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Blog Posts
​Top 10 Most Viewed Posts
​
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AWS Lambda Cookbook  - Part 4 - Environment Variables Best Practices
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AWS Lambda Cookbook  - Part 5 - Input Validation Best Practices
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Guide to AWS Serverless & Lambda Testing Best Practices - Part 1
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Guide to Serverless & Lambda Testing - Part 2 - Testing Pyramid
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Learn How to Write AWS Lambda Functions with Three Architecture Layers
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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.


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.


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.


Ran Isenberg
Dec 18, 20226 min read
Serverless Production Readiness Checklist
Dont go live without checking out these tips. Tips span aspects of security, backups, crisis recovery, CI/CD and support readiness.


Ran Isenberg
Dec 3, 20225 min read
re:Invent 2022: Serverless Takeaways
Now that AWS re:Invent 2022 is officially over, let's go over the exciting new services and features launched from a Serverless perspective.


Ran Isenberg
Nov 7, 20225 min read
Cloud Architect's High-Level Design Template
Recommended AWS high-level Serverless service/application architecture design template.


Ran Isenberg
Oct 24, 20222 min read
Deploy to AWS with GitHub Actions and AWS CDK
This blog explains how you can use AWS CDK to deploy to your AWS account using GitHub Actions CI/CD pipeline.


Ran Isenberg
Oct 3, 202210 min read
AWS CDK - Best Practices From The Trenches
Best practices and guidelines for working with AWS CDK, learned from using AWS CDK, from development to production over the past 3 years.


Ran Isenberg
Sep 5, 20223 min read
Open-Source Code Donation 101
This blog covers tips and tricks to get you started in the wonderful world of open-source code donation.


Ran Isenberg
Aug 2, 20226 min read
How One Open-Source Code Donation Got Me Promoted
In this blog, I'll explain how this one PR changed my career and how you, too, can advance your career while keeping your work-life balance

Ran Isenberg
Jul 11, 202210 min read
Cloud Platform Engineering - Supercharge Your Development
This blog discusses how creating a cloud platform engineering team in your organization accelerates SaaS development.


Ran Isenberg
Jun 19, 20224 min read
Start Your AWS Serverless Service With Two Clicks
This blog will help you to start your very own AWS Serverless Python service with a working pipeline and CDK with just two clicks!


Ran Isenberg
Jun 9, 20225 min read
Manage Your AWS Lambda Feature Flags Like a Boss
This blog post will describe a feature flags development process for getting feature flags right in: design, testing, production, retirement


Ran Isenberg
May 15, 202211 min read
AWS Lambda Cookbook  - Part 6 -  Configuration & Feature Flags Best Practices
AWS Lambda handler best practices series. This blog focuses on AWS Lambda feature flags and configuration best practices.


Ran Isenberg
Apr 7, 20227 min read
AWS Lambda Cookbook  - Part 5 - Input Validation Best Practices
AWS Lambda handler best practices series. This blog focuses on AWS Lambda input validation best practices.


Ran Isenberg
Mar 15, 20226 min read
AWS Lambda Cookbook  - Part 4 - Environment Variables Best Practices
This blog focuses on AWS Lambda functions environment variables best practices (static configuration).


Ran Isenberg
Mar 3, 20224 min read
AWS Lambda Cookbook — Part 3 —Business Domain Observability Best Practices with Custom CloudWatch Metrics
AWS Lambda handler custom metrics best practices for observability : cloudwatch metrics and business KPIs.


Ran Isenberg
Feb 24, 20228 min read
AWS Lambda Cookbook — Part 2 — Observability Best Practices
This blog deals with AWS Lambda best practices for tracing and observability.


Ran Isenberg
Feb 23, 20225 min read
AWS Lambda Cookbook — Part 1 — Logging Best Practices with CloudWatch Logs and Powertools for AWS
This blog deals with AWS Lambda functions logging best practices.


Ran Isenberg
Feb 22, 20222 min read
Reduce Python Code Complexity With This Simple Trick
Learn how to reduce your Python code complexity with this simple trick.
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