Mar 3 · 5 min read · Introduction In this blog, I’ll walk through a hands-on AWS serverless implementation where an S3 file upload automatically triggers a Lambda function, sends an email notification via SNS, and copies
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Feb 24 · 19 min read · Your Lambda functions are throwing "too many connections" errors at 3 AM, waking up your on-call engineer. Your application survived the traffic spike, but your RDS instance hit its connection limit because each Lambda created its own connection pool...
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Feb 14 · 15 min read · At re:Invent 2025, AWS announced Lambda Durable Functions. The feature introduces a checkpoint/replay mechanism that allows Lambda executions to run for up to one year, automatically recovering from interruptions by replaying from the last checkpoint...
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Feb 15 · 20 min read · Your team just deployed a Lambda function that costs $0.12 per million invocations. The pricing page practically sells itself—pay only for what you use, no idle servers burning money, infinite scalability without the ops headache. Six months later, t...
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Feb 15 · 20 min read · Your FastAPI endpoint returns in 50ms locally, but under production load, response times spike to 2 seconds. You've already checked the usual suspects—database queries are optimized, network latency is minimal, and your infrastructure scales horizont...
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Feb 15 · 23 min read · Your Lambda function passed all tests locally. Unit tests green, integration tests green, you even ran it through the SAM CLI a few times. But it's 3 AM, PagerDuty is screaming, and you're staring at CloudWatch logs trying to understand why your prod...
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