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Ran Isenberg

Ran Isenberg is a Principal Software Architect at CyberArk, an AWS Serverless Hero, and a public speaker. He designs and builds Serverless services on AWS for a living and maintains a blog.

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Principal Software Architect

Three Year Club
Writing Debut
Two Year Club
1 Week Community Wellness Streak
8 Week Writing Streak
4 Week Writing Streak
One Year Club
Protect Your API Gateway with AWS WAF using CDK

Protect Your API Gateway with AWS WAF using CDK

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5 min read

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AWS AppSync Events — Serverless WebSockets Done Right or Just Different?

AWS AppSync Events — Serverless WebSockets Done Right or Just Different?

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10 min read
AWS WAF Essentials: Securing Your SaaS Services Against Cyber Threats

AWS WAF Essentials: Securing Your SaaS Services Against Cyber Threats

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8 min read
Understanding AWS Availability Zones: Boosting SaaS Resilience and Uptime

Understanding AWS Availability Zones: Boosting SaaS Resilience and Uptime

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9 min read
AWS re:Invent 2024 — My Selection Of Sessions

AWS re:Invent 2024 — My Selection Of Sessions

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12 min read
Guide to AWS re:Invent - Tips & Tricks

Guide to AWS re:Invent - Tips & Tricks

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5 min read
A Critical Look at AWS Lambda Extensions: Pros, Cons, and Recommended Use Cases

A Critical Look at AWS Lambda Extensions: Pros, Cons, and Recommended Use Cases

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8 min read
Build a Serverless Web Application on Fargate ECS with AWS CDK

Build a Serverless Web Application on Fargate ECS with AWS CDK

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7 min read
Reflecting on Serverless: Current State, Community Thoughts, and Future Prospects

Reflecting on Serverless: Current State, Community Thoughts, and Future Prospects

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12 min read
Build a Chatbot with Amazon Bedrock: Automate API Calls Using Powertools for AWS Lambda and CDK

Build a Chatbot with Amazon Bedrock: Automate API Calls Using Powertools for AWS Lambda and CDK

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9 min read
Amazon CloudFormation Custom Resources Best Practices with CDK and Python Examples

Amazon CloudFormation Custom Resources Best Practices with CDK and Python Examples

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12 min read
AWS Security Best Practices: Leveraging IAM for Service-to-Service Authentication and Authorization

AWS Security Best Practices: Leveraging IAM for Service-to-Service Authentication and Authorization

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15 min read
AWS Serverless Diversity: Multi-Language Strategies for Optimal Solutions

AWS Serverless Diversity: Multi-Language Strategies for Optimal Solutions

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7 min read
Optimizing Costs in the Cloud: Embracing a FinOps Mindset

Optimizing Costs in the Cloud: Embracing a FinOps Mindset

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11 min read
Is AWS Lambda Cold Start Still an Issue?

Is AWS Lambda Cold Start Still an Issue?

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8 min read
Serverless APIs: Auto-Generate OpenAPI Docs & CI/CD Protections

Serverless APIs: Auto-Generate OpenAPI Docs & CI/CD Protections

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8 min read
Serverless API Documentation with Powertools for AWS

Serverless API Documentation with Powertools for AWS

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9 min read
Simplifying AWS Serverless: Draw with Application Composer

Simplifying AWS Serverless: Draw with Application Composer

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8 min read
Export CloudWatch Logs to Third-party Observability Tools with Serverless

Export CloudWatch Logs to Third-party Observability Tools with Serverless

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9 min read
Build Amazon CloudWatch Dashboards with AWS CDK for Serverless Services

Build Amazon CloudWatch Dashboards with AWS CDK for Serverless Services

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7 min read
How to Effortlessly Monitor Serverless Applications with CloudWatch — Part One

How to Effortlessly Monitor Serverless Applications with CloudWatch — Part One

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9 min read
Deploy AWS AppConfig Configuration with the New L2 CDK Constructs

Deploy AWS AppConfig Configuration with the New L2 CDK Constructs

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4 min read
## AWS re:Invent 2023 — My Selection Of Serverless Sessions

