Dhakshayeni Periyasamy

• Contributed to the design and implementation of scalable data architectures, resulting in improvement in system performance and assisted in the development of data models, supporting efficient query response times, and improving overall data accessibility • Improved data processing pipelines, resulting in reduced processing errors and enhanced data consistency and quality across diverse datasets • Implemented efficient data storage solutions, optimizing Azure Blob Storage utilization for cost savings, and established data retention policies to ensure compliance while reducing storage clutter • Managed robust ETL processes with Azure Data Factory, significantly improving data integration efficiency and processing substantial volumes of data that ensured accuracy and reliability in downstream analytics • Managed and optimized data warehousing operations using Snowflake, facilitating real-time data analytics and improving overall data performance, resulting in increased data-driven decision-making capabilities and operational efficiency • Participated in the implementation of strong data encryption mechanisms, bolstering data security and played a key role in conducting regular audits to ensure data integrity and compliance with regulatory requirements • Identified and addressed performance bottlenecks to significantly improve query execution time and conducted performance tuning on Azure Synapse Analytics, leading to an increase in overall system efficiency • Migrating the On Prem tables to Azure Databricks to include the KPI columns and optimizing the tables • Stayed current with the latest Azure Data Services through continuous learning and certifications, mentored junior team members, contributing to their professional growth, and fostering a collaborative work environment

Sep 2009 - May 2012 • Led extensive testing initiatives across diverse data sets, ensuring high accuracy, completeness, and consistent data quality standards and implemented systematic testing procedures that significantly reduced data quality issues, fostering a data environment characterized by increased accuracy and minimized discrepancies • Developed and executed comprehensive test plans and strategies for effective data validation and verification, leading to improved testing efficiency and a significant reduction in the time required for data validation processes • Collaborated with cross-functional teams to establish testing objectives and priorities, fostering increased alignment between testing efforts and overarching business goals • Applied advanced data profiling techniques to identify anomalies, patterns, and trends, enhancing early detection of potential data issues and contributing to a significant reduction in data-related incidents • Spearheaded the implementation of robust quality assurance processes, resulting in a notable reduction in data discrepancies and improved data accuracy throughout the data lifecycle • Utilized testing tools and automation scripts to streamline data testing processes staying updated on industry-standard testing tools and incorporating them into the testing framework