Victor Grenu
 

Contact Me
Victor Grenu

About Me

Hi, I'm Victor – an independent AWS Infrastructure & Security specialist with 15+ years of hands-on experience architecting, automating, and securing cloud-native and mission-critical workloads. I help organizations modernize their AWS environments through security reviews, modern architecture, DevSecOps coaching, CTO advisory, and FinOps tooling. I'm also the co-founder of unusd.cloud, a solution for AWS cost and waste awareness.

AWS Certified Solutions Architect
Cloud Security
Infrastructure as Code
DevSecOps
FinOps & Cost Optimization
Automation
CTO Advisory
AWS Certifications Badges
6x AWS Certified

What I Do

Freelance AWS Infrastructure & Security Services

AWS Architecture

Design, review, and optimize your AWS infrastructure for security, scalability, and cost-efficiency.

Security Audits & Hardening

Identify vulnerabilities, implement best practices, and secure your AWS environment end-to-end.

Automation & DevSecOps

Automate deployments, security controls, and compliance with Infrastructure as Code and CI/CD pipelines.

Cloud Cost Optimization

Analyze and reduce your AWS spend with actionable recommendations and automation.

Customers

Testimonials

What clients say

β€œVictor designed and implemented a secure, multi-account AWS Landing Zone for our fintech startup. His expertise in IAM, VPC architecture, and automation helped us pass our first SOC2 audit with zero findings. Highly recommended!”

CTO, Fintech Startup

β€œWe engaged Victor to perform a security assessment and remediation for our AWS-based SaaS platform. He identified critical misconfigurations in our S3 bucket policies and CloudTrail setup, and delivered clear, actionable fixes. Our security posture is now top-notch.”

Head of Engineering, SaaS Company

"Victor automated our AWS infrastructure deployments using Terraform and set up CI/CD pipelines with security checks. This reduced our deployment time by 80% and gave us peace of mind on compliance. A true DevSecOps partner."

Cloud Lead, E-commerce Platform

"Victor's exceptional soft skills made him invaluable to our energy company. His ability to work seamlessly in both French and English environments, combined with his kindness and collaborative approach, made him appreciated by all teams across our organization."

IT Director, Energy Company

Open Source Projects

Selected work for the AWS Security community

πŸ›‘οΈ AWS Security Survival Kit

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Comprehensive security monitoring and alerting solution for AWS accounts. Includes CloudWatch dashboards and automated security controls.

View on GitHub

πŸ” MAMIP

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Monitor AWS Managed IAM Policies Changes. Automated tracking and validation of AWS managed policies with multi-channel notifications.

View on GitHub

🌐 Subnet Watcher

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Monitor available IPs in VPC subnets using CloudWatch metrics. Avoid IP shortages with proactive alerts.

View on GitHub

πŸ•΅οΈ KYE: Know Your Enemies

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Analyze AWS IAM and S3 policies to identify third-party and external access. Detects vendors, unknown accounts, and confused deputy risks in your AWS environment.

View on GitHub
Want to see more? Check out many more projects on GitHub

Get in Touch

Let’s work together on your AWS journey

Why Choose Me

Your trusted AWS Infrastructure & Security partner

AWS Certified Expert

Advanced AWS certifications and deep security expertise.

15+ Years Experience

Extensive experience in enterprise security and cloud architecture.

Proven Track Record

Successfully secured cloud infrastructure for global clients.

Personal Approach

Direct, strategic partnership with continuous support.