Enzo M.

Context: In a team of 13 people, in the digital transformation department responsible for public-facing applications. Management of a new application, creation of deployment pipelines, all environments, tests, etc... Management of a legacy application, incident resolution, deployment, evolution towards a more modern infrastructure and CI.

Environment ANSIBLE, GITLABCI, LINUX, BASH, OPENSTACK, TERRAFORM, ZABBIX, CENTREON, MARIADB,

PYTHON, APACHE, OPENSHIFT, DOCKER, VAULT, NEXUS

- Setup of a new application from scratch

Creation of the entire deployment pipeline, playbooks, roles

Creation of Terraform code

Creation of environments, dev to prod

Setup of monitoring

Creation of Dockerfiles for different containers

Training of the team on DevOps tools, Ansible, GitlabCI, Terraform, Openstack

Training of the team on DevOps culture, automation, agility, optimization

- CI/CD Maintenance and Evolution:

Creation of deployment and maintenance jobs

Optimization and rewriting of obsolete jobs

Implementation of ANSIBLE playbooks/roles

- High-availability production deployment

Application deployments

Infrastructure deployments

- Monitoring and Maintenance of infrastructure components

Infrastructure component version upgrades

Log monitoring

Resolution of production issues, with high-availability challenges

Context: In a team of 15 people on the iSup project (monitoring of Linky boxes for large business clients), took on the DevOps role on a messaging-based architecture, in active/active dual-site with high-availability challenges.

Environment: ANSIBLE, JENKINS, CASSANDRA, ELASTICSEARCH, KAFKA GRAPHANA, ARTIFACTORY, VAULT, KIBANA, JOLOKIA, COLLECTD, TELEGRAF, OPENSTACK, FOOGAAS (FWAAS), TERRAFORM

- CI/CD Maintenance and Evolution:

Creation of deployment and maintenance jobs

Optimization and rewriting of obsolete jobs

Implementation of ANSIBLE playbooks/roles

- High-availability production deployment

Application deployments every week

Infrastructure deployments when necessary

- Monitoring and Maintenance of infrastructure components

Infrastructure component version upgrades, CASSANDRA, ES...

Log monitoring

- Resolution of production issues, with high-availability challenges

CASSANDRA/ES nodes down

Message consumption stopped

Network issues, expired CRLs, blocked flows

- Implementation of TERRAFORM modules

Migration of the entire architecture to a new network zone: 200 virtual machines, 10 infrastructure components, 7 environments

Consideration for resource optimization post-migration

- Consideration of tools/metrics and implementation of monitoring on different environments:

For Run monitoring

For more specific cases, like cluster extension or data migration

- Management of internal flows, IPTABLES, FWAAS

In a team of 17 people, independently managing the production perimeter for life insurance (150 applications related to life insurance, for agencies and clients, with an HTTP request-based architecture), managing infrastructure and deployments from development to production, and production operations.

Environment: SHELL, XLD/XLR, KIBANA, ELASTICSEARCH, FILEBEAT, GRAPHANA, ZABBIX. WEBSPHERE, IBMIHS, APACHE HTTPD, NEWTEST, OPENSHIFT, JBOSS, CONTROL-M, LINUX/REDHAT, WINDOWS

Resolution of production incidents - JBOSS, IHS instances shutdown...

Application errors, flows, http configurations

Log analysis

Operational maintenance

- OpenShift environment configuration

Pod creation

Cron job management

Namespace configuration

- Consideration of tools/metrics and implementation of monitoring on different environments for Run monitoring

- CI/CD chain maintenance and evolution:

Creation of deployment jobs

Optimization and rewriting of obsolete jobs

XLD inventory tracking

XLR provisioning and deployment automation

- Deployment on different environments:

Application deployment every week

Infrastructure deployment when necessary

Creation and availability of new environments

- Monitoring and Maintenance of infrastructure components

Infrastructure component version upgrades, JBOSS, IHS

Log monitoring

Creation of CONTROL-M jobs

NEWTEST scenario tracking