GPT Slack Bot for CI Failures: 3 Mistakes We Made
We built a GPT Slack bot to summarize CI failures in an afternoon — then it leaked an AWS key into a public channel a week later.
PostgreSQL Archive Old Rows Script: 3 Mistakes We Made
Our PostgreSQL archive old rows script locked production for 18 minutes and duplicated 12,000 rows. Here's what we got wrong and how we fixed it.
Automate AWS Cost Reports with Python, boto3, and SES
Stop finding out about AWS bill spikes from finance. Automate AWS cost report delivery with Python, boto3, and SES before charges surprise you.
Fix Untagged AWS Resources Automatically with Python and Boto3
AWS resource tagging automation with Python and Boto3 — audit untagged resources, auto-tag on creation, and enforce compliance before the next bill arrives.
AWS Lambda S3 Trigger Python: 3 Mistakes That Cost Us Data
We ran an AWS Lambda S3 trigger with Python in production and got burned — duplicate records, silent failures, and a timeout misconfiguration that multiplied our costs.
AWS Lambda S3 Trigger Python: 3 Production Mistakes We Fixed
We lost 6 hours of vendor data because our AWS Lambda S3 trigger Python function swallowed a KeyError silently. Here's every mistake and the exact fix.
AWS Step Functions Lambda S3: 3 Production Mistakes We Made
We wired Step Functions into our Lambda S3 pipeline and hit silent timeouts, payload crashes, and a wildcard IAM role we ignored for months. Here's what we got wrong.
AWS Lambda Function that will create 7zip archive from the files in S3 Bucket (S3 Event as a trigger)
An event-driven AWS Lambda pattern that builds index.7z from S3 folder objects and uploads the archive back to the same prefix.
AWS Lambda function that will create 7zip archive index.7z in S3 bucket
A Lambda + S3 workflow for generating index.7z in gid-* folders with explicit preconditions, regex-based filtering, and manual JSON input control.
AWS Lambda that Uses EventBridge Rule for getting Events and delete Tag files from S3
EventBridge-driven Lambda remediation flow that replaces flagged S3 objects, removes tags, and notifies SNS with incident context.
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