Vivek Kotaru
Sr.Data Engineer @ 7-Eleven | Actively looking for Contract roles | Certified in GCP | Azure | Apache Spark | Scala | Pyspark | Hadoop | ETL | python | SQL | Data warehouse | Data Bricks | Kafka | Big Data
- Role
- Sr Data Engineer at 7-Eleven
- Location
- Arlington, TX, US
- LinkedIn followers
- 500 followers
About Vivek Kotaru
As a certified Data Engineer with 6 years of experience, I specialize in designing and…
Experience
Sr Data Engineer
Sep 2023 — Present · US
Managed real-time POS and e-commerce transactions by building data pipelines using Google Cloud Dataflow and Pub/Sub, enabling timely sales insights.• Led migration from Teradata to Google BigQuery with minimal downtime, ensuring seamless data transfer.• Designed scalable data solutions on GCP (Dataflow, Dataproc, Pub/Sub) for batch and stream processing, enhancing data accessibility.• Optimized inventory and supply chain data with BigQuery and Dataproc, reducing stock discrepancies by 20% and preventing stockouts.• Developed customer behavior analytics using Python, improving customer retention by 15% through personalized marketing insights.• Built end-to-end ETL pipelines in Airflow on GCP and documented DBT models for transparency and ease of maintenance.• Hands-on experience with NoSQL databases (Cosmos DB, MongoDB) and RDBMS (MySQL, Postgres).• Created integrated reports and dashboards in Looker Studio, using various data sources like BigQuery and external APIs.• Analyzed promotional campaign effectiveness, leveraging BigQuery and Python to provide actionable insights for marketing strategy.• Improved real-time sales data processing efficiency by 30%, enhancing the organization’s responsiveness to sales trends.• Skilled in integration tools like Automic, workflow orchestration with Airflow, and messaging platforms like Kafka.• Experienced with distributed data processing (Hadoop, Hive, Spark) for large-scale data integration.• Utilized Buganizer (Google’s JIRA) for tracking issues and monitoring assignments effectively.
Education
Miracle Educational Society
Bachelor of Technology - BTech, Computer Science
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