Loshitha Chinnamallappagari
data engineer @ TCS | PySpark | Python | SQL | AWS | 4+ YOE
- Role
- Data Engineer at Tata Consultancy Services
- Location
- Bengaluru, KA, IN
- LinkedIn followers
- 500 followers
About Loshitha Chinnamallappagari
I am a data engineer passionate about transforming raw data into powerful insights through scalable and efficient data pipelines. With 4+ years of experience in data engineering, I specialize in building, optimizing and managing scalable data pipelines for large-scale data processing and analytics. My Expertise lies in PySpark, Python, SQL, AWS and Airflow. Expertise in designing and managing data pipelines using PySpark and SQL. Skilled in AWS Services (S3, EMR, Glue, Athena etc.) and orchestrating workflows with Airflow. Focused on improving query performance, cost efficiency and scalability. Strong proficiency in Data Frames, Spark SQL and Spark\'s internals. Expertise in data wrangling and data transformations.
Experience
Data Engineer
Apr 2023 — Present · Bengaluru, IN
Integrated multiple data streams into a Spark-based dataset, improving data processing speed by 50% and driving a 25% boost in operational efficiency through actionable insights.• Utilized Spark for data processing, Airflow for automation, and AWS services (EMR, S3, Athena,Glue) to enable scalable data management.• Proficient in writing and maintaining PySpark code for complex data transformations, data enrichment, and aggregation• Designed ETL solutions with Airflow, resulting in a 16% improvement in conversion rates.• Analysed large datasets using SQL to uncover trends and insights, increasing operational efficiency by 29%.• Worked on Linux environments, leveraging PuTTY and FileZilla for file transfers and server management
Education
Aditya College of Engineering, Madanapalle
Bachelor of Technology - BTech, Computer Science
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