Key responsibilities
Database

Administration — Install, configure, and maintain database systems (PostgreSQL / Cassandra / ClickHouse) ensuring high performance, scalability, and security.
Data Modeling &
Design — Design effective schemas, indexing, and partitioning strategies for high-volume fintech workloads.
Replication &
High Availability — Set up and manage replication (streaming, logical, cluster-based) and ensure business continuity through DR and PITR strategies.
Performance

Tuning — Monitor database health, optimize queries, and perform capacity planning to sustain peak performance.
Automation &
Scripting — Develop automation scripts (Shell/Python) for database operations, monitoring, and alerting.
Security &
Compliance — Manage access control, user roles, and ensure adherence to security best practices and compliance standards.
Incident

Management — Troubleshoot and resolve database issues and outages with structured RCA documentation.




Collaboration — Work closely with application and engineering teams to optimize database interactions and system performance.
Documentation — Maintain explicit documentation of architecture, configurations, and SOPs.
24×7 Support — Operate in a round-the-clock production support model with on-call rotations.

Key skills and experience required:
Proficiency in at least one of: PostgreSQL, Cassandra, or ClickHouse (multiple is a plus).
Strong knowledge of data modeling, partitioning, replication, and distributed database concepts.
Hands-on experience with SQL, PL/pgSQL, and/or CQL query writing and optimization.
Familiarity with backup/restore, DR, and PITR strategies in production environments.
Working experience in Linux/Unix environments with Shell/Python scripting skills.
Understanding of database security, role-based access control, and compliance frameworks.
Strong analytical, troubleshooting, and communication skills.
Ability to work in a 24×7 production support setting.

📌 Senior Associate Database, Nbbl Technology Chennai (India)
🏢 NPCI
📍 India