---
title: "sourav sahu - Data Engineer in Bengaluru | Tal"
description: "Meet sourav sahu, Azure Data Engineer | ADF · Databricks (PySpark) · Delta Lake · Synapse Analytics | ETL/ELT Pipelines | SQL Tuning & Performance Optimization | BFSI & Airline Domain | 4+ Years @ Mphasis based in Bengaluru. AI stack includes cursor, github copilot, and notion."
image: "https://tal.club/meet/sourav-11/share-image"
---

# sourav sahu on Tal

## Headline

Azure Data Engineer \| ADF · Databricks \(PySpark\) · Delta Lake · Synapse Analytics \| ETL/ELT Pipelines \| SQL Tuning & Performance Optimization \| BFSI & Airline Domain \| 4\+ Years @ Mphasis

## About

💡 Passionate About Optimizing Databases & Enhancing Application Performance From resolving critical database issues to fine\-tuning SQL queries for optimal performance, I thrive in ensuring smooth and reliable SaaS applications\. With over 3\.5 years of experience in PL/SQL development and application support, I have successfully managed high\-performance banking systems, ensuring minimal downtime and top\-tier security\. 💻 My expertise spans Oracle 11g/12c/19c, SQL tuning, performance optimization, and cloud\-based infrastructure \(AWS\)\. As a Production and Application Support Engineer, I have reduced query execution time by 30%, enhanced transaction speeds by 25%, and minimized system outages through proactive monitoring\. My ability to troubleshoot critical issues under pressure has helped financial institutions maintain 99\.9% system uptime\. 🔍 Beyond technical skills, I bring a problem\-solving mindset, a customer\-centric approach, and an eagerness to learn and adapt to new challenges\. I have worked extensively in ITIL\-based environments, collaborating with cross\-functional teams to ensure seamless incident management and operational excellence\. 🚀 Let’s Connect\! If you’re looking for a dedicated PL/SQL Developer with a knack for performance tuning and SaaS application support, I’d love to chat\! Let’s discuss how I can add value to your team\. Connect with me\!

## Location

Bengaluru

## AI stack

cursor

github copilot

notion

openai

## Work experience

Data Engineer at Mphasis, Jan 2022 \- Present · 4 yrs 6 mos, Hybrid, Handling mission\-critical mobile banking applications, I ensured 99\.9% system uptime by actively monitoring and resolving infrastructure and database issues\. My work involved analyzing production defects, suggesting fixes, and improving SQL query performance\. By optimizing database queries, I enhanced transaction processing speed by 25%\. I participated in RCA processes, reducing recurring incidents by 20%\. My efforts directly contributed to seamless banking operations for millions of users\.

Data Engineer at Mphasis, Jun 2023 \- Apr 2026 · 2 yrs 11 mos, Banglore, Project Overview: Designed and implemented a scalable, enterprise\-grade cloud data platform on Microsoft Azure to support seamless data integration, transformation, and analytics across multiple business domains\. The solution enabled centralized data processing, improved data accessibility, and empowered advanced analytics and reporting\. Key Responsibilities: • Developed end\-to\-end ETL/ELT pipelines using Azure Data Factory and Azure Databricks to process large\-scale structured and semi\-structured data\. • Built a modern Medallion architecture \(Raw, Processed, Curated layers\) using ADLS Gen2 to ensure high data quality, scalability, and reusability\. • Designed robust data ingestion frameworks integrating diverse sources such as SQL Server, Oracle, and Snowflake\. • Implemented batch and near real\-time data processing pipelines leveraging Databricks \(PySpark\) and Event Hub\. • Led data migration initiatives from on\-premises SQL Server to Snowflake, enhancing performance and analytical capabilities\. • Optimized Spark jobs and SQL queries to significantly reduce execution time and improve pipeline efficiency\. • Enforced enterprise\-level data security using RBAC, encryption, and data masking techniques\. • Built monitoring, logging, and alerting frameworks to ensure pipeline reliability and faster issue resolution\.

## Education

Bachelor of Technology \- BTech, Computer Software Engineering, Gandhi Engineering College \(GEC\), Bhubaneswar

[View the original profile](https://tal.club/meet/sourav-11)

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