Nithin Gb

I am a Senior Technical Lead with 9.6 years of experience specializing in DevOps and database administration. Proficient in managing databases including MySQL, PostgreSQL, MongoDB, Cassandra, Yugabyte, Couchbase, and Elasticsearch. Skilled in DevOps tools and technologies such as Jenkins, Git, Kubernetes, Docker, Ansible, Terraform, AWS, and GCP.

Experienced in designing, implementing, and optimizing scalable infrastructure and deployment pipelines to enhance system performance and reliability. Adept at leading cross-functional teams to deliver high-quality solutions while ensuring continuous integration and continuous deployment (CI/CD) best practices. Committed to driving innovation and improving operational efficiency through automation and cloud technologies.

Senior Technical Lead for Database and Devops - Rakuten India

(2020-08)

• Administered MySQL replication environments including Traditional Replication, GTID Replication, and Group Replication clusters for high availability and scalability.
• Managed Couchbase clusters including XDCR replication, rebalance operations, bucket management, failover handling, and performance optimization.
• Managed Cassandra multi-node clusters including replication configuration, repair operations, compaction tuning, GC tuning, node recovery, and cluster monitoring.
• Managed MongoDB Replica Sets and sharded clusters for high availability, scalability, backup/recovery, Atlas administration, and production performance optimization.
• Worked on PostgreSQL replication setup, WAL management, PITR recovery, PgBouncer configuration, backup/recovery, and performance tuning.
• Administered Elasticsearch clusters including shard allocation, index lifecycle management, snapshot/restore operations, heap tuning, and search performance optimization.
• Performed database performance tuning, query optimization, indexing, execution plan analysis, and troubleshooting for critical production workloads.
• Implemented backup, restore, disaster recovery, failover strategies, and high availability architectures across multiple database platforms.
• Monitored database health metrics including replication lag, CPU/memory utilization, disk I/O, cache efficiency, query latency, throughput, and cluster stability.
• Worked on Kubernetes-based deployments for database and application workloads including container orchestration, scaling, rolling updates, persistent volume management, and high availability configurations.
• Experience deploying and managing containerized workloads using Kubernetes, Docker, Helm Charts, StatefulSets, Deployments, ConfigMaps, Secrets, Ingress Controllers, and storage integrations.
• Automated deployment and operational activities using Jenkins CI/CD pipelines, Docker, Kubernetes, and cloud platforms including AWS and Azure.
• Provided 24x7 production support, incident troubleshooting, root cause analysis, capacity planning, and performance optimization for mission-critical systems.

Database - Devops Administrator - ODCEM technologies ONEDIRECT

(2019-09 - 2020-08)

• Managed and optimized multiple databases including MySQL, Cassandra, and Couchbase for enhanced data accessibility and performance.
• Worked on DevOps tools such as Git, Jenkins, Docker, and Kubernetes to streamline development workflows and automate deployments.
• Leveraged containerization and orchestration technologies to improve scalability and reliability of applications.

Database Administrator - Kloud 9

(2018-10 - 2019-09)

• Managed database deployments from scratch, including MySQL, MongoDB, Couchbase and Cassandra, ensuring high availability and performance.
• Implemented and configured ProxySQL on Kubernetes to optimize database proxying and load balancing, enhancing query efficiency by an estimated 25%.

Database Engineer - Starmark Software Pvt. Ltd.

(2016-09 - 2018-10)

• Serve as a MySQL Developer and Database Administrator (DBA) with hands-on experience in database design, optimization, and maintenance.
• Manage and administer MongoDB and Cassandra databases to ensure high availability and performance.
• Develop and maintain Linux shell scripts and Python scripts to automate database tasks and streamline workflows.
• Utilize strong expertise MongoDB, and PLSQL for designing complex queries and optimizing database operations.

B.Tech / B.E. - Electronics and Telecommunication Engineering - Visveswaraiah Technological University (VTU) (2016)