Houssem Gargouri

- Deployment of applications on Kubernetes via Helm, ArgoCD, and Ansible.

- Automation of deployment on Tomcat, Apache, batch servers, and Windows via Ansible.

- Orchestration of monitoring tools via Kubernetes, Helm.

- Implementation of a CI/CD chain for building and deploying microservices on a Kubernetes Cluster (Gradle, Docker, Helm, Jenkins, Artifactory, Ansible, Terraform)

- Migration of applications to a container runtime (Kubernetes) and a microservices architecture

- Technical architecture: definition, ordering, and configuration of infrastructure components (LoadBalancers, VM, Kubernetes cluster, Apache, Tomcat, IIS servers, certificates, SSO) in private Clouds (BNP or IBM)

- Integration of Kafka and Nats as messaging servers.

- Development of load tests in Python.

- Implementation and maintenance of the Filebeat, Logstash, and OpenSearch stack.

- Migration to FluentBit, DataPrepper, and OpenSearch.

- Development of Python scripts to automate the integration of application servers on Dynatrace.

- Implementation of Ansible roles for detecting and removing vulnerable packages.

- Management of Windows packages via Chocolatey and Ansible.

- Improvement of the Jenkins shared library (Ansible deployment pipelines, Docker builds, package promotion, and Gradle builds).

- Use of Artifactory scan tool (JFrog Xray) to scan and detect vulnerabilities in Docker images.

- Level 3 production support: architecture and performance audits, incident analysis.

- Documentation of different project parts to facilitate knowledge transfer.

Technical Stack: Kubernetes, Helm, ArgoCD, Ansible, Ansible Tower, Jenkins, Kafka, Nats Dynatrace, Bitbucket, Terraform, Filebeat, Logstash, Opensearch, Fluent-bit, Data Prepper, Artifactory, Python, Jira, Confluence.

- Development of CI/CD pipelines for application deployment via Jenkins.

- Creation of Openstack infrastructure via Terraform.

- Server administration (security, maintenance, migration...).

- Backup of Postgres database with Python and Restic.

- Development of a Disaster Recovery Plan (DRP) / Business Continuity Plan (BCP) strategy and the DRP operating procedure.

- Server monitoring with Grafana, Prometheus, Alertmanager.

- Deployment of Prometheus exporters for metrics exposure.

Technical Stack: Ansible, Jenkins, Linux Centos, Gitlab, Openstack, Terraform, Postgres, Restic, Nexus, MobaXterm, Python, Grafana, Prometheus, Jira, Confluence.

- Creation of AWS infrastructure via Terraform.

- Supervision and cost optimization of AWS services.

- Development of Shell scripts to create and destroy AWS infrastructure via Gitlab-CI.

- Implementation of CI/CD workflows to automate application integration and deployment with GitLab CI.

- Server administration (security, maintenance, updates, ...).

- Web server configuration: Nginx and Apache.

- Server monitoring by implementing Grafana, Prometheus, and Alertmanager tools, sending alerts via email and Slack.

- Centralization of application logs by implementing the ELK stack (Elasticsearch, Logstash, Kibana).

- PostgreSQL database management (creation, dump, import, backup, etc.).

- Implementation of the renovate-bot tool for automatic updates of various tool versions and application dependencies.

- Use of the Trivy tool to scan and detect vulnerabilities in Docker images.

Technical Stack: AWS, OpenStack, GitLab CI/CD, Docker, Ansible, Terraform, Nginx, ELK Stack, Prometheus, Grafana, Keycloak, PostgreSQL, Python, Trivy scan.