Dinesh Raavi
Data Engineer | Data Modeling & Management | Certified GCP Data Engineer
- Role
- Data Engineer at Cognizant
- Location
- Dallas-Fort Worth, TX, US
- LinkedIn followers
- 500 followers
About Dinesh Raavi
Dinesh Raavi Data Engineer | Data Modeling & Management | GCP Certified Data…
Experience
Data Engineer
Feb 2023 — Present · Buffalo, NY, US
Senior Data Engineer | Technical LeadClients Served: M&T, Verizon, T-MobileExperienced Data Engineer with a strong background in cloud-native data architecture, specializing in scalable data pipeline development, cloud migrations, and advanced analytics across Snowflake, BigQuery, and AWS. Proven success in leading enterprise data initiatives for clients including M&T Bank, Verizon, and T-Mobile, with a focus on performance optimization, automation, and data governance. Core Competencies:Cloud Data Engineering (Snowflake, BigQuery, AWS)ETL/ELT Pipeline Design (Python, SQL, PySpark)Data Migration & Modernization (Teradata to Cloud)Workflow Orchestration (Airflow, Atomic, Glue)Real-Time & Batch ProcessingData Quality & GovernanceFinancial & Telecom Domain Expertise Key Achievements:M&T Bank: Integrated internal and external banking systems into Snowflake, enabling unified customer profiling and credit risk analysis. Built secure ingestion pipelines using Atomic, reducing data latency by 60% and accelerating fraud detection.Verizon: Led migration of legacy systems to BigQuery, reducing report generation time from 2 hours to under 10 minutes. Engineered PySpark and Apache Beam pipelines for real-time data ingestion and transformation, improving query performance by 35%.T-Mobile: Migrated 15TB of financial and customer data from Teradata to AWS/Snowflake, achieving a 30% reduction in extraction time. Automated ETL workflows using Glue and Airflow, improving pipeline reliability and data availability SLAs by 50%.
Education
Dr.kkr Gowtham Educational Institutions(Raman Bhavan)
11th and 12th Classes
2011 — 2013
Southern Arkansas University
Master's degree
2021 — 2022
Amrita Vishwa Vidyapeetham
Bachelor of Technology - BTech
2013 — 2017
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