--- title: "Rick Wise (@rickwise) | Hashnode" description: "Sharing lessons from analyzing $millions in AWS spending. Read the latest articles by Rick Wise on Hashnode." url: "https://hashnode.com/@rickwise" --- @rickwise # Rick Wise @rickwise · Toronto, Canada · Joined April 2026 Sharing lessons from analyzing $millions in AWS spending. ### [AWS Cost Anomaly Detection: When machine learning meets your billing](https://cloudcostwise.hashnode.dev/aws-cost-anomaly-detection-when-machine-learning-meets-your-billing-1-1?utm_source=hashnode&utm_medium=feed) Building CloudWise has given me a unique view into AWS spending patterns across hundreds of accounts. The Problem Many teams struggle to detect anomalous spending, leading to unexpected bills. What the Data Shows After analyzing $10M in AWS spend, he... 1 min read · [cloudcostwise.hashnode.dev](https://cloudcostwise.hashnode.dev/aws-cost-anomaly-detection-when-machine-learning-meets-your-billing-1-1?utm_source=hashnode&utm_medium=feed) [Apr 16](https://hashnode.com/posts/aws-cost-anomaly-detection-when-machine-learning-meets-your-billing-1-1/69e0f76d8d8d45eb90118238) ### [ElastiCache Pricing Breakdown: Where the Money Actually Goes](https://cloudcostwise.hashnode.dev/elasticache-pricing-breakdown-where-the-money-actually-goes?utm_source=hashnode&utm_medium=feed) ElastiCache looks straightforward on the bill. You pick a node type, maybe add a replica for high availability, and move on. Then the invoice arrives and the number is bigger than the mental math suggested. The gap usually comes from one of five plac... 7 min read · [cloudcostwise.hashnode.dev](https://cloudcostwise.hashnode.dev/elasticache-pricing-breakdown-where-the-money-actually-goes?utm_source=hashnode&utm_medium=feed) [Apr 16](https://hashnode.com/posts/elasticache-pricing-breakdown-where-the-money-actually-goes/69e0f22e61d522fa3fbe1801) ### [The 5 AWS Services That Secretly Drain Your Budget (and How to Stop Them)](https://cloudcostwise.hashnode.dev/the-5-aws-services-that-secretly-drain-your-budget-and-how-to-stop-them?utm_source=hashnode&utm_medium=feed) AWS bills often creep up because of quiet services that run in the background. This guide shows the five most common drains, how to spot them fast, and simple fixes. Each section includes what it is, why it costs you, how to find it, how to reduce it... 5 min read · [cloudcostwise.hashnode.dev](https://cloudcostwise.hashnode.dev/the-5-aws-services-that-secretly-drain-your-budget-and-how-to-stop-them?utm_source=hashnode&utm_medium=feed) [Apr 9](https://hashnode.com/posts/the-5-aws-services-that-secretly-drain-your-budget-and-how-to-stop-them/69d804f336af7d61803086ae) ### [The Hidden Costs of Idle EMR Clusters (And How to Stop the Bleed)](https://cloudcostwise.hashnode.dev/the-hidden-costs-of-idle-emr-clusters-and-how-to-stop-the-bleed?utm_source=hashnode&utm_medium=feed) EMR looks simple on the bill. You launch a cluster, run Spark jobs, and terminate when done. The problem is most teams do not terminate when they think they do. That is where the money disappears. EMR Has Two Price Tags Every EMR instance has two sep... 2 min read · [cloudcostwise.hashnode.dev](https://cloudcostwise.hashnode.dev/the-hidden-costs-of-idle-emr-clusters-and-how-to-stop-the-bleed?utm_source=hashnode&utm_medium=feed) [Apr 9](https://hashnode.com/posts/the-hidden-costs-of-idle-emr-clusters-and-how-to-stop-the-bleed/69d802b4f0508581a51e3437) ### [Your OpenSearch Bill Is Bigger Than You Think: A Technical Cost Breakdown](https://cloudcostwise.hashnode.dev/your-opensearch-bill-is-bigger-than-you-think-a-technical-cost-breakdown?utm_source=hashnode&utm_medium=feed) OpenSearch can look cheap at first glance, then surprise you in the monthly bill. Most teams look at one line item and assume that is "the OpenSearch cost." In reality, OpenSearch spend is a composite of compute, storage, backups, and data movement, ... 3 min read · [cloudcostwise.hashnode.dev](https://cloudcostwise.hashnode.dev/your-opensearch-bill-is-bigger-than-you-think-a-technical-cost-breakdown?utm_source=hashnode&utm_medium=feed) [Apr 9](https://hashnode.com/posts/your-opensearch-bill-is-bigger-than-you-think-a-technical-cost-breakdown/69d802ace71301be3665657d)