Rony JEAN SIMON

Mission principale : Développer, maintenir et automatiser le socle technique commun des équipes NEX’US/CCMA, tout en facilitant la migration de la ZSev1 vers le cloud privé ZseV2 basé sur Openstack. Réalisations clés : • Infrastructure sécurisée : o Conception et déploiement d'une infrastructure cloud hybride avec la suite OpenStack sur des serveurs linux. o Administrer et Sécuriser la solution Openstack. o Mise en œuvre de politiques de hardening des clusters Kubernetes. o Définition des règles de gestion des flux réseau pour sécuriser les environnements Kubernetes. • Monitoring et alerting : o Mise en place d’une solution complète de supervision et d’alerting avec Prometheus et Grafana pour garantir la disponibilité et les performances des systèmes. • Automatisation et CI/CD : o Construction et maintien d’une chaîne de déploiement continu fiable et performante (CI/CD) avec GitLab CI et Jenkins. o Automatisation du déploiement d’applications via Terraform, Ansible et Bash. • Architecture et socle technique : o Contribution aux choix technologiques et à l'évolution de l'architecture de la plateforme. o Développement et maintenance d’un socle Terraform réutilisable pour un déploiement rapide et standardisé des infrastructures. • Migration : o Participation active à la migration technique de la ZS2v1 à la ZS2v2, avec des ajustements architecturaux pour améliorer la robustesse et la scalabilité. Environnement technique : • Infrastructure et conteneurs : Docker, OpenStack, Kubernetes. • Infrastructure as Code : Terraform, Ansible. • Supervision : Prometheus, Grafana. • Langages et outils : Python, Bash. • CI/CD et versionning : Git, GitLab CI, Jenkins, Bitbucket. • Bases de données : PostgreSQL. • Méthodologie : Automatisation, migration, optimisation d’architecture.

Project Management Tool plateform: As the environment change so we need a new scaling plateform to manage agile project for ITIM. I was in charge of the migration to the cloud. Main task: - Responsible for Writing request for proposal and specification documents - Responsible for defining the physical architecture - Development of Docker container - Developpement of alien4Cloud component (TOSCA specification) - Automation of application deployment. - Serveur Monitoring Technologies: Ansible, Docker, Alien4cloud, AWX, Maven, Jenkins, Barman, PostgreSQL, JIRA, Confluence, Xray, JAVA, PYTHON, AWS S3, Swagger, Linux, Grafana, Prometheus, docker-compose

Project AceTp: application for international clients of BP2S for Clearing and Custody activities. Those Back-office activities consist of managing counterparties operations, following and updating securities owned following a sell, a purchase, end of a contract ... Main task: • Responsible for Writing request for proposal and specification documents. • Development of new feature. • Investigation and follow up of bug resolution. • Test driven development. • review and code optimization. Programming languages: JAVA, SWING, Oracle, Hibernate, Windows, Linux.

Main task: Responsible for the support and the development of tools which will be used by the GTS worldwide teams and will help them in their daily management activities: • Responsible for Gathering the need of users. • Responsible for Writing request for proposal and specification documents. • Responsible for Database Modelling. • Support and training of users. • Development of a worldwide planning tool to coordinate all teams in the different market place. • Development of a tool for the management of decommissioned servers. • Designing of a management accounting tool for related infrastructure management costs in America • Responsible forthe Global Relay process for Canada and Brazil. • Development of tool for mapping the market access in UAT • Development of Proof of concept(Time tracking, Virtual Desktop creation process). Programming languages: JAVA, J2EE (JSF, CDI, Jersey), PHP, Perl, MySQL, Oracle, Hibernate, Zend Framework 2, Jquery, VBA, Windows, Linux.

Main task: pilot an improvement project of VoIP and internet quality of service, by software development : • In charge of Gathering the need of users. • In charge of Writing request for proposal and specification documents. • In charge of Database Modelling. • In charge of script development in PERL and VBS. • In charge of software development. • In charge of unit tests. • In charge of Designing virtualisation system with Proxmox. Project : • Monitoring software development (language : Groovy). • Development of alert application on email service malfunction (language : JAVA/J2EE, Framework : VAADIN). • Development of a software allowing the VoIP service return (language : JAVA, Framework : Hibernate, database: H2). • Development of ETL with web GUI (language : JAVA/JEE, Framework : Hibernate, JSF, Primefaces, database: PostgreSQL).

• In charge of Computer support. • Use of stock management software.