Senior DBA

Overview

On Site
Depends on Experience
Full Time
No Travel Required
Unable to Provide Sponsorship

Skills

MySQL
AWS Aurora

Job Details

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 retention/archival approaches for large datasets (partitioning, rollups, offline storage, ETL as needed)
  • Ability to document and execute change plans safely (runbooks, risk mitigation, rollback strategies)
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