Rajeshwar A

Experience

1. Data Modeler

   Tata Consultancy Services

   Aug 2023 — Present · Mumbai, IN

   Designed comprehensive conceptual, logical, and physical data models supporting enterprise HR transformation initiatives globally.• Developed scalable fact and dimension models ensuring accurate reporting and analytics across multiple HR systems.• Utilized ER Studio extensively to build, maintain, and version control enterprise-level data models efficiently.• Re-engineered legacy EPM data structures into modernized schemas improving system performance and reporting accuracy significantly.• Collaborated within agile squad teams aligning data architecture with business requirements and organizational strategic goals.• Conducted data profiling and analysis to ensure high-quality data standards across integrated HR platforms.• Created reusable data modeling templates and standards to enforce consistency across multiple concurrent projects.• Automated repetitive modeling tasks using ER Studio macros enhancing productivity and reducing manual errors considerably.• Worked closely with ETL developers ensuring accurate implementation of designed data models into production pipelines.• Participated in architecture review boards providing recommendations for optimizing database design and storage strategies.• Supported offshore delivery aligned with EST working hours ensuring seamless communication with onshore stakeholders.• Performed impact analysis for schema changes minimizing risks associated with legacy system transformations effectively.• Documented all data models and maintained metadata repositories ensuring traceability and governance compliance standards.• Facilitated knowledge sharing sessions improving team understanding of advanced ER Studio capabilities and modeling techniques

Education

• Vidya Jyothi Institute Of Technology

  Bachelor's Degree, Information Technology