Senior Platform Engineer, Datastores
Core
Own the production performance and reliability of PostgreSQL, OpenSearch, and Redis, including diagnosing issues, capacity planning, and setting standards for schema changes and migrations.
Role type
Senior Platform Engineer (Datastores)
Builds
Production-grade datastore infrastructure, dashboards, runbooks, and alerts for incident diagnosis.
Domain
Internet / Database Systems
Required skills
PostgreSQL internals, OpenSearch/Elasticsearch at scale, capacity planning, load testing, schema migrations, indexing, query optimization, connection pooling, multi-tenant isolation, incident diagnosis, production-grade software development
Preferred skills
Rails, ActiveRecord, Sidekiq, Redis as queue/cache, cross-region replication, Kafka, DynamoDB
Technologies
PostgreSQL, OpenSearch, Redis, Rails, ActiveRecord, Sidekiq, Kafka, DynamoDB
Responsibilities
Diagnose and resolve lock contention, connection pooling limits, slow queries, and job fan-out under load; Lead capacity planning and load testing for web services; Set standards for schema changes, migrations, indexing, and query patterns; Build dashboards, runbooks, and alerts for datastore incident diagnosis; Partner with Infrastructure on multi-region data replication and recovery; Share platform on-call responsibility
Seniority
Senior, hands-on IC