## AWS re:Invent 2023 — My Selection Of Serverless Sessions

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14 min read
Amazon SQS Dead Letter Queues and Failures Handling Best Practices

Amazon SQS Dead Letter Queues and Failures Handling Best Practices

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7 min read
Mastering Retries: Best Practices for Amazon SQS

Mastering Retries: Best Practices for Amazon SQS

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7 min read
Effective Amazon SQS Batch Handling with AWS Lambda Powertools

Effective Amazon SQS Batch Handling with AWS Lambda Powertools

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6 min read
Serverless API Idempotency with AWS Lambda Powertools and CDK

Serverless API Idempotency with AWS Lambda Powertools and CDK

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11 min read
Python Cookiecutter: Streamline Template Projects for Enhanced Developer Experience

Python Cookiecutter: Streamline Template Projects for Enhanced Developer Experience

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7 min read
ChatGPT: No Longer Cool, Thanks to Grandma!

ChatGPT: No Longer Cool, Thanks to Grandma!

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6 min read
Build AWS Serverless Scheduled Tasks with Amazon EventBridge and CDK

Build AWS Serverless Scheduled Tasks with Amazon EventBridge and CDK

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9 min read
AWS Lambda Cookbook — Part 6 — Configuration & Feature Flags Best Practices

AWS Lambda Cookbook — Part 6 — Configuration & Feature Flags Best Practices

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13 min read
Serverless Empowers Accessibility: Convert Text to Speech with Amazon Polly

Serverless Empowers Accessibility: Convert Text to Speech with Amazon Polly

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8 min read
AWS Lambda Cookbook — Elevate your handler’s code — Part 5— Input Validation

AWS Lambda Cookbook — Elevate your handler’s code — Part 5— Input Validation

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9 min read
Learn How to Write AWS Lambda Functions with Three Architecture Layers

Learn How to Write AWS Lambda Functions with Three Architecture Layers

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

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

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13 min read
AWS Lambda Cookbook — Elevate your handler’s code — Part 4 — Environment Variables

AWS Lambda Cookbook — Elevate your handler’s code — Part 4 — Environment Variables

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8 min read
Guide to Serverless & Lambda Testing — Part 3 — Advanced Asynchronous Flows

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

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8 min read
AWS Lambda Cookbook— Part 3 — AWS Lambda Business KPI Best Practices

AWS Lambda Cookbook— Part 3 — AWS Lambda Business KPI Best Practices

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5 min read
Guide to Serverless & Lambda Testing — Part 2 — Testing Pyramid

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

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16 min read
AWS Lambda Cookbook — Part 2 — AWS Lambda Observability Best Practices

AWS Lambda Cookbook — Part 2 — AWS Lambda Observability Best Practices

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9 min read
AWS Lambda Cookbook — Elevate your handler’s code — Part 1 — Logging

AWS Lambda Cookbook — Elevate your handler’s code — Part 1 — Logging

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6 min read
Guide to AWS Serverless & Lambda Testing Best Practices — Part 1

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

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10 min read
Open-Source Code Donation 101

Open-Source Code Donation 101

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4 min read
How One Open-Source Code Donation Got Me Promoted

How One Open-Source Code Donation Got Me Promoted

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7 min read
AWS Lambda Layers Best Practices

AWS Lambda Layers Best Practices

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6 min read
Deploy to AWS with GitHub Actions and AWS CDK

Deploy to AWS with GitHub Actions and AWS CDK

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3 min read
AWS Lambda Smart Feature Flags — Now with Time Based Conditions

AWS Lambda Smart Feature Flags — Now with Time Based Conditions

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4 min read
Reduce your Python code complexity with this simple trick

Reduce your Python code complexity with this simple trick

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2 min read
Cloud Architect’s High-Level Design Template

Cloud Architect’s High-Level Design Template

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6 min read
AWS Serverless Production Readiness Checklist

AWS Serverless Production Readiness Checklist

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8 min read
Build AWS Lambda Layers with AWS CDK

Build AWS Lambda Layers with AWS CDK

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4 min read
Build AWS Lambda Container Image with AWS CDK

Build AWS Lambda Container Image with AWS CDK

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6 min read
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