement analysts, support staff, and anyone starting a cloud career who wants a recognised baseline before choosing a technical certification. The AWS CRI case studies are 5 cases and about 2,544 words.
1Startup Migrating a Monolith Under a Fixed Budget
A 14-person fintech startup runs a Java monolith on two on-premises servers in a colocation rack. The team pays roughly 3,800 per month for hardware refresh amortization, rack space, power, and a managed firewall, plus one part-time contractor at 1,200 per month for patching.
600 words, about 3 min2Auditor Questions Access to a Shared Admin Account
A 60-person healthcare analytics company stores patient-adjacent data in AWS. During a compliance audit, the auditor finds that six engineers share a single administrative login for the production account.
469 words, about 2 min3Choosing Storage for Rapidly Growing Sensor Data
An agricultural technology company collects readings from 8,000 field sensors every 30 seconds, producing about 700 GB per month of small JSON records. Data older than 90 days is read only a few times per year for trend analysis, but must be retained for seven years.
531 words, about 3 min4Forecasting Spend When Usage Is Spiky
A media company streams live events. Its AWS bill varies from 9,000 in quiet months to 31,000 during major event months, with three or four major events per year.
457 words, about 2 min5Escalating a Production Outage Through Support
A logistics company runs its customer-facing tracking portal on AWS. At 02:00 on a Saturday, the portal begins returning errors to about 30 percent of users.
487 words, about 2 min