Jayesh Kumar Chintala Vijaya

June 2023 – Present | Corporate Data Lake Project: Verizon

• Experience in working with HDFS (Hadoop Distributed File System) for large-scale data storage and management.
• Optimized Hadoop jobs for performance, including understanding block size, replication, and data locality.
• Used Hive for data warehousing solutions, including designing and managing schema, tables, partitions, and indexing. Writing complex queries using HiveQL (Hive Query Language) for data analysis, and transforming data.
• Experience in integrating Hive with other data tools like Apache Spark.
• Proficiency in using Sqoop to efficiently import and export data between Hadoop ecosystems and relational databases like Oracle for data ingestion
• Familiarity with scheduling Sqoop jobs using tools like Oozie Proficiency in loading data into BigQuery from various sources and transforming it using BigQuery.
• Understanding of data governance practices, security, compliance, and data lifecycle management within the Hadoop ecosystem and BigQuery.

Feb 2022 – June 2023 | Collibra Data Governance Project: Verizon

Collibra Cloud Migration

∙ Generating Workflow Report using the Collibra CLI

∙ Updating the workflows from APIv1 to APIv2 by making changes in the groovy script of the workflows

∙ Testing the updated workflows in different environments

BAU (Business As Usual)

∙ Managing day-to-day BAU activities to ensure operational efficiency ∙ Creating and upholding SOPs for managing incidents, problems, and service requests ∙ Tracking KPIs and SLAs to ensure compliance with established processes ∙ Introducing enhancements to processes and implementing measures to mitigate risks ∙ Fostering effective communication and coordination between Business Units & IT Teams

DCAT (Data Catalog)

∙ Managing the implementation & operation of the DCAT system, focusing on data discovery and governance

∙ Establishing metadata standards and frameworks for classifying data ∙ Working closely with stakeholders to define data attributes and establish relationships.