Nadhir Tayachi

As TechLead: Complete redesign of a legacy COBOL application towards a Cloud architecture, with an Angular front and a Spring Boot (JDK) backend.

🔹Analysis of the legacy application (COBOL) and definition of the migration strategy to the Cloud.

🔹Implementation of a DevSecOps pipeline (CI/CD), image scans, and integration of security best practices.

Technical leadership of the team and definition of the target architecture.

🔹Coordination of teams, architecture design, DevSecOps industrialization, and integration into the Banque de France IT system.

🔹Target architecture design: microservices, APIs, external database, flux security.

🔹Target architecture design: Angular Frontend, JDK + Spring Boot Backend, external DB (PostgreSQL/MySQL), Application on Openshift.

🔹Implementation of development and DevOps best practices for project teams.

🔹Technical coordination between Banque de France internal teams, developers, and DevOps teams.

🔹Definition and optimization of DevSecOps CI/CD pipelines.

🔹Definition and implementation of security and compliance standards (IAM, RBAC, secrets).

🔹Industrialization of the solution: logs, supervision, alerting, IT system integration.

🔹Technical management of the redesign: management of legacy constraints, dependencies, and data recovery.

🔹Writing of technical and operational documentation.

Docker, JDK17, Angular, Spring boot, Vault, OpenShift 4.x, GitLab CI, GitOps, ArgoCD, Terraform, Ansible, PostgreSQL/MySQL, REST API, Prometheus, Grafana, Loki, Artifactory

Participation in the operational maintenance and evolution of Kubernetes Openshift platforms.

Support for project teams and technical coordination with developers and DevOps:

🔹Management of On-premise Openshift/Kubernetes clusters.

🔹Takeover and evolution of IaC (Terraform + Ansible).

🔹Implementation of a service offering for application projects.

🔹GitOps deployment with ArgoCD.

🔹Migration of applications to Docker containers.

🔹Supervision of environments with Datadog, Prometheus, and Grafana.

🔹Securing environments and reinforcing DevSecOps best practices (image scan, SSO Keycloak, RBAC).

🔹Integration and management of Kubernetes operators.

🔹Writing of operational maintenance and operational readiness documentation (MCO).

🔹Creation of technical documentation and operational procedures (DRP, PRA).

🔹Participation in on-call duties and N2/N3 support.

Docker, Kubernetes, Openshift 4.x, GitLab CI, ArgoCD, Terraform, Ansible, GitOps, Prometheus, Thanos, Loki, Grafana, Alertmanager, Elasticsearch, Kibana, Datadog, Dynatrace, Kasten, OpenID, ServiceNow, MySQL, PostgreSQL, MongoDB, UPI, Quay, Trident, Red Hat, DevSecOps

🔹Migration of BP2i applications from an ICP Kubernetes platform to Openshift 4.x.

🔹Participation in architecture design and production infrastructure design (design, security, authentication, deployment, etc.).

🔹Implementation and automation of Openshift environments (PROD/HPR/LABS Stretched clusters, UPI, VMware, Disconnected).

🔹Coordination with business teams (developers, toolchain operational teams) and suppliers (RedHat, NetApp, IBM).

🔹Implementation and configuration of the Redhat Quay registry in HA mode.

🔹Implementation of a GitOps tool (ArgoCD) to automate and simplify the application deployment process on OCP clusters.

🔹Configuration and deployment of a monitoring stack based on Prometheus and Grafana, to monitor and analyze application and infrastructure performance.

🔹Implementation of logging, alerting, and platform storage.

🔹Design and implementation of CI/CD pipelines with GitLab CI, automating development, testing, and deployment processes to improve efficiency and reduce delivery times.

🔹 Implementation and automation of deployments with Gitops.

🔹Platform and its dependencies update and supervision.

🔹Synchronization and provision of Openshift operators.

Private Cloud IBM Project Management

🔹Design workshops for setting up a containerization offering on IBM private cloud (ROKS offering - Red Hat® OpenShift® on IBM Cloud).

🔹Support for IBM Cloud Openshift platforms.

Technical Components:Docker, Kubernetes, OpenShift, Prometheus, Thanos, Elasticsearch, Kibana, Grafana, Kasten, OpenID, Dynatrace, ServiceNow, Loki, Google GKE, IBM Cloud, Alertmanager, Gitops, MySQL, PostgreSQL, MongoDB, Trident.