Babu Perumal

Highly analytical and action-oriented business professional with four years of entrepreneurial experience coupled with seven years of experience in IT industry. Agile and forward-thinking individual motivated by abstract business challenges with commitment to excellence.

Oracle SQL

• Writing and refactoring complex SQL queries including joins,nested sub-queries and grouping.

ETL

• Deep understanding of ETL concepts and architecture including Dimensions, facts, schemas and reference data.
• Worked with dynamic large datasets in an ETL environment and comfortable in exploratory testing of data to derive useful insights.
• Hands on experience in transforming and wrangling data as per business requirements.

Data Analytics and Visualization

• Thorough understanding of data viz design principles and data requirements to derive useful insights.
• Hands on experience in R programming to Collect,wrangle and manipulate data using dplyr and tidyr packages.
• NULL value handling and data imputation in R and Oracle SQL.
• Data visualizations in R using ggplot2 package and descriptive statistical analysis.
• Ability to connect to different data sources, establish data relationships and data visualizations using Tableau.

Business analysis and management

• Effective communication with different stakeholders across cross-functional teams for continuous improvement in business processes.
• Proven and demonstrated ability to work in ambiguous,highly agile and deadline oriented business environment.
• Strong orientation towards data driven decision making.

Google Certified Data Analyst