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Gert Leenders

AWS Hero || Polyglot || DevSecOps

Location Belgium, Antwerp Joined Joined on  Personal website https://www.element7.io github website

Work

Cloud Solution Architect at Element7

A Hidden Gem: Two Ways to Improve AWS Fargate Container Launch Times

A Hidden Gem: Two Ways to Improve AWS Fargate Container Launch Times

Reactions 8 Comments
3 min read

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Sustainability and Software Development: Properly Prioritise Your Actions

Sustainability and Software Development: Properly Prioritise Your Actions

Reactions 2 Comments
3 min read
Understand, Visualize, and Lower CloudWatch Costs

Understand, Visualize, and Lower CloudWatch Costs

Reactions 22 Comments 1
4 min read
IT Professionalism: Have You Ever Wondered Why We Ship Shit?

IT Professionalism: Have You Ever Wondered Why We Ship Shit?

Reactions 13 Comments
3 min read
Improving Resiliency using Immutable Infrastructure

Improving Resiliency using Immutable Infrastructure

Reactions 10 Comments
4 min read
One-Click Set Up: Querying AWS ALB and VPC Flow Logs Made Easy

One-Click Set Up: Querying AWS ALB and VPC Flow Logs Made Easy

Reactions 6 Comments
3 min read
How-to Use Static Stability to Design a Resilient Architecture

How-to Use Static Stability to Design a Resilient Architecture

Reactions 17 Comments
6 min read
AWS RDS Backup Dilemma: Why It is Hard to Do Good on RTO and RPO Simultaneously

AWS RDS Backup Dilemma: Why It is Hard to Do Good on RTO and RPO Simultaneously

Reactions 7 Comments
4 min read
AWS re:Invent 2021 recap by a DevTools Hero

AWS re:Invent 2021 recap by a DevTools Hero

Reactions 9 Comments
7 min read
Ransomware Mitigation: The New Vault Lock for AWS Backup

Ransomware Mitigation: The New Vault Lock for AWS Backup

Reactions 5 Comments
2 min read
AWS API Gateway Best Practices in-depth

AWS API Gateway Best Practices in-depth

Reactions 17 Comments
4 min read
The Quirks of Software Effort Estimation

The Quirks of Software Effort Estimation

Reactions 1 Comments
4 min read
The hidden CloudWatch Metric Filter Debugger

The hidden CloudWatch Metric Filter Debugger

Reactions 12 Comments 1
2 min read
AWS EC2 Resilience Engineering the easy way

AWS EC2 Resilience Engineering the easy way

Reactions 8 Comments
2 min read
Keep up with the times: use AWS PrivateLink

Keep up with the times: use AWS PrivateLink

Reactions 7 Comments
7 min read
AWS Chatbot to the rescue: never miss an AWS Security alert

AWS Chatbot to the rescue: never miss an AWS Security alert

Reactions 21 Comments
3 min read
The Curious Case of Autoscaling: how-to scale unpredictable flash traffic

The Curious Case of Autoscaling: how-to scale unpredictable flash traffic

Reactions 5 Comments
5 min read
How-to avoid cloud vendor lock-in

How-to avoid cloud vendor lock-in

Reactions 14 Comments 4
4 min read
A lifesaver: Prevent AWS SNS subscriptions to become 'floating'

A lifesaver: Prevent AWS SNS subscriptions to become 'floating'

Reactions 4 Comments
3 min read
Don't overdo Code Katas

Don't overdo Code Katas

Reactions 1 Comments
2 min read
AWS Session Manager Port Forwarding to RDS (without SSH)

AWS Session Manager Port Forwarding to RDS (without SSH)

Reactions 17 Comments 3
2 min read
Keep up with the times: forget SSH, welcome AWS Session Manager

Keep up with the times: forget SSH, welcome AWS Session Manager

Reactions 20 Comments 4
8 min read
The Curious Case of Autoscaling

The Curious Case of Autoscaling

Reactions 12 Comments
8 min read
How-to organize CloudFormation stacks to minimize blast radius

How-to organize CloudFormation stacks to minimize blast radius

Reactions 10 Comments 1
6 min read
Creating an AWS Fargate service with a custom Task Definition using the AWS Python CDK

Creating an AWS Fargate service with a custom Task Definition using the AWS Python CDK

Reactions 5 Comments 1
1 min read
Sprint planning: how-to use RTO & RPO to prevent feature stuffing

Sprint planning: how-to use RTO & RPO to prevent feature stuffing

Reactions 4 Comments
3 min read
The Polyglot Developer

The Polyglot Developer

Reactions 19 Comments 1
3 min read
Be aware: AWS Lambda Deployments Fail on Isolation

Be aware: AWS Lambda Deployments Fail on Isolation

Reactions 1 Comments
4 min read
The hidden Git backdoor in AWS CodePipeline and AWS CodeBuild

The hidden Git backdoor in AWS CodePipeline and AWS CodeBuild

Reactions 7 Comments
4 min read
How-to debug and trace problems in AWS CodeBuild

How-to debug and trace problems in AWS CodeBuild

Reactions 15 Comments 1
3 min read
Lambda Cold Starts, why I don’t see the problem

Lambda Cold Starts, why I don’t see the problem

Reactions 11 Comments 3
3 min read
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