---
title: "Likhitesh A L - Data Engineer in Bengaluru | Tal"
description: "Meet Likhitesh A L, Associate at Cognizant | PySpark Developer | SQL |AWS | Big Data | ETL Specialist | 3 YOE @Cognizant based in Bengaluru. AI stack includes claude code, codex, and deepmind."
image: "https://tal.club/meet/likhitesh-a-l/share-image"
---

# Likhitesh A L on Tal

## Headline

Associate at Cognizant \| PySpark Developer \| SQL \|AWS \| Big Data \| ETL Specialist \| 3 YOE @Cognizant

## Location

Bengaluru

## AI stack

claude code

codex

deepmind

gemini

openai

## Work experience

Data Engineer at Cognizant, Jun 2025 \- Present · 1 yr 3 mos, Bengaluru, Karnataka, India · Hybrid, Spearheaded Automation: Played a pivotal role in creating 100\+ automated workflows for a major US bank, processing 2 TB of data daily and reducing manual operations by 75%\. Azure Infrastructure: Designed scalable, automated data pipelines on Microsoft Azure with 99\.9% reliability, leveraging Azure Data Factory, Data Lake, Databricks, PySpark, and DevOps\. ETL Optimization: Built parameterized ETL pipelines to reduce data transformation time by 40%\. Low\-Latency Processing: Delivered data ingestion using PySpark and Delta Live Tables, successfully reducing latency to under 5 seconds for critical streams\. Advanced Streaming: Developed Spark Structured Streaming with Change Data Capture \(CDC\) to improve incremental update efficiency by 30%\. IaC Deployment: Managed Infrastructure as Code \(IaC\) via ARM templates, ensuring 100% deployment consistency across all environments\. Leadership & Delivery: Directed a 6\-person team segment to deliver 3 critical project phases 60% faster than scheduled, providing high\-impact solutions in a fast\-paced environment\.

Junior Data engineer at Cognizant, Jun 2024 \- Jun 2025 · 1 yr 1 mo, Bengaluru, Karnataka, India · Hybrid, Spearheaded Automation: Played a pivotal role in creating 100\+ automated workflows for a major US bank, processing 2 TB of data daily and reducing manual operations by 75%\. Azure Infrastructure: Designed scalable, automated data pipelines on Microsoft Azure with 99\.9% reliability, leveraging Azure Data Factory, Data Lake, Databricks, PySpark, and DevOps\. ETL Optimization: Built parameterized ETL pipelines to reduce data transformation time by 40%\. Low\-Latency Processing: Delivered data ingestion using PySpark and Delta Live Tables, successfully reducing latency to under 5 seconds for critical streams\. Advanced Streaming: Developed Spark Structured Streaming with Change Data Capture \(CDC\) to improve incremental update efficiency by 30%\. IaC Deployment: Managed Infrastructure as Code \(IaC\) via ARM templates, ensuring 100% deployment consistency across all environments\. Leadership & Delivery: Directed a 6\-person team segment to deliver 3 critical project phases 60% faster than scheduled, providing high\-impact solutions in a fast\-paced environment\.

Data Engineer Trainee at Cognizant, Jun 2023 \- Jun 2024 · 1 yr 1 mo, Bengaluru, Karnataka, India · Hybrid, AWS Migration: Spearheaded the migration of 5TB\+ of data from legacy Ab Initio \(ABI\) to AWS cloud infrastructure, ensuring 99% pipeline availability and zero data loss\. Quality Assurance: Executed Fermi validation across 200\+ migrated datasets, achieving a 100% data accuracy rate and eliminating post\-migration structural discrepancies\. Snowflake Architecture: Engineered historical data loads into Snowflake for 150\+ critical business tables, successfully transferring 15 years of historical data while reducing load times by 80%\. ITIL Deployment: Managed 30\+ successful production deployments using ServiceNow \(SNOW\) Change Tasks, maintaining a 0% deployment failure rate and strict adherence to ITIL protocols\. Query Optimization: Optimized Snowflake data performance by resolving migration bottlenecks, accelerating query execution times by 50% and saving 10\+ hours of weekly processing time\.

## Education

Bachelor of Engineering, Mechanical Engineering, New Horizon College of Engineering

[View the original profile](https://tal.club/meet/likhitesh-a-l)

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