Summary
Overview
Work History
Education
Skills
Disclaimer
Timeline
Generic

ELAN THAMIZHAN

Data Engineer
Chennai

Summary

Experienced Data Engineer with 9.5 years of expertise in designing and developing robust, scalable, and efficient data pipelines and solutions. Proficient in managing large-scale data processing, integration, and transformation using tools such as Apache Spark, PySpark, Python, Databricks, and SQL Server. Skilled in cloud data platforms like AWS (S3, Glue, Athena) and GCP. Strong background in writing optimized SQL queries and overseeing data flows for analytical and business use cases. Passionate about constructing high-performance data systems to facilitate strategic business decisions.

Overview

10
10
years of professional experience

Work History

Data Engineer

Saama Technologies
04.2023 - Current
  • Project: ACW | Client: Ascension
  • Built scalable data pipelines using PySpark on Databricks for healthcare data transformation
  • Standardized raw data from multiple payers as per mapping specifications
  • Implemented domain-specific data validations and authored unit test documentation

Data Engineer

Accenture
09.2021 - 12.2022
  • Project: GBS | Client: Cigna
  • Developed ETL pipelines to convert raw data into FHIR-compliant JSON using PySpark
  • Utilized AWS Glue for job orchestration and scheduling
  • Participated in data quality validation and unit testing

Data Engineer

Agilisium
08.2020 - 08.2021
  • Project: GDNA | Client: Amgen
  • Developed automation scripts using Databricks REST API to monitor and optimize compute resource usage
  • Created analytical dashboards and cluster cost reports using PySpark
  • Scheduled and managed jobs using cron

Data Engineer

Tech Mahindra Ltd
04.2019 - 07.2020
  • Project: Product Planning & Data Analytics | Client: Nissan
  • Designed and developed Spark-based data pipelines to analyze vehicle price competitiveness
  • Processed structured and unstructured datasets using Hadoop and Spark
  • Scheduled ETL workflows using Oozie

SQL/Data Engineer

CVIAC Consulting Pvt Ltd
07.2015 - 03.2019
  • Project 1: Allegis Global Solutions
  • Developed stored procedures, views, and backend data logic for HR and payroll applications
  • Maintained and troubleshot data modules, and created job alerts for scheduled tasks
  • Project 2: Dubai Transport (Dutco Group)
  • Designed backend data flows and performed unit testing across payroll and time management systems
  • Created reusable database scripts and resolved production issues

Education

Bachelor of Engineering - Electronics And Communication Engineering

Magna College of Engineering, Anna University
Chennai, India
04.2001 -

Skills

Data Engineering & Big Data: Apache Spark, PySpark, Hadoop, HDFS and Databricks

Disclaimer

I hereby declare that the above information is true and correct to the best of my knowledge and belief.

Timeline

Data Engineer

Saama Technologies
04.2023 - Current

Data Engineer

Accenture
09.2021 - 12.2022

Data Engineer

Agilisium
08.2020 - 08.2021

Data Engineer

Tech Mahindra Ltd
04.2019 - 07.2020

SQL/Data Engineer

CVIAC Consulting Pvt Ltd
07.2015 - 03.2019

Bachelor of Engineering - Electronics And Communication Engineering

Magna College of Engineering, Anna University
04.2001 -

Similar Profiles

CREATE PROFILE
ELAN THAMIZHANData Engineer