Druid Administrator/Engineer

Requirement:
Hands-on 7+ years of experience administering Apache Druid in production environments at scale.
Strong understanding of Druid architecture: Coordinator, Overload, Broker, Historical, MiddleManager, Router.
Proficiency in Druid ingestion specifications (Native batch, Kafka, Hadoop-based).
Experience with compaction, retention policies, and segment lifecycle management.
Expertise in query optimization and partitioning strategies for large datasets.

Responsibilities:
•    Design, deploy, administer, and optimize large-scale Apache Druid clusters supporting PB-scale datasets.
•    Manage and troubleshoot Druid services.
•    Perform cluster upgrades, patching, capacity planning, and platform modernization activities.
•    Monitor cluster health, ingestion performance, query latency, segment distribution, and resource utilization.
•    Troubleshoot ingestion failures, stuck tasks, compaction issues, retention policies, and segment management problems.
•    Optimize Druid queries, partitioning strategies, indexing specifications, and compaction configurations.
•    Configure and maintain Druid metadata stores using MySQL.
•    Develop operational automation using Ansible and Infrastructure-as-Code methodologies.
•    Create dashboards, alerts, and monitoring solutions using Grafana, Prometheus, and logging platforms.
•    Work with platform teams to ensure high availability, disaster recovery, backup, and security compliance.
•    Participate in production support, incident response, root cause analysis, and performance tuning initiatives.
•    Collaborate with architects and business teams to understand analytical requirements and translate them into scalable solutions.

Education: Bachelor’s degree in Computer Science, Engineering, or a related field; OR equivalent combination of education and relevant experience.