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rohitaragde/README.md

πŸ‘‹ Hi there, I'm Rohit Annasaheb Ragde!

Welcome to my GitHub! πŸš€
I'm a Data Engineer with 5+ years of experience architecting scalable data systems, building resilient ETL pipelines, and optimizing database performance for large-scale enterprises including Exelon Inc. and Teradata.


πŸš€ Career Highlights

  • ⏱️ Boosted system uptime by 80% via performance tuning, wait stats analysis, and query store optimizations.
  • βš™οΈ Migrated 10+ TB of data from SQL Server to Azure Data Lake using Azure Databricks with zero downtime.
  • 🧠 Built Snowflake + dbt pipelines processing 50GB daily, reducing execution time by 30%.
  • πŸ’Έ Saved $120K annually by optimizing resource-heavy SQL Server stored procedures.
  • πŸ“Š Managed 50TB+ enterprise-scale warehouses with SQL Server Always On and Teradata utilities.

πŸ’‘ What You'll Find Here

πŸ”Έ Data Engineering Projects – Scalable pipelines, workflow orchestration, and cloud integration (Azure, Airflow, Mage, SSIS).
πŸ”Έ Data Science & Analytics – Predictive modeling, EDA, PySpark processing, ML-ready pipelines.
πŸ”Έ Software Engineering – Flask web apps, REST APIs, and full-stack exploration.
πŸ”Έ Learning Repositories – SQL Server toolkits, interview prep modules, and mini-projects for continuous learning.


🧰 Tech Stack & Tools

πŸ–₯️ Languages & Processing

Python
SQL
Shell
PySpark

πŸ› οΈ Frameworks & Orchestration

Airflow
SSIS
Azure
Flask
Mage

πŸ—ƒοΈ Databases

SQL Server
MySQL
PostgreSQL
Teradata

πŸ›‘οΈ DevOps & Monitoring

Git
CI/CD
Terraform
CloudWatch


πŸ“œ Certifications

πŸ”— View All My Certifications on Credly


πŸ“Œ Featured Repos

✨ Data Engineering HUB – Practice DSA, SQL, Python, PySpark, and system design.
✨ SQL Server Toolkit – Your go-to resource for mastering SQL Server internals.


πŸ“Š GitHub Stats

GitHub Stats
GitHub Streak
Top Langs


Rohit's GitHub activity graph

πŸ“« Let's Connect!

πŸ“ LinkedIn
✍️ Medium – Upcoming articles on data engineering, architecture patterns, and real-world use cases.
πŸ“„ View My Resume

πŸ“¬ Reach out for collaboration, freelance projects, or just to talk data!


Thanks for visiting! 🌟 Keep exploring, keep building.

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