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The 4-Step Roadmap to Break Into Cloud (That Actually Works)
Stop Collecting Certifications. Start Building a Career.
Jun 10
•
Lefteris Karageorgiou
4
3
S3 Cost Traps: What Nobody Tells You About Lifecycle Policies
You’re running a production workload on AWS. You set up S3, maybe enabled versioning because “best practice,” and moved on. Six months later, your S3…
Jun 3
•
Lefteris Karageorgiou
3
1
May 2026
5 Fundamental Architectures You Should Know for Cloud Interviews
If you want to break into a cloud role (Cloud Engineer, Cloud Developer, Software Engineer, DevOps, SRE, Solutions Architect, etc.) and you have an…
May 27
•
Lefteris Karageorgiou
9
3
Building Multi-Agent Workflows on Lambda Durable Functions
Multi-agent systems are everywhere now. Every team wants autonomous agents collaborating on complex tasks, research, planning, execution, validation.
May 20
•
Lefteris Karageorgiou
1
2
How to Get the Most Out of Tech Events
I’ve attended a couple of tech events over the past two weeks, and they reminded me just how much value is sitting right there, if you know how to look…
May 13
•
Lefteris Karageorgiou
3
2
Spec-Driven Development on AWS
We’ve all been there. A service gets deployed, an API route goes live, and three weeks later someone asks, “Wait, what does this endpoint actually do?”
May 6
•
Lefteris Karageorgiou
1
April 2026
5 Hands-On AWS Projects That Will Prepare You for the SAA-C03
Most people study for the AWS Solutions Architect Associate by watching 40 hours of video and memorizing answers.
Apr 29
•
Lefteris Karageorgiou
13
2
9
Building Production-Grade API Security
We built a customer-facing API processing thousands of transactions per minute.
Apr 22
•
Lefteris Karageorgiou
1
4
Tracing Serverless Applications with AWS X-Ray
In the world of serverless architectures, understanding how requests flow through your distributed system can feel like navigating a maze blindfolded.
Apr 14
•
Lefteris Karageorgiou
1
2
API Gateway Canary Deployments: A Strategic Approach to Safe Releases
Canary deployments are one of the most powerful risk mitigation strategies available to cloud engineers working with AWS API Gateway and Lambda.
Apr 8
•
Lefteris Karageorgiou
1
2
Multi-Region Serverless Architectures: Building Global Resilience with AWS
Building applications that serve users across the globe requires more than just deploying to a single region.
Apr 1
•
Lefteris Karageorgiou
2
3
March 2026
A Beginner’s Guide to Testing Serverless Applications
Testing Serverless Applications: A Comprehensive Guide
Mar 25
•
Lefteris Karageorgiou
4
5
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