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Sarvar NadafSep 25, 2026 • 7 min read
I Followed the n8n AWS Docs and It Broke at the First Command
The one command that breaks n8n self-hosting on Amazon Linux 2023, why it happens, and the full past...
#aws#n8n#docker#devops
16 2
Sarvar NadafSep 23, 2026 • 28 min read
Per-Agent Cost Tracking for Multi-Agent AI on AWS
I spent a week adding per-agent cost tracing to a multi-agent AWS Bedrock and Strands crew. It retur...
#aws#observability#ai#discuss
61 51
xbillSep 21, 2026 • 8 min read
Put the Arithmetic in the Tool: an MCP Server for an AWS Waste Scanner
A cost report gets read twice: once by a person in a terminal, once by an agent through an MCP serve...
#aws#mcp#python#devops
5 2
Earl GreySep 21, 2026 • 7 min read
Nova Adiutrix: My Second Agent Built My First Project's To-Do List
TL;DR: I shipped the second project in my AWS nanodegree, an AI support agent on Amazon Bedrock....
#ai#aws#agents#learning
14 3
Ankur KSep 20, 2026 • 7 min read
Stop Whitelisting Port 22: SSH into Private EC2 from GitHub Actions via AWS SSM 🔐
Deploy to a private EC2 instance from CI with plain ssh, rsync and scp — no inbound port 22, no publ...
#aws#githubactions#devops#security
6 4
Gunnar GroschSep 21, 2026 • 16 min read
Building Bivack: A Cloud Dev Sandbox for Coding Agents on AWS Lambda MicroVMs
I wanted to run coding agents somewhere other than my laptop. Bivack gives each user a per-user AWS ...
#aws#productivity#ide#ai
8 4
Rykiel KAMENISep 21, 2026 • 3 min read
I Built a Multi-Region Pilot Light on AWS. The Diagram Was the Easy Part.
Most disaster recovery write-ups stop at the diagram. You get two boxes, an arrow labelled...
#aws#terraform#devops#architecture
2 2
xbillSep 25, 2026 • 9 min read
Gemma 4 on Amazon SageMaker: QAT Weights Decode 2.05x Faster Than bf16 on One L4
A short background on SageMaker real-time endpoints, then a measured comparison of Gemma 4 E2B's QAT...
#aws#sagemaker#gemma#vllm
0 0
Mursal Furqan KumbharSep 21, 2026 • 21 min read
I Tried to Break My Robot Accountant (So Nobody Else Could)
Ciao Amici 👋 Make some chai, because the robot accountant is back, and this time I am the one...
#aws#ai#testing#security
2 1
Kevin LuperaSep 24, 2026 • 11 min read
Cómo darle memoria semántica a un agente de IA sin base de datos vectorial
Puedes darle a un agente de IA serverless una memoria durable y basada en significado usando búsqued...
#aws#ai#python#agents
5 0
joni sarSep 25, 2026 • 29 min read
AWS Glue Iceberg Optimizer Alternatives for a Data Lakehouse
The AWS Glue Data Catalog's managed table optimizers are the path of least resistance for Iceberg...
#iceberg#aws#dataengineering#lakehouse
0 0
Andrii B.Sep 20, 2026 • 9 min read
AWS Step Functions vs Camunda for Sagas: Two Orchestrators, Different Blast Radii
Here's a trap I've watched smart teams walk into. They pick a saga orchestrator by comparing the two...
#aws#architecture#microservices#saga
6 1
Hasanga LakdinuSep 22, 2026 • 8 min read
DynamoDB TTL Is Not a Delete Button! It’s the Last Step of a Data Lifecycle
When I first came across DynamoDB TTL, I thought it was pretty simple: Add a timestamp to an item ...
#aws#dynamodb#serverless#cloud
1 1
Kasun de SilvaSep 24, 2026 • 10 min read
Architecting an Enterprise Network on AWS Cloud WAN
How to design a multi-region, multi-account AWS network on Cloud WAN, from segments and attachments....
#aws#network
0 0
Manohar HalappaSep 20, 2026 • 7 min read
From Monolith to Serverless: How We Cut Infrastructure Costs by 30–35%:
From Monolith to Serverless: How We Cut Infrastructure Costs by 30–35% Modernizing a...
#serverless#aws#microservices#architecture
1 1
Martin HicksSep 20, 2026 • 5 min read
DynamoDB vector search without embeddings
Vector indexes are not only for embeddings. Project a latitude and longitude onto the unit sphere an...
#dynamodb#aws#vectorsearch#datamodelling
0 0
Bartłomiej DanekSep 22, 2026 • 14 min read
Kill the Castle: How AWS IAM Replaces Network Perimeters
The Premise: Network Location Is Not an Identity In traditional "castle-and-moat"...
#aws#security#iam#devops
1 1
OhadTutaySep 22, 2026 • 4 min read
SQS Fair Queues: one loud customer no longer ruins your day
If you run a SaaS on AWS, chances are all your customers share one SQS queue. It's far less to manag...
#aws#sqs#architecture#cloud
1 1
Muhammad Sumon Molla SelimSep 25, 2026 • 13 min read
Designing a Flash-Sale Seat Reservation System in AWS (Part 1): The Architecture
TL;DR: A language proficiency test certification exam had 20,700 seats across five levels. When...
#aws#systemdesign#redis#lambda
0 0
Dwayne McDanielSep 22, 2026 • 8 min read
AWS S3 Bucket Security: Find the Secrets Hiding Outside Git
AWS S3 Bucket Security: Find the Secrets Hiding Outside Git S3 buckets have quietly become...
#aws#security#appsec#cloud
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Sanket PatharkarSep 25, 2026 • 22 min read
Real-World AWS Cost Optimization Strategies — A Technical Deep Dive
Production-tested ways to cut an AWS bill without hurting performance or reliability: CUR 2.0, right...
#aws#finops#devops#cloud
0 0
Nnamdi Felix IbeSep 25, 2026 • 5 min read
Day 49: A Deployment Keeps Pods Alive, and Routable Is Not Reachable
Today was layers. A Deployment that does not run pods itself, but owns a ReplicaSet that does. A...
#devops#kubernetes#aws#networking
13 0
Sergey ShinderSep 25, 2026 • 2 min read
Our code was correct and the account said no
In August we started building a fourth region, for disaster recovery, out of the same modules that.....
#sergeyshinder#terraform#iac#aws
0 0
Muhammad Sumon Molla SelimSep 25, 2026 • 14 min read
Designing a Flash-Sale Seat Reservation System in AWS (Part 3): Holds, Payments, and the Slow Path
TL;DR: After admission, a seat is held for 10 minutes while the candidate pays. The central rule for...
#aws#systemdesign#cloudfront#lambda
0 0