Senior DBA – Oracle, PostgreSQL, MongoDB

This is a fully remote position, open to applicants in Brazil.

📋 Description

• Manage, operate, and optimize environments for Oracle, PostgreSQL, and MongoDB.

• Spearhead the restructuring and modernization of the data ecosystem by pinpointing risks, bottlenecks, and technical liabilities.

• Develop and refine strategies for backup, recovery, high availability, and disaster recovery.

• Conduct performance tuning for queries, indexes, execution plans, and capacity assessments.

• Collaborate with Development and Architecture teams on data modeling, query evaluations, and the establishment of technical standards.

• Set up database security, access controls, and compliance protocols.

• Actively monitor the environment by establishing metrics and alerts.

• Oversee migrations, version upgrades, and initiatives for environment consolidation.

• Document workflows, architectures, and runbooks.

• Act as a technical resource for databases, aiding in architectural decisions across various squads.

⛳️ Requirements

• Extensive experience as a DBA within highly critical production settings.

• Comprehensive knowledge of Oracle, encompassing administration, tuning, backup, recovery, and high availability.

• Thorough understanding of PostgreSQL, including administration, tuning, replication, and backup/recovery.

• Practical experience with MongoDB, covering administration, data modeling, replica sets, sharding, and performance enhancement.

• Background in high-availability environments with significant transaction volumes.

• Capability to work independently, proactively, and in a consultative role.

• Excellent communication skills and the ability to work collaboratively with Development, Infrastructure, and Product teams.

• English proficiency: Level 3.

• Contractor engagement (PJ).

• Preferred: experience in the financial services sector; knowledge of Redis; automation through scripts, Terraform, Ansible, or Infrastructure as Code; observability tools like Prometheus, Grafana, or APM; managed databases on AWS, Azure, or GCP; familiarity with OMS, Market Data, or integration with B3.

🏝️ Benefits

• Competitive salary and compensation package.

• Opportunities for professional development and training.

• Flexible working hours and remote work options.

• Health and wellness benefits.

• Engaging company culture and team activities.