Stephanie Rochelemagne

Technology Leader & CTO

AWS infrastructure management, Ruby on Rails development, and CI/CD implementation expert

About Me

Stephanie Rochelemagne - Profile Photo

Technology leader with 15+ years of delivering cloud-native SaaS platforms.

As CTO, led a successful migration to AWS using Infrastructure as Code (OpenTofu/Terraform), and implemented CI/CD pipelines, improving release frequency and system availability.

Reduce downtime to less than an hour, and realize a full Disaster Recovery Plan with simulation. Strong background in Ruby on Rails observability, backend API, and managing a fully remote team across time zones.

Location: Eden, Utah, United States

Work Authorization: Authorized to work in the U.S.

Experience

February 2013 - Present

  • Directed migration to AWS using OpenTofu / Terraform and CI/CD with GitHub Actions.
  • Improved deployment efficiency and reduced manual steps.
  • Led the development team through the full project lifecycle, and owned product delivery and cloud operations.
  • Implemented monitoring and DR plans (S3 lifecycle, RDS optimization, replica promotion) to increase availability.
  • Optimized application performance with ElasticSearch and Redis—document response time or throughput improvements.
AWS Ruby on Rails CI/CD OpenTofu/Terraform Team Leadership

Web Developer

Self-Employed

June 2012 - January 2013

  • Built Ruby on Rails 3 project with responsive UI
  • Implemented SEO and backend optimizations
  • Managed hosting, deployment, and Git workflows
Ruby on Rails SEO Git Deployment

Project Leader

CGG Veritas

January 2004 - January 2012

  • Led global deployment of Kereon data management software
  • Analyzed requirements, trained users, delivered new features
  • Developed applications in Java and C++
Java C++ Project Management Global Deployment

Skills & Technologies

Cloud Platforms

AWS (EC2, S3, RDS, CloudWatch, IAM, SSM) Cloud Infrastructure Architecture High Availability & Scalability Disaster Recovery Planning IAM & Access Control

DevOps & Infrastructure

OpenTofu / Terraform (IaC) CI/CD Pipelines (GitHub Actions, Capistrano) Infrastructure Automation Site Reliability Engineering (SRE) Infrastructure Security Best Practices

Monitoring & Observability

Prometheus Grafana ElasticSearch Filebeat Cloud Monitoring & Alerting

Datastores & Performance

SQL MySQL Redis Optimization Database Performance Tuning Cost Optimization

Leadership & Strategy

Engineering Team Leadership & Mentoring Cross-functional Collaboration Stakeholder Management Product Roadmapping

Education

Master Degree Equivalent

Computer Science Applied to Geology

2000 - 2001

University Pierre et Marie Curie - Paris, France

Master Degree Equivalent

Underground Water: Physical and Chemical Hydrogeology

1999 - 2000

University Joseph Fourier - Grenoble, France

Bachelor Degree Equivalent

Geology and Geophysics

1995 - 1999

University of La Rochelle - La Rochelle, France

Languages

English:
Full Professional
French:
Native Speaker

Get in Touch

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