Deep Dive Into Cloud & AI

Articles covering a variety of topics from experts working in the field. No AI generated slop, here.

Before You Rebuild Your RAG Stack: 7 Reasons Your Answers Are Weak (It's Not the Model)

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April 28, 2026

Most weak RAG systems aren't due to the model being bad. Dive into the 7 reasons it could be happening before you decide to rebuild.

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April 28, 2026

Before You Rebuild Your RAG Stack: 7 Reasons Your Answers Are Weak (It's Not the Model)

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March 13, 2026

Mastering the Distributed Deployment Model for AWS NFW

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Centralized Internet Egress with AWS Regional NAT
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February 26, 2026

Centralized Internet Egress with AWS Regional NAT

Centralized internet egress consolidates outbound traffic from multiple VPCs through AWS Transit Gateway and a single Regional NAT Gateway, reducing NAT costs, improving visibility, and enforcing isolation with explicit routing and blackhole controls

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Understanding VPC Ingress Routing
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February 26, 2026

Understanding VPC Ingress Routing

Learn to control inbound traffic to your Amazon VPC before it hits your workloads VPC Ingress Routing lets you attach route tables to gateways, enabling inline inspection with AWS Network Firewall and giving your VPC a truly secure front door!

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CloudWatch Logs at Scale: The Hidden Cost Problem
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February 19, 2026

CloudWatch Logs at Scale: The Hidden Cost Problem

At scale, CloudWatch Logs can become a major AWS cost. How do you keep them down without sacrificing observability?

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Cross-Cloud Secrets Replication, Sharing, and Best Practices
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February 17, 2026

Cross-Cloud Secrets Replication, Sharing, and Best Practices

Secure secret sharing between Microsoft Azure and Amazon Web Services using Key Vault, Secrets Manager, SigV4, caching, and push replication to reduce risk while managing cross-cloud trust and technical debt.

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Automate Brand Visibility Tracking With Amazon Rekognition

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February 5, 2025

Deep Dive Into Serverless

A top serverless blog that features articles covering all levels of serverless topics around AWS and other cloud providers.
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Before You Rebuild Your RAG Stack: 7 Reasons Your Answers Are Weak (It's Not the Model)

Most weak RAG systems aren't due to the model being bad. Dive into the 7 reasons it could be happening before you decide to rebuild.

by
Cyril Bandolo
April 28, 2026

Defining a Resilient Structure for Serverless Complex Exceptions with Step Functions

The goal of this article is to provide an in-depth look at how AWS Step Functions can be used to manage complex exceptions in serverless architectures, ensuring robust and resilient workflows.

by
Lucas Juan Souza de Oliveira Miranda Moraes
July 1, 2024

recently published

Before You Rebuild Your RAG Stack: 7 Reasons Your Answers Are Weak (It's Not the Model)

Most weak RAG systems aren't due to the model being bad. Dive into the 7 reasons it could be happening before you decide to rebuild.

Cyril Bandolo
April 28, 2026

Mastering the Distributed Deployment Model for AWS NFW

Security Groups and NACLs handle access control while AWS Network Firewall handles everything they miss. This guide covers distributed deployment, deep packet inspection, and routing traffic through NFW using Terraform.

Nkwenti Fon Nkwenti
March 13, 2026

Secure File Upload to Amazon S3 with AWS Lambda Virus Scanning (Serverless Architecture Guide)

Secure file uploads on AWS without routing files through your backend. This guide covers pre-signed URLs, Lambda-based malware scanning, clean and quarantine buckets, and SNS notifications for a fully serverless upload pipeline.

Deep Patel
March 13, 2026

Lambda Managed Instances for Steady Workloads

AWS Lambda Managed Instances target steady, high-volume workloads that are “always on.” This post explores a telemetry pipeline using API Gateway → SQS → Managed Instances, plus a CDK PoC and key gotchas like VPC networking and memory-to-vCPU ratios.

Lucas Vera
March 12, 2026

Automating Dead-Letter Queue Triage with Amazon Bedrock and AWS Step Functions

Dead‑letter queues are supposed to protect your system. In practice they often become a backlog of repetitive decisions. So the real challenge is not automation. It's safe automation.

Cyril Bandolo
March 6, 2026

Centralized Internet Egress with AWS Regional NAT

Centralized internet egress consolidates outbound traffic from multiple VPCs through AWS Transit Gateway and a single Regional NAT Gateway, reducing NAT costs, improving visibility, and enforcing isolation with explicit routing and blackhole controls

Nkwenti Fon Nkwenti
February 26, 2026

More from Serverless Guru

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Before You Rebuild Your RAG Stack: 7 Reasons Your Answers Are Weak (It's Not the Model)

Cyril Bandolo
April 28, 2026

Mastering the Distributed Deployment Model for AWS NFW

Nkwenti Fon Nkwenti
March 13, 2026

Secure File Upload to Amazon S3 with AWS Lambda Virus Scanning (Serverless Architecture Guide)

Deep Patel
March 13, 2026

Lambda Managed Instances for Steady Workloads

Lucas Vera
March 12, 2026

Automating Dead-Letter Queue Triage with Amazon Bedrock and AWS Step Functions

Cyril Bandolo
March 6, 2026

Centralized Internet Egress with AWS Regional NAT

Nkwenti Fon Nkwenti
February 26, 2026

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