Blog Posts

Top 10 Most Viewed Posts

Ran Isenberg

Dec 19, 20235 min read

2023 Summary & Come Write With Me!

Review the year 2023 from my personal perspective and share an exciting writing opportunity that I'm opening to everybody who wants to try.

AWS re:Invent 2023: My Serverless Takeaways

Ran Isenberg

Dec 5, 20236 min read

AWS re:Invent 2023: My Serverless Takeaways

Serverless news and features summary of AWS re:invent

Export CloudWatch Logs to Third-party Observability Tools with Serverless

Ran Isenberg

Nov 13, 20237 min read

Export CloudWatch Logs to Third-party Observability Tools with Serverless

Export AWS CloudWatch logs to tools like DataDog, Grafana, using serverless for simpler management and deeper insights.

Build Amazon CloudWatch Dashboards with AWS CDK for Serverless Services

Ran Isenberg

Oct 28, 20235 min read

Build Amazon CloudWatch Dashboards with AWS CDK for Serverless Services

Use AWS CDK to monitor a serverless service with CloudWatch dashboards, metrics, custom metrics, logs and alarms.

How to Effortlessly Monitor Serverless Applications with CloudWatch - Part One

Ran Isenberg

Oct 17, 20237 min read

How to Effortlessly Monitor Serverless Applications with CloudWatch - Part One

Learn to monitor AWS serverless services, build CloudWatch dashboards, and set alarms for a proactive approach in my new post

Deploy AWS AppConfig Configuration with the New L2 CDK Constructs

Ran Isenberg

Sep 18, 20233 min read

Deploy AWS AppConfig Configuration with the New L2 CDK Constructs

In this post, learn to deploy AppConfig with AWS CDK's L2 constructs for feature flags in serverless and other apps.

AWS re:Invent 2023 — My Selection Of Serverless Sessions

Ran Isenberg

Sep 4, 202314 min read

AWS re:Invent 2023 — My Selection Of Serverless Sessions

My opinionated list of AWS re:invent 2023 sessions that I found relevant to serverless and Python developers.

Amazon SQS Dead Letter Queues and Failures Handling Best Practices

Ran Isenberg

Aug 15, 20235 min read

Amazon SQS Dead Letter Queues and Failures Handling Best Practices

In this article you will learn about dead letter queue best practices and how to handle failures in a correct and automated manner.

Mastering Retries: Best Practices for Amazon SQS

Ran Isenberg

Aug 7, 20236 min read

Mastering Retries: Best Practices for Amazon SQS

Learn how to handle Amazon SQS batch processing failures and master automatic retries with AWS Lambda Powertools for Python.

Effective Amazon SQS Batch Handling with AWS Lambda Powertools

Ran Isenberg

Jul 24, 20235 min read

Effective Amazon SQS Batch Handling with AWS Lambda Powertools

Handle Amazon SQS batches in a safe manner that encourages retries with AWS Lambda Powertools for Python and AWS CDK code examples.

Serverless API Idempotency with AWS Lambda Powertools and CDK

Ran Isenberg

Jun 26, 20239 min read

Serverless API Idempotency with AWS Lambda Powertools and CDK

Discover serverless API idempotency's significance and implementation using AWS Lambda, AWS CDK, and Lambda Powertools for Python.

Python Cookiecutter: Streamline Template Projects for Enhanced Developer Experience

Ran Isenberg

Jun 12, 20236 min read

Python Cookiecutter: Streamline Template Projects for Enhanced Developer Experience

In this post, you will learn how to generate Python templates with cookiecutter and build new template projects from scratch.

ChatGPT: No Longer Cool, Thanks to Grandma!

Ran Isenberg

May 29, 20235 min read

ChatGPT: No Longer Cool, Thanks to Grandma!

An opinionated article about the current state of ChatGPT, its good and bad sides, and its future triggered by my grandmother using ChatGPT.

Build AWS Serverless Scheduled Tasks with Amazon EventBridge and CDK

Ran Isenberg

May 22, 20237 min read

Build AWS Serverless Scheduled Tasks with Amazon EventBridge and CDK

This blog post will teach you to leverage Amazon EventBridge to create serverless scheduled tasks using AWS CDK in Python.

Serverless Empowers Accessibility: Convert Text to Speech with Amazon Polly

Ran Isenberg

May 8, 20236 min read

Serverless Empowers Accessibility: Convert Text to Speech with Amazon Polly

Learn to automate TTS, text to speech, with Amazon Polly in minutes using the provided GitHub Serverless service to improve accessibility.

Learn How to Write AWS Lambda Functions with Three Architecture Layers

Ran Isenberg

Apr 24, 20239 min read

Learn How to Write AWS Lambda Functions with Three Architecture Layers

In this blog post, you will learn how to write AWS Lambda function code containing three architectural layers.

Ensuring Serverless Success: A Guide to Service Level Agreement (SLA) Definitions and Guidelines

Ran Isenberg

Apr 10, 202311 min read

Ensuring Serverless Success: A Guide to Service Level Agreement (SLA) Definitions and Guidelines

This blog post you describes my definitions, guidelines and approach to understanding SLA and estimating a Serverless service availability.

Guide to Serverless & Lambda Testing - Part 3 - Advanced Asynchronous Flows

Ran Isenberg

Mar 27, 20237 min read

Guide to Serverless & Lambda Testing - Part 3 - Advanced Asynchronous Flows

Learn AWS Serverless testing best practices for advanced asynchronous flows that may or may not contain Lambda functions.

Guide to Serverless & Lambda Testing - Part 2 - Testing Pyramid

Ran Isenberg

Mar 13, 202313 min read

Guide to Serverless & Lambda Testing - Part 2 - Testing Pyramid

Learn AWS Serverless & Lambda testing best practices using the testing pyramid: unit, infrastructure, integration and end to end tests.

Guide to AWS Serverless & Lambda Testing Best Practices - Part 1

Ran Isenberg

Feb 27, 20239 min read

Guide to AWS Serverless & Lambda Testing Best Practices - Part 1

Learn AWS Serverless and Lambda testing challenges, how it differs from regular application testing and my guidelines and best practices

Ran Isenberg

Feb 13, 20235 min read

AWS Lambda Layers Best Practices

This blog post covers AWS Lambda layers basics, the pros and cons, and my recommended best practices.

AWS Lambda Smart Feature Flags - Now with Time Based Conditions

Ran Isenberg

Jan 31, 20233 min read

AWS Lambda Smart Feature Flags - Now with Time Based Conditions

Learn how to define time-based feature flags that will change the behavior of your AWS service at different times, hours and weekdays.

Build AWS Lambda Container Image with AWS CDK

Ran Isenberg

Jan 16, 20235 min read

Build AWS Lambda Container Image with AWS CDK

This blog post covers AWS Lambda custom container images basics and how to build them with AWS CDK in Python.

Ran Isenberg

Jan 2, 20234 min read

Build AWS Lambda Layers with AWS CDK

This blog post covers AWS Lambda layers basics and how to build them with Docker & AWS CDK in Python.