C

Charitha Kammari

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California, United States

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Jobs verified_user 0% verified
  • ACL Digital
    Data Analyst
    ACL Digital
    Sep 2024 - Current (1 year 9 months)
    Built predictive models with Python and R to improve forecasting and segmentation, and refined SQL queries across SQL Server, Snowflake, and Teradata to speed reporting and workflows, enabling faster data-driven decisions. Built self-service dashboards in Tableau and Power BI by integrating AWS S3, Redshift, and SQL databases with Python, increasing report accessibility by 40%, saving reporting time, and enabling data-driven decision-making. Conducted comprehensive data cleaning, validation, and transformation using Python and Excel (pivot tables, advanced formulas), improving data quality, reporting efficiency, and accelerating anomaly detection. Led A/B testing design, analysis, and visualization with marketing and product teams using Tab
  • C
    Data Analyst
    CueTech Systems
    Jan 2021 - Aug 2023 (2 years 8 months)
    Analyzed structured and unstructured data using Python libraries such as Pandas, NumPy, Matplotlib, and Scikit-learn to perform Exploratory Data Analysis (EDA), data wrangling, statistical analysis, cohort analysis, and A/B testing. Led data governance and integrity initiatives to enhance data quality and reporting, using SSRS, Databricks, and Airflow for multivariate analysis and causal inference to identify trends, improve forecasting, and support business planning. Engineered scalable ETL pipelines using SQL, Python, and AWS Glue to integrate data from multiple sources (AWS S3, Redshift, Excel), significantly improving query execution speed by 50% and reducing manual reporting efforts. Built end-to-end interactive dashboards in Tableau a
Education verified_user 0% verified
  • New Jersey Institute of Technology
    Master of Science in Computer Science
    New Jersey Institute of Technology