Senior Database Engineer (PostgreSQL+AWS)

• Here's how you'll make a difference: • Administer, monitor, and optimize PostgreSQL databases running on Amazon RDS and Aurora. • Perform regular database maintenance tasks, including backup validation, replication checks, patching, and upgrades. • Collaborated with developers to optimize SQL and database objects, maintain PL/pgSQL routines, and contribute to data modeling initiatives to enhance performance. • Set up and fine-tune database performance metrics, logs, and alerts using AWS CloudWatch, pg_stat_statements, and other tools. • Identify and improve slow-running queries. • Implement and manage access control, auditing, and security policies in line with organizational standards. • Create and maintain database documentation and deployment scripts. • Contribute to and follow best practices for schema changes, migrations, and version control of database objects (GitHub experience is a plus). • Contribute to DevOps processes, including database CI/CD and automation of schema deployment automation. • What makes you a great fit: • 5+ years of hands-on experience operating and scaling PostgreSQL in high-availability production environments. • Hands-on experience with PostgreSQL in production environments. • Hands-on experience with Amazon RDS for PostgreSQL, including provisioning, parameter groups, backups, and failover. • Hands-on experience integrating PostgreSQL with other AWS services (e.g., Lambda, S3). • Hands-on experience in writing and debugging SQL queries, developing and optimizing PL/pgSQL routines, managing views and materialized views, implementing and maintaining partitions. • Hands-on experience with performance tuning, query planning, and index optimization. • Familiarity with PostgreSQL monitoring tools such as pg_stat_statements, auto_explain, and others. • Solid understanding of database design, normalization, and data integrity constraints. • Experience collaborating with developers to understand application logic and improve data-layer performance. • Knowledge of CI/CD practices for database development (e.g., Github Actions) • Strong collaboration and communication, with the experience to explain database concepts to both developers and non-technical stakeholders. • Proactive problem-solving mindset, with a strong sense of ownership and commitment to identifying issues through to resolution. • Comfortable participating in code reviews and providing constructive suggestions to improve database interactions. • Willingness to participate in on-call duty.