Kajal Kumari
@kajalkumari7
I build scalable PySpark and AWS data pipelines for telecom analytics.
IndiaWhat I'm looking for
At Mavenir, I build scalable data pipelines for Airtel and T-Mobile using PySpark, AWS Glue, S3, Redshift, EMR, and Apache Airflow. I improved Athena and Redshift query performance by 40% while delivering large-scale analytics workflows.
I've migrated telecom data from on-premise HDFS to AWS, built Kafka streaming pipelines, and automated dbt transformations with Airflow and GitHub Actions. I also worked on a Databricks-based telecom fraud detection pipeline using Delta Lake, Medallion architecture, partitioning, and broadcast joins.
Experience
Work history, roles, and key accomplishments
Designed and developed serverless ETL pipelines using AWS Glue, PySpark, and Lambda. Optimized analytics using Amazon Athena and Redshift, improving query performance by 40%.
Education
Degrees, certifications, and relevant coursework
BRABU
Bachelor of Computer Applications, Computer Applications
2018 - 2021
Grade: 76%
Pursued a Bachelor of Computer Applications (BCA) from BRABU, Bihar, from 2018 to 2021, achieving 76%.
BRABU
12th, General Studies
2017 - 2018
Grade: 55%
Completed 12th grade from BRABU, Bihar, in 2017-2018, achieving 55%.
BSEB
10th, General Studies
2016 - 2017
Grade: 60%
Completed 10th grade from BSEB in 2016-2017, achieving 60%.
Tech stack
Software and tools used professionally
Availability
Location
IndiaAuthorized to work in
Social media
Job categories
Skills
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