Ribau | Bloghttps://ribau.ai/insights.htmlField guides and notes on cloud, data and AI on AWS, for payments, software and commerce technology teams.en-us Peak readiness on AWS: a 12-week plan for commerce platformshttps://ribau.ai/insights-peak-readiness-commerce-aws.htmlhttps://ribau.ai/insights-peak-readiness-commerce-aws.htmlTue, 03 Nov 2026 09:00:00 GMTPlatformA 12-week peak readiness plan for commerce platforms on AWS: forecast, order-path limits, load tests, capacity reservations, graceful degradation and event runbooks. Cost per customer in a multi-tenant SaaS on AWShttps://ribau.ai/insights-saas-cost-per-customer-aws.htmlhttps://ribau.ai/insights-saas-cost-per-customer-aws.htmlTue, 27 Oct 2026 09:00:00 GMTFinOpsHow SaaS companies measure AWS cost per customer in pooled, siloed and mixed tenancy models, and the architectural reasons it drifts upward. What your bank partner will ask about your AWS resiliencehttps://ribau.ai/insights-bank-partner-resilience-questions.htmlhttps://ribau.ai/insights-bank-partner-resilience-questions.htmlTue, 06 Oct 2026 09:00:00 GMTPaymentsThe resilience, change-control and supplier questions payments companies should expect from sponsor banks and partners, and the evidence that answers them. Human approval for AI in payments operations: a design patternhttps://ribau.ai/insights-human-approval-ai-payments.htmlhttps://ribau.ai/insights-human-approval-ai-payments.htmlTue, 25 Aug 2026 09:00:00 GMTData & AIA practical pattern for using generative AI in payments operations: read-only tools, approval gates, evidence logging, evaluation sets and a staged rollout. A reference architecture for payment reconciliation on AWShttps://ribau.ai/insights-payment-reconciliation-architecture-aws.htmlhttps://ribau.ai/insights-payment-reconciliation-architecture-aws.htmlTue, 14 Jul 2026 09:00:00 GMTPaymentsHow to design a reliable, replayable reconciliation pipeline on AWS that matches ledger, processor settlement and bank data, and turns breaks into an exception workflow. Cost per transaction on AWS: how to measure it and why it driftshttps://ribau.ai/insights-cost-per-transaction-aws.htmlhttps://ribau.ai/insights-cost-per-transaction-aws.htmlTue, 09 Jun 2026 09:00:00 GMTFinOpsA practical method for payments companies to measure AWS cost per transaction, allocate shared costs and find the architectural reasons unit cost drifts upward. Five signs your data platform is not ready for AIhttps://ribau.ai/insights-ai-data-readiness-signs.htmlhttps://ribau.ai/insights-ai-data-readiness-signs.htmlTue, 05 May 2026 09:00:00 GMTData & AIFive practical signals that an AI initiative will stall on data, and what to fix first for one use case before choosing a model. Cloud cost is an architecture problemhttps://ribau.ai/insights-cloud-cost-is-an-architecture-problem.htmlhttps://ribau.ai/insights-cloud-cost-is-an-architecture-problem.htmlTue, 31 Mar 2026 09:00:00 GMTFinOpsWhy rightsizing and discounts recover cloud savings once, and why sustained savings come from architecture, data design and ownership. Your AI project is a data project with a model attachedhttps://ribau.ai/insights-ai-project-is-a-data-project.htmlhttps://ribau.ai/insights-ai-project-is-a-data-project.htmlTue, 24 Feb 2026 09:00:00 GMTData & AIWhy most stalled AI initiatives fail on four data questions, and why our AI work starts with data readiness rather than with a model. Fixed scope or time and materials: how to buy cloud consultinghttps://ribau.ai/insights-fixed-scope-vs-time-and-materials.htmlhttps://ribau.ai/insights-fixed-scope-vs-time-and-materials.htmlTue, 20 Jan 2026 09:00:00 GMTCommercialWhen fixed-scope engagements protect the buyer, when time and materials is the better choice, and what to put in the statement of work either way. Why we sell a decision before a programhttps://ribau.ai/insights-sell-a-decision-before-a-program.htmlhttps://ribau.ai/insights-sell-a-decision-before-a-program.htmlTue, 09 Dec 2025 09:00:00 GMTCommercialWhy a short, fixed-price assessment is a better first purchase than a large implementation program, for the client and for the provider.