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Harshita Kumari

Staff Data Engineer at Visa | Data Engineering | PySpark | Spark | SQL | Cloud | Ex- Dell Technologies | Ex- TCSer | Microsoft Certified - Data Analyst Associate

Bengaluru South

8+ years of work experience

Visa
Feb 20264 mosPresent

Bengaluru, Karnataka, India

Promoted to Staff Data Engineer with responsibilities spanning data architecture, large-scale ETL pipelines and performance optimization
Visa
Feb 20233 yrs 1 moFeb 2026

On-site

Dell Technologies
Aug 20211 yr 7 mosFeb 2023

Bangalore Urban, Karnataka, India

TATA Consultancy Services (TCS)
Mar 20183 yrs 6 mosAug 2021

Kolkata, West Bengal, India

Harshita’s AI Stack

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Education

Heritage Institute of Technology

Bachelor of Technology - BTech, Applied electronics and Instrumentation

Heritage Institute of Technology

20134 yrs2017

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Headline

Staff Data Engineer at Visa | Data Engineering | PySpark | Spark | SQL | Cloud | Ex- Dell Technologies | Ex- TCSer | Microsoft Certified - Data Analyst Associate

About

Staff Data Engineer | Real-time Data Platforms | 8+ years Results-driven architect of enterprise data systems. 10x performance improvements through deliberate system design. At Visa, I architected the end-to-end dispute data platform serving 100+ clients: • Designed Bronze-to-Silver-Gold Kafka streaming pipeline (sub-minute latency) • Reduced billing pipeline from 3-4 days to 9 hours (10x improvement) • Led team of 6 engineers on architecture design and execution • Built monitoring frameworks reducing manual support by 40% I obsess over: System architecture that scales • Mentoring teams • Data integrity • Performance optimization Proven track record turning technical challenges into business wins while building high-performing engineering teams. Tech: PySpark | Apache Kafka | Iceberg | Structured Streaming | Airflow | System Design

Location

Bengaluru South

AI stack

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hugging face

langchain

openai

Work experience

Staff Data Engineer at Visa, Feb 2026 - Present · 4 mos, Bengaluru, Karnataka, India, Promoted to Staff Data Engineer with responsibilities spanning data architecture, large-scale ETL pipelines and performance optimization

Senior Data Engineer at Visa, Feb 2023 - Feb 2026 · 3 yrs 1 mo, On-site

Senior Business Intelligence Analyst at Dell Technologies, Aug 2021 - Feb 2023 · 1 yr 7 mos, Bangalore Urban, Karnataka, India

System Engineer at TATA Consultancy Services (TCS), Mar 2018 - Aug 2021 · 3 yrs 6 mos, Kolkata, West Bengal, India

Education

Bachelor of Technology - BTech, Applied electronics and Instrumentation, Heritage Institute of Technology

Harshita Kumari - Staff Data Engineer in Bengaluru South | Tal