À propos de Sébastien
J’aide les scale-ups et entreprises SaaS à fiabiliser leurs plateformes Kubernetes, réduire leurs coûts cloud AWS et accélérer leurs déploiements.
Exemples de résultats :
- Réduction de 75% des coûts AWS
- Migration de plateformes VM vers Kubernetes
- Mise en place de plateformes GitOps self-service pour les développeurs
- Industrialisation Terraform / Helm / ArgoCD
Disponible pour missions SRE, Cloud Engineering, Platform Engineering et Kubernetes.
Français
Bilingue ou natif
Anglais
Capacité professionnelle complète
Accepte de travailler sur site
Lyon (jusqu’à 10 km)
Expériences
- ScrollSite Reliability Engineeraoût 2023 - Aujourd'hui (3 ans)
- Migrating all services from VM to Kubernetes, effectively improving services deployment
- Designing and coding of a Platform for developers to deploy and update new services, to launch a devnet in one go and to launch a shadow-fork of ethereum mainnet. Based on GitOps principles, Argocd and custom coding.
- Designing a helm chart to deploy the scroll stack onto third parties infra in one go (scroll-sdk product)
- Designing a helm library to simplify the use of helm charts by our developers
- Managing Scroll cloud infrastructure and reducing AWS cost by 75% in a year.
- Monitoring and mitigating cloud security security incidents
- LedgerSite Reliability Engineerdécembre 2021 - août 2023 (1 an et 8 mois)Paris, France
- Designing and maintaining helm charts for applications
- Deploying resources required in the cloud using Terraform
- Deploying and maintaining CI/CD pipelines for microservices, using Argocd
- Troubleshooting incidents related to the microservice infrastructure
- Supporting incidents related to the blockchains infrastructure (Node, Explorer, Indexer, Validator)
- Automating operations using configuration management system for the infrastructure with Ansible
- Troubleshooting incidents related to the infrastructure - databases, pub/sub, servers, cloud functions, CI/CD pipelines
- Improving the monitoring using datadog and prometheus metrics
- UnimarketDevOps Engineernovembre 2020 - décembre 2021 (1 an et 1 mois)Auckland, New ZealandUnimarket offers a SaaS solution for companies to manage their procurements. I work as a DevOps at Unimarket, managing the cloud infrastructure, facilitating developers tasks using automation such as CI/CD or scrips, and securing the infrastructure. I have the following functions :- Developing and maintaining the cloud infrastructure of the company using Infrastructure as Code- Developing and maintaining the microservices infrastructure using kubernetes- Automating tasks on applications and databases servers using Ansible and bash scripts- Designing and implementing the monitoring of the company product- Ensuring the infrastructure is secured and follows the PCI-DSS standard- Mitigating security issues- Developing and maintaining CI/CD pipelines- Troubleshooting production issues- Helping in designing IT infrastructure strategy, architecture, and processes
Recommandations
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Formations
- Engineer's degree, Computer Science and System NetworkingEcole supérieure de Chimie Physique Electronique de Lyon / CPE Lyon2014Engineer's degree, Computer Science and System Networking
- DUT - two years diploma, Computer Systems Networking and TelecommunicationsUniversité Joseph Fourier (Grenoble I)2011DUT - two years diploma, Computer Systems Networking and Telecommunications
Certifications
- CKA: Certified Kubernetes AdministratorThe Linux Foundation2021
- AWS Sysops Administrator – AssociateAmazon Web Services (AWS)2024