Chhawi G.

Chhawi G.

Data analyst (ETL,tableau, sql)

Kuala Lumpur , Malaysia

Experience: 4 Years

Chhawi

Kuala Lumpur , Malaysia

Data analyst (ETL,tableau, sql)

12336 USD / Year

  • Immediate: Available

4 Years

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About Me

 #Professional experience as a data analyst/engineer. 
#Experience in data cleaning, data analysis using sql ,python pandas and developing & optimising Tableau dashboards for visualization. 
# Experience in Oracle 11g ,mysql including p...

 

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Portfolio Projects

Enterprise datawarehouse

Company

Enterprise datawarehouse

Description

#worked on enterprise data warehouse (EDW)  .
#to accomplish the target of the project tableau, python pandas and sql had been used.
# project named as campaign datawarehouse  used for analysis & reporting of data for android applications.
# project was all about to analysis of trends and patterns among users by unifying data coming from multiple campaigns and survey files.
# based on these patterns and data analysis,  visualizations reports had been generated.
#performed source data cleaning, joining of related data sources,sorts, filter,extracting favorable information and adding table calculations to match business requirements using  tableau .
#developed & optimized Tableau dashboards.


 

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Skills

Tableau Python SQL

Tools

Tableau

Datawarehousing for payments and invoice

Company

Datawarehousing for payments and invoice

Description

#worked for telecom company which required data warehousing solutions for payment and invoice .
#to accomplished the project unix shell scripts ,Oracle,IBM datastage tool was used.
#datawarehouse was built on entity relationship methodology where star schema was used to store the data.
# worked in agile environment in a datawarehouse management team.
# performed requirement gathering and translation of functional requirement to technical design.
# created parallel jobs in IBM DataStage to extract the data from the files and load it in the data warehouse. 
# testing of loaded data and other data quality checks.
# performed performance Tuning of SQL queries.
#performed bulk data loading from excel sheets to Oracle tables.
# wrote unix shell scripts & scheduled them as cron jobs. 
#git was being implemented for versioning.

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Tools

Datastage
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Verifications

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Preferred Language

  • English - Fluent