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Mazen Selim

PROFILE

Mazen Selim

Mazen Sel contributed to the awslabs/amazon-eks-ami repository by engineering features and fixes that improved build reliability, network configuration, and deployment consistency for EKS AMIs. Over four months, Mazen updated build environments, relaxed version pinning for runc to accelerate security patching, and enhanced NVIDIA driver installation on isolated partitions using Bash and Go. He addressed network race conditions by introducing a daemon manager to coordinate nodeadm and systemd-networkd, and refactored regional build scripts for dynamic AWS endpoint handling. His work demonstrated depth in build scripting, system administration, and DevOps, resulting in more stable, maintainable, and secure AMI builds.

Overall Statistics

Feature vs Bugs

57%Features

Repository Contributions

7Total
Bugs
3
Commits
7
Features
4
Lines of code
521
Activity Months4

Work History

September 2025

2 Commits • 1 Features

Sep 1, 2025

September 2025 monthly summary for awslabs/amazon-eks-ami. Focused on stabilizing node boot networking and aligning endpoint behavior with AWS defaults to reduce misconfigurations and improve operator experience for EKS AMIs.

August 2025

3 Commits • 1 Features

Aug 1, 2025

August 2025 monthly summary for awslabs/amazon-eks-ami: Delivered stability and reliability improvements across NVIDIA driver installation on isolated partitions, resolved a network configuration race by introducing a daemon manager to coordinate nodeadm and systemd-networkd, and refactored regional build scripts to support dynamic AWS endpoints. These changes enhance consistency, reduce operational risk, and improve maintainability across partitions and regions, delivering measurable business value in deployment reliability and regional scalability.

July 2025

1 Commits • 1 Features

Jul 1, 2025

July 2025 monthly summary for awslabs/amazon-eks-ami: Focused on enabling timely bug fixes and security patches by relaxing minor pinning of runc in the AL2 build, improving update cadence for AL2-based AMIs. No major bugs fixed this month; changes centered on build/CI configuration to support unpinned releases while maintaining stability.

June 2025

1 Commits • 1 Features

Jun 1, 2025

June 2025 monthly summary for awslabs/amazon-eks-ami. Focused on build environment maintenance to keep AMI builds reproducible and aligned with current tooling. Delivered a routine update of the al2023 nodeadm image to version 1.24 in the build process. This change is non-functional from a product perspective but crucial for stability, security posture, and consistency across builds. Associated commit: 85ee8ce5a21f57b37315e1f5541eb5b5b41a95f1.

Activity

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Quality Metrics

Correctness88.6%
Maintainability91.4%
Architecture85.8%
Performance82.8%
AI Usage20.0%

Skills & Technologies

Programming Languages

BashGoJSONMarkdownShell

Technical Skills

AWSBuild EngineeringBuild ScriptingDevOpsDocumentationDriver InstallationEKSGo DevelopmentNetworkingShell ScriptingSystem Administration

Repositories Contributed To

1 repo

Overview of all repositories you've contributed to across your timeline

awslabs/amazon-eks-ami

Jun 2025 Sep 2025
4 Months active

Languages Used

GoShellBashJSONMarkdown

Technical Skills

Build EngineeringDevOpsAWSBuild ScriptingDriver InstallationEKS

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