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Mazen Selim

PROFILE

Mazen Selim

Mazen Sel contributed to the awslabs/amazon-eks-ami and bottlerocket-os/bottlerocket-kernel-kit repositories, focusing on build engineering, driver integration, and CI/CD pipeline stability. Over eight months, Mazen delivered features such as dynamic AWS endpoint handling, NVIDIA driver upgrades, and enhanced network configuration for EKS AMIs, using Go, Bash, and YAML. He improved deployment reliability by refactoring build scripts and resolving race conditions in network setup, while also strengthening release management and documentation practices. His work on CI/CD workflows and repository hygiene reduced maintenance overhead and improved security, demonstrating depth in DevOps, system programming, and cloud infrastructure automation.

Overall Statistics

Feature vs Bugs

80%Features

Repository Contributions

23Total
Bugs
3
Commits
23
Features
12
Lines of code
2,771
Activity Months8

Work History

January 2026

2 Commits • 2 Features

Jan 1, 2026

January 2026 performance summary focused on feature delivery and release hygiene across two repositories: awslabs/amazon-eks-ami and kubernetes/cloud-provider-aws.

December 2025

5 Commits • 1 Features

Dec 1, 2025

December 2025 monthly summary for awslabs/amazon-eks-ami: Focused on stabilizing and hardening the CI/CD pipeline to improve reliability, security, and maintainability. Delivered consolidated workflow updates, clarified and tightened permissions for CI jobs and manual triggers, and removed redundant steps and duplicate entries. The changes reduce pipeline noise, lower risk of misconfigurations, and accelerate safe releases.

November 2025

6 Commits • 3 Features

Nov 1, 2025

2025-11 monthly summary focusing on business value and technical achievements across bottlerocket-kernel-kit and amazon-eks-ami. Key work centered on licensing hygiene, GPU driver packaging, and deployment configurability to support newer NVIDIA GPUs and flexible sourcing in AMI builds. This work enhances portability, stability, and time-to-value for customers running GPU-accelerated workloads on Bottlerocket and AWS EKS.

October 2025

3 Commits • 2 Features

Oct 1, 2025

Monthly summary for 2025-10 — awslabs/amazon-eks-ami. Key features delivered include: NVIDIA driver default switched to 580 across installation scripts and for the 1.33/1.34+ releases to improve compatibility and performance on newer instances, with improved module handling. Also improved CI/CD stability by pinning a stable Go version for documentation deployment to ensure consistent builds. No major bugs fixed this month; focus was on stability and compatibility. Overall impact: smoother onboarding on newer instance families, more reliable documentation deployment, and reduced release risk. Technologies demonstrated: Linux installation scripting, NVIDIA driver management, CI/CD configuration, Go version pinning, and documentation deployment pipelines.

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

Correctness94.8%
Maintainability94.0%
Architecture93.0%
Performance91.4%
AI Usage20.8%

Skills & Technologies

Programming Languages

BashGitGoJSONMarkdownRustShellTOMLYAMLplaintext

Technical Skills

API integrationAWSBuild EngineeringBuild ScriptingCI/CDCloud ComputingConfiguration ManagementDevOpsDocumentationDriver InstallationEKSGitHub ActionsGoGo DevelopmentInfrastructure as Code

Repositories Contributed To

3 repos

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

awslabs/amazon-eks-ami

Jun 2025 Jan 2026
8 Months active

Languages Used

GoShellBashJSONMarkdownYAML

Technical Skills

Build EngineeringDevOpsAWSBuild ScriptingDriver InstallationEKS

bottlerocket-os/bottlerocket-kernel-kit

Nov 2025 Nov 2025
1 Month active

Languages Used

GitRustTOMLplaintext

Technical Skills

Linux administrationdriver developmentgitkernel developmentpackage managementrepository management

kubernetes/cloud-provider-aws

Jan 2026 Jan 2026
1 Month active

Languages Used

Go

Technical Skills

API integrationGobackend developmenttesting