Abhishek Patankar

Experience

• 

  Tata Consultancy Services

  Jun 2014 - May 2018

  System Engineer

  Project # 1: AthenaClient: Barclays, London, UKDuration: April 2017 - till nowRole: Team MemberTechnologies: Shell scripting, Scala, Java, Hadoop ecosystem tools (Hive, Sqoop, Flume, Impala, Pig, Spark etc.), Intellij Idea, Autosys.Roles and Responsibilities:• Maintaining pig transformation scripts for Volcker reporting application.• Worked on data migration project to Hadoop Architecture.• Handling data quality issue with generated feeds and providing permanent solution for the same.• Managing Hadoop ecosystem tools and monitoring their performance.• Autosys jobs setup and monitoring.• Liaise with multiple teams in order to provide Risk and PnL data to users.• Coordinating with Run the Bank Team for implementing CRs in Production. Project # 2 : SUMMIT Maintenance and TestingClient: Commerzbank, Frankfurt, GermanyDuration: Sept 2014 – Mar 2017Role: Team MemberTechnologies: Solaris 10, Sybase ASE 15.7, C++, Perl and Shell scripting, UC4 job scheduling, javaRoles and Responsibilities:• Developing UC4 scripts for data processing.• Writing perl and shell scripts for Reconciliations and for comparing regression test results.• Setting up environment and provide support for different internal projects in commerzbank.• Extracting and providing business data to client on request.• UC4 batch setup in prelive environments and manage their runs.• Maintenance support of UC4 jobs using the UC4 API and dialog client.• Refreshing the databases and adding users to it on demand.• Maintaining database/environment sheet.• Running HP QTP (Quick Test Professional) for summit FT GUI Testing. Show less

• 

  Infosys

  Jun 2018 - Jul 2021

  Client: Anthem, Inc, U.S. (Wellpoint, Inc)Duration: June 2018 - till nowRole: DeveloperTechnologies: Pyspark, Big data Hadoop ecosystem tools (Hive, hbase, Spark etc.), PyCharm. Git, Jira.Roles and Responsibilities:• Developing pySpark scripts for processing the data stored in Hive partitions for feed generation. • Analyze the quotes and their corresponding sales data in order to identify customers preferences for various products like vision, dental etc. and report it to business.• Migrating the code from current Teradata processing to Hadoop architecture with the new changes are specified by Business users.• Coordinating with the data architect to gather requirements and implement the changes at code level as per mapping document provided.• Helping data architect for data profiling and identifying the columns in the final model where the entries are less than required.• Raising Jira task and subtask for the team and ensuring the required deadlines are meet.• Migration of existing hive-based queries to pyspark. Show less

  • Technology Lead

    Jun 2021 - Jul 2021

  • Technology Analyst

    Jun 2018 - Jun 2021
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  NICE CXone

  Jul 2021 - now

  Software Engineering Specialist