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Stephane VALLIER

☁️ DevOps Cloud Engineer ☁️

Stephane VALLIER
38 years old
Driving License
Professional Status
Freelancer
Just looking around
About Me
Technologies enthousiast and particularly about the Open Source world, I'm specialized in systems & Cloud engineering with a DevOps philosophy.

I especially interested by high availability technologies focused on performance and scalability.
My experience and my curiosity allow me to adapt quickly to all types of contexts and to quickly master the most complex architectures.
Rigorous and pragmatic, I have a global vision allowing rapid technological developments in line with the security of tomorrow.
Experiences
  • Joining Sodexo Cloud Center of Excellence team as a DevOps Engineer to participate in the improvement of the development frameworks and automate templates/Extensions to increase product catalog allowing to projects teams to deploy "Sodexo compliant" assets through a private Azure Market Place

    Environments / Technologies : Azure, Azure DevOps, Kubernetes...
    Methodology : Agile Scrum
    Languages : ARM, Bicep, PowerShell...
  • As a DevOps engineer, i automated the deployment of the Architecture of DataHub platform composed of 100% PaaS resources, built the CI/CD pipelines of data transformation assets to automate developments delivery, and participated to the global Monitoring strategy.

    Finally, i set up some automated process workflows allowing to approve data accesses then developed FinOps solutions.

    Environments / Technologies : Azure, Azure DevOps, PowerBI, Azure SQL DatawareHouse, Azure Databricks, Azure DataFactory, Azure Automation, Event Hubs...
    Methodology : Agile Scrum
    Languages : ARM, PowerShell, Python, Scala
  • As a DevOps Engineer i designed the architecture of an internal production tool to provide improve availability & increase productivity

    The "Anakà page tracking software is a pre-press tool used for page management and tracking (94,000 pages processed in 2018). This essential application for CA|com production services was docked in 2017 on a single host and did not benefit from any HA optimization. The project therefore aimed to deploy the application in a Swarm cluster, to set up Continuous Integration, to provide storage persistence and to set up access management to the different stacks using portainer solution

    Environments / Technologies : Linux Debian, GitlabCI, GlusterFS, Docker, Ansible, VMware
    Methodology : Agile Scrum
  • I joined Aristid (formerly called CA|com) as Infrastructure Engineer to build, manage & support the infrastructure services that underpin all internal user services and public services using the SaaS Software solution CA|Omnipublish

    Environments / Technologies : VMware, Docker, Docker Swarm, Portainer, GlusterFS, Simplivity, LAMP Architectures, Apache, MySQL Clusters, HAproxy...
    Methodology : Agile Scrum
    Languages : Bash, PowerShell
  • Developing and implementing infrastructure systems, solutions, and policies and influence outcomes in enterprise data center, network, telephone systems, operating system administration, applications, end-user systems, and related services

    Environments / Technologies : VMware, AVAYA communication solution, CRM Salesforce, Linux, Windows
  • As Infrastructure Administrator, my responsibility was about installing and configuring new systems and applications, including operating systems, databases, web servers, and other infrastructure components.

    Environments / Technologies : Unix SCO, Linux RHEL, Linux RHCS Clusters, VMware Clusters
  • As a System Technician, i had to ensure the support, the systems administration & monitoring, the deployment & migrations initiatives

    Environments / Technologies : Unix SCO, Linux RHEL, PostgreSQL Databases

Kubernetes Administration

Smile - Asnières

December 2018

Docker Advanced

Alter Way - Clichy

2017

AVAYA Systems

DL Santé - Issy les moulineaux

2015

MCSA Microsoft Windows Server 2012R2

Global Knowledge - Rueil Malmaisons

2015

BEP Electrotechnique

Lycée Maximilien Perret - Alfortville

2002 to 2004
Interests

Technical interests

  • Technical meetups / events
  • REX Exchanges

Social

  • International exchanges

Sports

  • Running / trails
  • Working out
  • Cycling
Skills

DevOps

  • Azure DevOps
    Advanced
  • Gitlab CI
    Good
  • CircleCI
    Good
  • IaaC (ARM / Bicep)
    Good
  • Git
    Good
  • Méthodes agiles (SCRUM)
    Advanced
  • Ansible / Ansible Tower
    Good

Project Management

  • Azure Boards
    Advanced
  • Microsoft Dynamics
    Good
  • CRM Salesforce
    Good
  • Jira
    Good

Public Cloud

  • Microsoft Azure
    Advanced
  • Amazon AWS
    Notions
  • OVH
    Good

Virtualization

  • VMware vSphere / vCenter
    Advanced
  • Microsoft hyperV
    Notions
  • Docker / Swarm Clusters
    Advanced
  • Kubernetes / AKS
    Good

Infra / Systems

  • LAMP Architectures
    Advanced
  • Debian / Ubuntu / RHEL
    Advanced
  • Windows Server
    Good

Backup

  • Veeam Backup & Replication
    Advanced
  • SureBackup / SureReplica
    Advanced
  • Arkeïa
    Good
  • Azure Backups
    Advanced

HA / Load Balancing

  • RHCS
    Good
  • KeepAlived
    Advanced
  • HAproxy
    Advanced
  • proxySQL
    Advanced
  • Træfik
    Intermediate

Front

  • Apache
    Good
  • NginX
    Intermediate
  • IIS
    Notions

Databases

  • MySQL
    Good
  • PostgreSQL
    Good

Monitoring

  • Azure Log Analytics
    Good
  • Nagios / centreon
    Advanced
  • MonYog
    Good
  • Semonto
    Good
  • Munin
    Good

Storage

  • EMC VNX
    Good
  • HP MSA
    Good
  • NAS/DAS
    Good
  • Distributed (GlusterFS)
    Good

Security

  • WAF (Apache Modsecurity ; Imperva solutions)
    Advanced
  • Qualys
    Good
  • Kali
    Intermediate

Network

  • LAN : TCP/IP, DHCP, DNS, WINS, VLAN
    Good
  • WAN : Routing, Proxy, VPN/PPTP, DMZ
    Good
  • Firewalling (Soekris, Netasq, CISCO ASA...)
    Good

Langages

  • bash
    Advanced
  • PowerShell
    Advanced
  • Python
    Notions