Senthil Alwarsamy

About Senthil Alwarsamy

20+ years of IT industry experience with hands-on experience in designing scalable, secured cloud (aws, google) based data solutions. Designed Cloud native data warehouses using cloud services such as gcs + Big Query, s3+ apache hudi + Redshift, Snowflake, Databricks, Delta Lake, OLTP / OLAP Data Modeling using ERwin 9.6, No SQL databases such as neo4j (certified), AWS dynamo db.Implemented s3, gcs based data lakehouses with apache hudi / iceberg table format, data pipelines to migrate TBs of data across cloud platforms. Designed reusable ingestion pipelines, real time / batch data processing pipelines. Designed message bus using ECS, RabbitMQ to enable real time communication thru WSS based connectivity between device app and platform modules.Hands-on experienced in handling big data using pyspark, dataproc, emr. Experience in data governance process and data regulations such as GDPR.Developing and implementing data governance policies and procedures to ensure data quality and integrity. Developing and maintaining data dictionaries, data models, and other documentation to provide a clear understanding of the organization\'s data assets.Experience in designing cloud / SQL / NoSQL databases by translating data requirements, develop / maintain conceptual, logical, physical data models, data dictionary, DDLs.Experience in Data Mapping Spec creation for the dev team from legacy files elements to newly created Cloud RDS table attributes, No SQL DB attributes (Dynamo DB). Experience in Conceptual / Logical / Physical Modeling (OLTP, OLAP) using tool ERwin, ETL data integration, transformation tool SAP BODS, PL/SQL, Oracle, DB2.Worked with IT stake holders and business owners to understand business and IT priorities thereby build an efficient data architecture plan and subsequently execute it.Adopt / build data architecture standards, principles and processes. Provide thought leadership for architectural and implementation initiatives.

Experience

1. Sr Staff Solution Architect

   BD

   May 2023 — Present · Franklin Lakes, NJ, US

   Design and Develop Data platform for Analytics.Ingestion module using kinesis, lambda, S3 / Glue for storage /Catalog.Data pipelines using EMR, Step function, Event Bridge schedule, Apache Hudi table format.Data Serving / Visualization layer implemented using Redshift MV, ThoughtspotData Governance layer use bedrock based claude model that use Glue, Dyanamo db, S3 as knowledge repository

Education

• SHNV Higher Secondary School

  +2, Mathematics and science

  1988 — 2000

• Coimbatore Institute of Technology

  Master of Science (MSc) Software Engineering, Computer Software Engineering

  2000 — 2005