Aarthi Gunabalan
Bentonville,AR
Summary
- Highly organized and detail-oriented professional with 16+ years of progressive experience in all phases of the software development lifecycle. 9+ years of experience in Big Data technologies like Hive, HDFS, Sqoop, Oozie, Spark etc, programming languages like Python/ C#, Visualization technologies like ThoughtSpot/ Tableau.
- Proficient in Cloud Technologies like GCS, BigQuery, DataStudio
- 4+ years of Front-End development experience using C# .Net and JavaScript.
Overview
17
17
years of professional experience
Work History
Staff Software Engineer
Wal-Mart Labs
Bentonville, AR
12.2011 - Current
- Designed Data pipelines for Cloud, On-Prem DataLake using GCP, Spark and Hadoop
- Designed future state Datalake Cloud Architecture for On-Prem Datalake environment
- Conducted Big Data POC to create serverless applications using GCP using underlying GCS
- Led team of 6 engineers and architected solutions
- Automated code reviews integrated with Github using Python and YAML to cut review time by 80%
- Experience creating front-end applications
- Enabled CI/CD using YAML based framework for build and deployment
- Expertise in ThoughtSpot for Visualization and MITI for Data Lineage
Senior Associate
Cognizant Technology Solutions Corp
Teaneck, NJ
08.2005 - 11.2011
Clients: Walgreens Inc, Excellus Inc, JP Morgan Chase, Fleetcor Inc
- Created and managed batch ETL pipelines to Data Warehouse
- Engaged in UX design and created interactive front-end applications using C#.Net and AJAX
- Mentored juniors and involved in talent acquisition
Education
Master of Science - Computer Applications
Anna University
India2005
Bachelor of Commerce - Commerce
Stella Maris College
India2002
Skills
- Cloud Technologies: GCP, GCS, BigQuery, DataStudio
- Hadoop Ecosystem: MapReduce, Hive, Spark, Sqoop, Oozie
- ETL/DW Tools: Datastage, Informatica, Abinitio, SSIS
- Data Visualization: ThoughtSpot, Tableau, OBIEE, Tableau,
- Relational Databases: Oracle, SQL Server, Teradata, DB2, Informix
- Schedulers: Airflow, Automic, CA7, Adtempus
- Programming Languages: Python, SQL, PL/SQL, UNIX Shell, Perl, C#
- Front-End Technologies: HTML, JS
Additional Information
Apache Spark | GCP Data Engineer Learning Path | Databricks | Programming with Python | Agile Practices VI. CI/CD Workshop
Accomplishments
Customer Appreciation with Cash Reward by Walmart Finance team | Participated in Hackathon '18 by Walmart | Nominated to present at Grace Hopper '19 by Walmart | Associate of the Quarter award
Timeline
Staff Software Engineer
Wal-Mart Labs
12.2011 - Current
Senior Associate
Cognizant Technology Solutions Corp
08.2005 - 11.2011
Master of Science - Computer Applications
Anna University
Bachelor of Commerce - Commerce
Stella Maris College