AWS Lambda MicroVMs Part 2: Multi-Tenant Code Sandbox

Build a per-user Python code sandbox on AWS Lambda MicroVMs: lifecycle hooks, a session-manager Lambda, and a tested suspend/resume cycle.

29th October 2026Saugat Tiwari

AWS Lambda MicroVMs: A Hands-On Guide from Zero to Running...

AWS Lambda MicroVMs launched June 2026. This hands-on guide walks through the complete setup: IAM roles, MicroVM image build, launching, auth tokens, and hitting your endpoint including real errors and fixes not in the AWS docs yet.

24th June 2026Saugat Tiwari

Visualising AWS CloudWatch Logs using AWS Log Insights...

How to centralize, query, and visualise AWS CloudWatch Logs with CloudWatch Logs Insights, and how it compares to tools like the Elastic Stack, Splunk, and Sumo Logic.

30th December 2025Saugat Tiwari

Replacing EC2 Cron Jobs with Serverless AWS Lambda and EventBridge Using Terraform...

How to replace EC2-based cron jobs with serverless AWS Lambda and EventBridge scheduled rules, provisioned with Terraform, to cut operational overhead.

14th June 2025Saugat Tiwari

Building a Scalable Serverless Payment Processing System with AWS Lambda, SQS, and Step Functions...

How to build a scalable, reliable serverless payment processing system on AWS using Lambda, SQS, and Step Functions to handle millions of transactions.

12th March 2025Saugat Tiwari

Optimizing Read Throughput in Serverless ToDo List App: Harnessing DAX and API Gateway Caching...

How to optimize read throughput in a serverless ToDo app by combining DynamoDB Accelerator (DAX) with API Gateway caching.

24th June 2023Saugat Tiwari

Monitor Your Serverless Application with AWS CloudWatch

How to monitor serverless applications with AWS CloudWatch, tracking performance across Lambda, API Gateway, and more to troubleshoot issues and optimize costs.

January 2025Saugat Tiwari

Securing AWS Lambda Functions: Best Practices for Preventing Unauthorized Access

Best practices for securing AWS Lambda functions and preventing unauthorized access, from least-privilege IAM to protecting sensitive data in serverless apps.

January 2025Saugat Tiwari

Monitor a serverless application

Build a counter API and observe its behavior with CloudWatch.

Saugat Tiwari