1 data engineer jobs found

   Senior DBA San Jose, CA (Onsite) Responsibilities Diagnose and optimize slow queries (query profiling, execution plans, schema/index tuning) Identify and remediate database performance bottlenecks (index strategy, parameter tuning, workload analysis) Design an archiving/purging strategy to reduce overall database size while maintaining data integrity and access needs Establish/validate operational best practices (monitoring, alerting, backup/restore, performance baselines) Plan and execute Aurora MySQL engine upgrades, including blue/green deployments to minimize or eliminate downtime Required skills Strong MySQL performance tuning experience (query plans, query optimization, indexing, transactions/locking) Strong diagnostics toolkit (EXPLAIN/EXPLAIN ANALYZE, slow query log, Performance Schema, cloud monitoring) AWS Aurora/RDS operations experience (blue/green, parameter groups, replicas, failover behavior, maintenance windows) Experience designing...