Belfast, Northern Ireland, United Kingdom Hybrid / WFH Options
Citigroup Inc
data science solutions that are Accurate, Reliable, Relevant, Consistent, Complete, Scalable, Timely, Secure, Nimble. Olympus is built on Big data platform and technologies under Cloudera distribution like HDFS, Hive, Impala, Spark, YARN, Sentry, Oozie, Kafka. Our team interfaces with a vast client base and works in close partnership with Operations, Development and other technology counterparts running the application production … behavior, conduct and business practices, and escalating, managing and reporting control issues with transparency. Skills & Qualifications: Working knowledge of various components and technologies under Cloudera distribution like HDFS, Hive, Impala, Spark, YARN, Sentry, Oozie, Kafka. Very good knowledge on analyzing the bottlenecks on the cluster - performance tuning, effective resource usage, capacity planning, investigating. Perform daily performance monitoring of the More ❯
distributed systems, using solutions such as Spark, Big Data Technologies would be preferred but not mandatory. Knowledge of Big Data querying tools (Cloudera stack or similar) e.g. Hive or Impala would be preferred but not mandatory. Experience working on parallel development tracks at the same time is required Experience in leading smaller development teams is necessary Adhere to the More ❯
Belfast, Northern Ireland, United Kingdom Hybrid / WFH Options
Citigroup Inc
data science solutions that are Accurate, Reliable, Relevant, Consistent, Complete, Scalable, Timely, Secure, Nimble. Olympus is built on Big data platform and technologies under Cloudera distribution like HDFS, Hive, Impala, Spark, YARN, Sentry, Oozie, Kafka. Our team interfaces with a vast client base and works in close partnership with Operations, Development and other technology counterparts running the application production … Qualifications: Experience in an Application Support role. Hands-on experience in supporting applications built in Hadoop. Working knowledge of various components and technologies under Cloudera distribution like HDFS, Hive, Impala, Spark, YARN, Sentry, Oozie, Kafka. Experienced in Linux Very good knowledge on analyzing the bottlenecks on the cluster - performance tuning, effective resource usage, capacity planning, investigating. Perform daily performance More ❯
