Senior Database Developer (MySQL & PostgreSQL)

Experience : 10+ years Work Location : Chennai [ work from office] Interview : In person [ @ Chennai office] Chennai candidates are preferred. Senior Database Developer (MySQL & PostgreSQL) 10+ Years Experience Job Summary We are looking for an experienced Senior Database Developer with 10+ years of expertise Designing, developing, optimizing, and maintaining large-scale database systems using MySQL and PostgreSQL. The ideal candidate should have strong experience in database architecture performance tuning, query optimization, data modeling, replication, high availability, Multi Tenancy, RLS cloud-based database solutions. Key Responsibilities Design and develop scalable database architectures for enterprise applications. Create and maintain database schemas, tables, indexes, views, functions, stored procedures, and triggers. Optimize complex SQL queries and improve database performance. Analyze and troubleshoot database bottlenecks and capable of handling production issues within SLA. Implement database security, backup, recovery, and disaster recovery strategies. Design and maintain database replication and high-availability solutions. Work closely with application development teams to optimize data access patterns. Perform database migrations and version upgrades. Monitor database health, capacity planning, and resource utilization. Develop ETL processes and data integration solutions. Partitioning, Pruning, Tuning during the production long running jobs. Writing complex queries to cater to Business reports. Understanding of semantic layer and Graph databases Good understanding on structured, unstructured, and semi structured storage. Entity relationship digrams and Knowledge base maintenance. Ensure data integrity, consistency, and compliance with security standards. Participate in architecture discussions and technical design reviews. Mentor junior developers and database engineers. Good understanding of AI, RAG and ML, LLM, Multi tenancy and RLS .