Himadree Bhusan Sahoo

Database Administrator with 3+ years of experience managing PostgreSQL and MongoDB databases in production environments. Experienced in performance tuning, backup & recovery, replication, high availability, disaster recovery, monitoring, AWS cloud infrastructure, and Linux administration. Skilled in troubleshooting critical production issues, automation, and SLA-driven support.

Database Administrator at Happiest Minds (2023-03 – Present) • Administer PostgreSQL and MongoDB databases across production, staging, and development environments.

• Manage installation, upgrades, monitoring, backup, recovery, replication, and high-availability solutions.
• Perform performance tuning, query optimization, index management, partitioning, and capacity planning.
• Monitor database health using PMM, Prometheus, and Grafana; resolve replication, locking, connectivity, and performance issues.
• Manage database security through authentication, authorization, SSL/TLS, and access controls.
• Execute database migrations, schema changes, patching, and maintenance activities with minimal downtime.
• Support AWS infrastructure using EC2, EBS, S3, and IAM services.
• Collaborate with development and support teams for incident management, RCA, release support, and operational improvements.

Bachelor of Technology in Electrical Engineering – Government College of Engineering, Odisha