Articles by Tag #lambda
Browse our collection of articles on various topics related to IT technologies. Dive in and explore something new!
Is this code deterministic?
I recently posted a small code snippet in a LinkedIn poll and asked what sounded like a simple...
AWS Serverless: Still the Boring Correct Choice
In the last 6 months, I've helped 3 AI startups migrate from Vercel or Cloudflare to AWS Lambda. The...
Nevermore.dev: LLM-as-judge on Lambda Durable Functions
“The past is dead. The future? Let’s make it less painful.” Writing post‑mortems is one of those...
How I Autoban Hackers Who Touch My Secret URLs
If you look at your server logs right now, I guarantee you’ll see them. The bots. The script...
Building an Intelligent Document Processing Pipeline with AWS: A Journey from Idea to Production
TL;DR - Want to Skip the Story? Fork the repo, deploy in 10 minutes, start processing...
Checked exceptions and lambdas
Java's checked exceptions were a massive improvement over C's error-handling mechanism. As time...
The InvalidCiphertextException Mystery: Decrypting Cognito's Encrypted OTP Codes
The Problem You're building a custom email sender for Cognito because the default emails...
Stop Malware at the Door: Automated S3 File Scanning with AWS GuardDuty
Photo by Ed Hardie on Unsplash Original Source:...
A Cloud-based NBA Game Day Alert System using Python, AWS Lambda, SNS, and EventBridge.
Introduction This is the Week 1 Day 2 project of the 30-Day DevOps challenge that I am...
Can AWS help us relive our childhood?
I had the blessing to come from a family where love, support and affection came from my parents and...
Serverless Journey: From Zero to Hero with AWS Lambda
Beginning the serverless journey with AWS Lambda transforms how developers deploy and create...
Step Functions without ASL? Welcome Lambda Durable Functions
I've regularly said that AWS Step Functions is my favorite service, this all might be changing with the introduction of Lambda Durable Functions. We'll be going on a deep dive into durable functions and how they work.
🛠️ Using Cloud Functions for Serverless Computing 🧩
🔗 Hello Connectors! May your VPC remain secure and your network forever connected! 🛡️🌐 📚 All...
Kiro Did It! – From Prompt to Customer API & UI Using Vibe Coding!
Hi! I’m Girish, an AWS Community Builder, Cloud Tech Enthusiast, with expertise in delivering...
Web Scraping with AWS Lambda in Rust
Recently, I have been working on delivering best-in-class observability products for AWS Lambda in...
Launching Your AI Agent on AWS: Bedrock, Lambda & API Gateway
Introduction In this post, I’m going to explore the implementation of a service that...
The Replay Model: How AWS Lambda Durable Functions Actually Work
Understanding the checkpoint-based execution that makes long-running workflows possible You write an...
DuckDB on AWS Lambda: The Easy Way with Layers
A few weeks ago, I faced a recurring task: every week, a batch of TSV files (which is just like a...
AWS Lambda Stubs for unit testing
When working with AWS Lambda functions, unit testing can be a challenge due to the need to mocking...
Automated Reporting System
Overview We’ll build a system using AWS Lambda and other serverless tools to automate daily...
Is Serverless expensive at scale? Only if you are using it wrong
I have been part of the serverless ecosystem for some years now. I have spoken not only in Brazil,...
Building a Real-Time Data Streaming Pipeline on AWS
Let’s imagine we are building a system to handle continuous streams of IoT sensor data, such as...
AWS Durable Functions vs Step Functions: Is Code-First Orchestration the New Standard?
AWS Durable Functions launched in 2025 bring code-first workflow orchestration to Lambda. Learn how they compare to Step Functions with full examples and CDK deployment.
Solving cold start in AWS Lambda with intelligent distributed Cache
You know that frustration when your serverless API takes 3 seconds on the first request? In...
🚀 Mastering AWS Lambda Performance — Real-World Optimization Tips That Actually Work
I’ve been using AWS Lambda for a while now, and one thing that never gets old? Watching code scale...
AWS Serverless Guide: Securing IoT Data Ingestion with API Gateway, Lambda, and DynamoDB
When I set out to build my gas emissions monitoring system, I faced a choice. I could build the...
AWS Modulo 3: Lambda con Go
Compilé para Linux sin Salir de mi Mac (y Costó $0.06) 📚 Serie: AWS Zero to Architect -...
Deploying a Serverless AI Agent with AWS Bedrock, Lambda, and API Gateway
This guide walks through building a question-answering service powered by GenAI using AWS bedrock....
Optimizing Data Processing on AWS with Data Compaction
Original Japanese article: AWSでの効率的なデータ処理を考える～データコンパクション～ Introduction I'm Aki, an AWS...
Batch publishing Twitch chatroom messages - with AWS Lambda Durable Multi-Step Executions
Hi all! AWS have announced yet another AWS Lambda feature release. In this post I will be covering...