Freelancer profile translated to English.
Back to original languageAbout Julien
DevOps Engineer | Kubernetes and Cloud Automation
Passionate about infrastructure optimization and deploying scalable solutions, I have spent the last 3 years dedicated to automating development and deployment processes.
My preferred domain: Self-hosted Kubernetes and Helm, with in-depth expertise in designing reliable, high-performance, and scalable architectures for critical environments.
My philosophy: Combine technology and collaboration for resilient, optimized infrastructures aligned with DevOps best practices.
🔥 What I bring to my clients:
🔹 Infrastructure Design and Deployment
Self-hosted Kubernetes Architectures: Clusters optimized for GPU and scaling, suitable for intensive workloads (AI, high-performance computing).
Custom Helm Charts: For reproducible, maintainable, and scalable deployments.
🔹 Automation and CI/CD
CI/CD Pipelines (GitLab CI/CD, GitHub Actions): Reducing deployment times, with integration of automated tests and validations.
🔹 Security and Monitoring
Implementation of Prometheus and Grafana for resilient, 24/7 monitored platforms.
🔹 Comprehensive DevOps Support
Team Training and Coaching: From onboarding to DevOps best practices (Dev/Ops collaboration, automation culture).
Implementation of DevOps Processes: From workflow design to maintenance, including continuous improvement.
Team Alignment: Helping to break down silos between Dev, Ops, and Security for faster, more reliable delivery.
English
Fluent
French
Native or bilingual
Can work on-site
Massy (up to 40km)
Experience
- MBDADevOps & Cloud Infrastructure Consultant – International MissionDEFENSE AND MILITARYMay 2026 - Today (3 months)Supporting an AI research laboratory in the design, audit, and deployment of its IT infrastructure (hardware + software) abroad.
- Analysis of resource needs (CPU/GPU, storage, network) for intensive AI workloads (e.g., LLM model training, big data processing).
- Risk assessment (security, GDPR/local compliance, resilience).
- MBDADevOps EngineerDEFENSE AND MILITARYJanuary 2022 - February 2026 (4 years and 1 month)Le Plessis-Robinson, France■ Participation in the design and implementation of a Simulation as a Service solution, with workload orchestration on Kubernetes.■ Creation and maintenance of Docker containers tailored to specific simulation needs.■ Development of Helm charts for the orchestration and deployment of containers dedicated to simulations.■ Setup and administration of a self-hosted Kubernetes cluster on a network completely isolated from the internet, including ephemeral GitLab Runners.■ Design and implementation of CI/CD pipelines for compiling, testing, and delivering a simulation framework.■ Deployment and configuration of DevOps toolchain components (GitLab, SonarQube, etc.) to structure and enhance production workflows.■ Support for multiple development teams in adopting CI/CD practices and DevOps best practices.■ Writing technical documentation to strengthen team autonomy and solution longevity.■ Management and administration of an existing infrastructure (servers and NAS) hosting a domain for approximately 20 users, in a completely offline environment.
- MBDAHRIS Project Management Intern (Information Systems Department)DEFENSE AND MILITARYJanuary 2019 - January 2022 (3 years)Le Plessis-Robinson, FranceHRIS Project Management Intern within the Human Resources Information Systems department:Software Project Management (Workday):
- Leading the development and customization of Workday (HR SaaS) to meet business needs.
- Collaboration with technical teams (developers, integrators) and functional teams (HR, training) to deliver adapted solutions.
- Ensuring quality (user testing, functional acceptance) before production deployment.
Coordination of Training Tool Deployments (e-learning):- Planning and monitoring schedules for the implementation of LMS (Learning Management System) platforms.
- Managing dependencies between IT, HR, and external vendor teams.
- Ensuring quality (user testing, functional acceptance) before production deployment.
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Education
- Preparation for a work-study computer engineering degreePOLYTECH PARIS-SACLAY2022Préparation du diplôme d'ingénieur informatique en alternance
- Scientific BaccalaureateLYCÉE BLAISE PASCAL2017Baccalauréat scientifique