AWS Well-Architected, explained simply
The AWS Well-Architected Framework sounds academic, but it's really a practical checklist for building cloud systems that are secure, reliable and cost-effective. Here are the six pillars in plain English.
Whenever we start a migration or a modernization, we run a Well-Architected review first. It gives everyone a shared language for the trade-offs, and it catches expensive mistakes early. The framework has six pillars, think of them as six questions to ask about any workload.
1. Operational excellence
Can we run and improve this smoothly? Automate operations, treat infrastructure as code, monitor everything, and learn from failures with blameless post-mortems. If deploying is scary or manual, this pillar needs work.
2. Security
Are we protecting data and systems? Least-privilege IAM, encryption in transit and at rest, network segmentation, audit logging and automated compliance checks. Security is everyone's job, applied at every layer, not a final gate.
3. Reliability
Does it keep working when things break? Design for failure: multiple Availability Zones, health checks, autoscaling, backups and tested recovery. Reliability is about graceful degradation, not hoping nothing fails.
4. Performance efficiency
Are we using the right resources well? Pick the right instance types and managed services, scale elastically, and use caching and content delivery where they help. Revisit choices as AWS ships better options (like Graviton).
5. Cost optimization
Are we spending only where it adds value? Right-size, use Savings Plans, remove waste, and give teams cost visibility. See our practical guide: 7 ways to cut your AWS bill.
6. Sustainability
Are we minimizing environmental impact? Choose efficient regions and instances, right-size aggressively, and shut down what you don't need. Sustainability and cost optimization usually pull in the same direction.
A Well-Architected review isn't a report that gathers dust, it's a prioritized list of the highest-value improvements for your specific workloads.
How we use it
We score each pillar, surface the biggest risks and quick wins, and turn them into a roadmap you can act on. It's the same review that underpins our migration & modernization and cost optimization work.
We'll score your workloads and prioritize fixes.