Role Description As a Cloud & DevOps Engineer, you will be responsible for designing, building, and operating secure, scalable, and cost-efficient cloud infrastructure, while improving reliability, automation, and developer experience. - Cloud infrastructure & architecture - Design and maintain AWS multi-account, multi-region environments. - Build and evolve VPC networking (subnets, routing, peering, security groups, private endpoints). - Operate container platforms (ECS/EKS clusters, services, capacity management, scaling strategies). - Manage data platforms (RDS PostgreSQL, ElastiCache, S3, OpenSearch). - Infrastructure as Code - Develop and maintain CloudFormation and Terraform stacks. - Standardize reusable modules and enforce best practices. - Review and manage infrastructure changes with CI/CD workflows. - CI/CD & delivery - Design and operate deployment pipelines (GitHub Actions, self-hosted runners). - Improve developer experience and release velocity. - Observability & reliability - Implement monitoring, logging, and alerting (Sentry, Opensearch, CloudWatch, metrics, alarms, log pipelines). - Troubleshoot production incidents and perform root cause analysis. - Define SLOs, improve system resilience. - Cost optimization - Analyze AWS billing and usage patterns. - Optimize compute, storage, and data transfer costs. - Evaluate instance types, storage classes, and architectural trade-offs. - Security & compliance - Manage Google, VPN and SSO access, IAM roles, policies, and least-privilege access. - Secure network boundaries and service communications. - Support security reviews and third-party assessments. - Operations & incident response - Participate in on-call rotations and incident management. - Automate remediation and operational workflows. - Coordinate with developer teams during outages or performance issues. - Automation & tooling - Build scripts and internal tools (Python, CLI automation, Airflow). - Automate repetitive operational tasks. - Integrate systems across monitoring, alerting, and ticketing. - Collaboration & leadership - Work closely with engineering teams to design solutions. - Provide guidance on architecture, scalability, and reliability. - Contribute to technical documentation and knowledge sharing. Qualifications - 2-5 years of experience as a DevOps / Infrastructure engineer in a fast-growing environment. - Strong experience operating AWS production environments across multiple accounts, with knowledge of networking, security, and cloud architecture. - Strong experience with Infrastructure as Code (CloudFormation, Terraform) and automated delivery pipelines (GitHub Actions). - Scripting skills (Python, Bash), an automation mindset, and experience of GNU/Linux systems administration. - Hands-on experience running containerized workloads on ECS and managing deployments, scaling, and troubleshooting. - Good experience with observability, incident response, and improving reliability in production systems. - Knowledge on data services (PostgreSQL, OpenSearch, S3) and optimizing performance and costs. - Familiar with VPN implementations, networking and common protocols (TCP/IP, DNS, HTTP, FTP, SSH, ...), load balancing & proxy solutions. - Embrace modern tooling and continuously look for ways to leverage automation and AI to improve productivity and decision-making. - Fluent in English; another language is a plus. Requirements - Communicative. - Autonomous, proactive, and not afraid to take initiatives. - Problem solver. - Ready to join a complex project with more than 60 engineers. Benefits - Thrive in an international and inclusive environment with over 46 different nationalities. - Compensation plan for Subscription Warrants for Company Creators (BSPCE) and a Pluxee card for managing tax levels. - Attractive deals for home insurance and green electricity and gas. - Medical insurance through Alan or Sanitas with up to 50% coverage by papernest (after 6 months in the company). - Access to ongoing training tailored to your goals (technical, language, or managerial skills). - Numerous opportunities for career development and growth.