Abhishek Sarkar

About Abhishek Sarkar

I am a Senior Data Engineer with over 10 years of experience in designing scalable data pipelines, optimizing ETL workflows, and modernizing data platforms across retail, healthcare, and financial domains.At ITC Infotech, I: Built Kafka → ODS → Snowflake pipelines processing daily records across APAC, EMEA, and NAE. Designed Snowflake transforms powering Rebuy & Forecasting models, reducing pipeline latency by 30% and accelerating planning for 500+ global stores. Improved eligibility logic across ODS and Snowflake, cutting discrepancies by 40%. Optimized Airflow DAGs for PO and Anaplan exports, improving uptime to 99.5% and reducing operational effort.Previously, at TCS, Cognizant, and Accenture, I led and developed ETL workflows (Informatica, SQL, Shell scripting) for Fortune 500 clients, achieving zero-defect deployments, faster batch windows, and cost-optimized workloads. My goal: bridge data engineering with Generative AI & ML-Ops — combining strong data foundations with AI-driven intelligence to deliver the next generation of business solutions.

Experience

1. Lead Consultant

   ITC Infotech

   Mar 2022 — Present · Kolkata, IN

   Designed real-time ingestion pipelines from Kafka to Snowflake.Automated ETL with Airflow DAGs, achieving 99.5% uptime.Reduced Snowflake compute cost by 20% annually via warehouse tuning.Delivered data products supporting global retail forecasting & rebuy models.

Education

• SAROJ MOHAN INSTITUTE OF TECHNOLOGY

  Bachelor of Technology (B.Tech.), ELECTRONICS AND INSTRUMENTATION ENGINEERING

  2010 — 2014

Skills

• Agile Project Management
• Netezza
• Software Development
• Sdlc
• Aginity Workbench for Puredata System for Analytics
• Data Warehousing
• Informatica Powercenter 9.1
• Mysql
• Unix
• Business Intelligence
• Agile Methodologies
• Extract, Transform, Load (Etl)
• Etl
• Team Management
• Oracle
• Requirements Analysis
• Autosys
• Sql
• Shell Scripting
• Pl/Sql
• Data Analysis
• Winsql
• Teradata