
Database Administrator (AWS RDS) at 99x Brazil (formerly Nextly). We're looking for an experienced and highly skilled Database Administrator. In this role, you'll be responsible for the health, performance, and scalability of our client's diverse database landscape. You'll be operating primarily within Linux-based systems and will be crucial in maintaining production-grade environments optimized for high-performance workloads. You'll collaborate closely with our infrastructure, applications, and engineering teams to ensure our data platforms are robust, secure, and highly scalable. Your proficiency with Docker, Terraform, and Ansible is essential for success in this role.. Responsibilities:. Deploy, monitor, and manage databases across both production and pre-production environments. . . Automate infrastructure provisioning and configuration utilizing Terraform and Ansible. . Manage infrastructure on Linux-based systems such as RHEL 9.x. . . Monitor system health, establish comprehensive alerting, and respond to incidents proactively to minimize downtime. . . Collaborate with DevOps and Data Engineering teams to seamlessly align infrastructure with MLOps workflows. . . Implement robust security controls, including data encryption, access management, and comprehensive auditing to protect sensitive information.. . Troubleshoot and resolve performance issues within our database systems, ensuring optimal operation.. . . . PostgreSQL : In-depth knowledge of administration, performance tuning, replication, backup, and recovery. . . MariaDB/MySQL : Proficiency in managing these relational databases, including high availability solutions, schema design, query optimization, and user management.. . MongoDB : Experience with NoSQL database administration, including sharding, replica sets, indexing, and performance monitoring. . . MS SQL Server : Familiarity with managing SQL Server environments, including maintenance plans, security, and troubleshooting. . . AWS RDS/Aurora : Strong practical experience with Amazon Relational Database Service (RDS) and Aurora, encompassing instance provisioning, scaling, monitoring, and backup strategies. . . 4+ years of experience as a Database Administrator or DevOps Engineer with a focus on Linux OS . . . Extensive experience with Infrastructure as Code (IaC) tools , specifically Terraform and Ansible . . . Comprehensive knowledge of networking, security, and performance tuning within distributed environments. . . Proven experience with monitoring tools like DataDog, Splunk , SignalFx, PagerDuty. . . Deep knowledge and practical experience with the AWS cloud platform . . . Familiarity with other cloud platforms (e.g., GCP, Azure, or IBM Cloud) is a plus. . . Good understanding of Docker and container technologies . . . Nice to Have: . . Certifications in Kubernetes (CKA/CKAD), Terraform (HashiCorp Certified), or Linux (RHCE/LPIC). . . Exposure to CI/CD pipelines, GitOps workflows, and tools like ArgoCD or Flux.. . Company Location: Brazil.