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Sooraj

Senior ETL Developer
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Location Noida
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Total Views46
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Member since30+ Days ago
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Candidate Information
  • User Experience
    Experience 6 Year
  • Cost
    Hourly Rate$10
  • availability
    AvailabilityImmediate
  • work from
    Work FromOffsite
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    CategoryInformation Technology & Services
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    Last Active OnJune 11, 2024
Key Skills
ETLData WarehousingInformaticaSQL
Summary

Experience Senior ETL Developer (Talend) Noida TCS (WBA) 11/2021 – Present Walgreens Boots Alliance (WBA) is a Trusted, Global Innovator in Retail Pharmacy through dispensing medicines, improving access to a wide range of health services.

 Participated in all phases of development lifecycle with extensive involvement in discovery, design meetings, functional and technical walkthroughs.

 Used ETL methodologies and best practices to create Talend ETL jobs using tMap, tJoin, tReplicate, tParallelize, tAggregate, tLogcatcher, tRunjob etc., followed and enhanced programming and naming standards.

 Design and implemented ETL for data load from heterogeneous sources to Oracle and SQL server as target databases and for fact and slowly changing dimensions SCD type 1, SCD type 2 and incremental loading.

 Migration of 30+ Talend jobs which were supporting on premise oracle systems to connect with Oracle Cloud using Talend 7.3.1.  Used tParallelize component and multi thread execution option to run subjobs in parallel which increased the performance of job by 17%.

 Involved in writing SQL queries and use joins to access data from Oracle and SQL server DB.

 Integrated java code inside talend jobs by using components like tJavarow, tJava, tJavaflex.

 Created context variables and groups to run talend jobs in different environments.

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