Cognizant Technology Solutions Asia Pacific Pte. Ltd
Kuala Lumpur
7-17 years
Not Specified

Job Description

Minimum 7+ years of Informatica experience with 3 years of Hands on experience with Informatica , Hadoop Programming(Sqoop, Hive, Spark) and Big data technologies.
• Performs analysis, design and development of ETL processes to support project requirements.
• Should have strong knowledge and hands-on few of HDFS, Map reduce, Hive, Impala, Tej, Sqoop, Pig, Oozie, HBase, Cassandra, Mongo DB, Kafka, Spark, Storm, Knox, Ranger, Flume, Nifi, Falcon, Kerberos, Sentry, Cloudera Manager, Cloudera Navigator.
• Experience working with Java and Scala are mandatory.
• Experience with data ingestion frameworks covering variety of data source types (RDBMS, Files, API calls, Web Services / Message Queues) and nature of data (structured, semi-structured and unstructured).
• Should be able to write Map-Reduce programs.
• Familiarity with data loading tools like Flume, Sqoop.
• Hands on experience in Hive DDL and Hive QL.
• Develop Sqoop scripts to extract data to/from RDBMS to Hadoop.
• Develop Hive tables and queries.
• Develop Spark jobs in (Scala/Python/Java) in order to stream / publish or consume data from Hadoop.
• Performs unit testing, QA, and work with business partners to resolve any issues discovered during UAT.
• Responsible for peer-review of mappings and workflows when required.
• Maintains development and test data environments by populating the data based on project requirements.
• Works with production control and operations as needed to promote mappings/workflows, implement schedules and resolve the issues.
• Reviews ETL performance and conducts performance tuning as required on mappings / workflows or SQL.
• Good knowledge of database structures, theories, principles, and practices.
• Should be familiar with Serialization and de-serialization in Hadoop.
• Familiarity with Cloud is desirable and knowledge of Machine Learning/Analytics is good to have.
• Should be familiar in scheduling Map-Reduce jobs using OOZIE and other enterprise schedulers.
• Familiarity with AGILE development process is desired.

Job Details

Cognizant (Nasdaq-100: CTSH) is one of the world's leading professional services companies, transforming clients'​ business, operating and technology models for the digital era. Our unique industry-based, consultative approach helps clients envision, build and run more innovative and efficient businesses. Headquartered in the U.S., Cognizant is ranked 195 on the Fortune 500 and is consistently listed among the most admired companies in the world. Learn how Cognizant helps clients lead with digital at or follow us @Cognizant.

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