Case Study: E-commerce Company Saves $175K/yr on AWS in 60 Days
How a technology services company unlocked six-figure annual savings through automated commitment management.
Annual savings
$175,000
Cost reduction
35%-36%
Delivery window
60 days
SEO Focus Topics
Key Takeaways
- • Predictable workload coverage was the biggest savings lever.
- • Automated commitment operations outperformed ad-hoc purchases.
- • Reseller discounts added incremental margin on top of commitment savings.
Starting point: high spend, low commitment coverage
The company operated a multi-region AWS stack for core storefront traffic, checkout, and background order workflows. Usage patterns were stable, but billing strategy was not.
They were paying mostly On-Demand rates despite predictable baseline demand, creating a large and avoidable cost gap.
- ✓ AWS annual spend near $485,000 before optimization.
- ✓ Manual commitment decisions with no recurring utilization review.
- ✓ Limited use of reseller and partner discount channels.
Optimization strategy and implementation
The project focused on three high-confidence levers: Reserved Instance coverage, Savings Plans where flexibility mattered, and commercial optimization through reseller discounts.
Implementation was staged so finance could validate savings while engineering monitored performance and availability.
- ✓ Mapped 90-day usage to identify commitment-ready workloads.
- ✓ Rolled out automated RI and Savings Plans purchase rules.
- ✓ Negotiated reseller discount terms based on usage profile.
Results after 60 days
Cloud spend dropped by approximately 35%-36% while service performance improved. The project reduced unit economics on core transaction paths and freed budget for product initiatives.
Most savings came from commitment alignment, with additional gains from discount optimization and tighter utilization control.
- ✓ Monthly run-rate reduced from roughly $40.4K to $25.9K.
- ✓ Annualized savings reached approximately $175,000.
- ✓ Response times improved alongside higher infrastructure utilization.
Lessons for e-commerce FinOps teams
E-commerce teams often focus on architecture before billing mechanics. In this case, commitment and procurement hygiene delivered faster ROI than large-scale refactoring.
The key was combining technical and commercial levers inside one operating motion.
- ✓ Treat commitment coverage as an operational KPI, not a one-off task.
- ✓ Review utilization monthly and re-balance before waste accumulates.
- ✓ Pair engineering optimization with finance and procurement workflows.
How to apply this to your environment
If your AWS usage is predictable and your team still depends on On-Demand pricing, this approach is highly repeatable.
A focused 30-60 day engagement can produce meaningful cloud cost reduction without risky platform changes.
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