Software Engineer III (Database Engineer)

Digital Media Solutions (DMS) is a performance-driven digital marketing company that connects consumers and brands through data, technology, and proprietary media platforms. They are seeking a Software Engineer III (Database Engineer) to ensure the reliability, performance, and scalability of production database systems, focusing on high-availability OLTP environments and integration with downstream data systems.

Responsibilities:

• Operate and optimize production database systems including MySQL, PostgreSQL, DynamoDB, and Elastic
• Design and manage binlog and logical replication strategies
• Support ELT/ETL pipelines and CDC workflows to ensure safe data movement
• Integrate transactional systems with Kafka-based streaming architectures
• Optimize database performance through query tuning, indexing, and scaling strategies
• Manage backups, failover processes, and disaster recovery (PITR)
• Monitor system health and drive infrastructure cost efficiency
• Enforce data integrity, security, and compliance standards
• Lead and support database-related incident response

Requirements:

• 5+ years of database engineering experience in production environments
• Deep hands-on experience with MySQL and/or PostgreSQL
• Experience owning and supporting high-availability OLTP systems
• Experience with binlog or logical replication
• Experience integrating OLTP systems with Kafka or similar streaming platforms
• Experience supporting ELT/ETL pipelines and data workflows
• Strong understanding of ACID principles and transaction isolation levels
• Experience troubleshooting performance issues (locking, replication lag, indexing)
• Familiarity with AWS-managed database services (RDS, Aurora, DynamoDB)
• Ability to balance performance, cost, and data integrity in production systems
• Experience implementing CDC workflows
• Experience with large-scale database migrations
• Understanding of OLTP vs OLAP workload separation
• Experience with infrastructure-as-code tools such as Terraform
• Background in high-volume, transaction-intensive environments