Yuvaraj K.
Data Modeler| Data Architect | Data Analysis
- Role
- Data Architect Data Modeler at Petabyte Technologies
- Location
- Seattle, WA, US
- LinkedIn followers
- 500 followers
About Yuvaraj K.
Solutions-oriented, efficient and dependable Data Modeler/Architect with significant experience designing and developing Logical, Physical data models in various subject areas including SCM, CRM, Product. Proven ability to provide creative and effective solutions through the application of highly developed problem solving skills. Strong communication skills. Excel in fast-paced, Agile/Scrum environments.
Experience
Data Architect Data Modeler
Oct 2015 — Present
Over 14 years of experience in Data Architecture, Data Modeling, and Integration across Financial, Healthcare, and Telecom domains.• Skilled in designing scalable data models (3NF, Dimensional, Data Vault 2.0) and Lakehouse architectures using tools like Erwin, Power Designer, Snowflake, Databricks, and DBT.Clients:• National Grid, Waltham, MA (May 2025 – Feb 2026): Designed and implemented scalable logical and physical data models in ER/Studio and Snowflake for Work Orders, Assets, and Meter domains, integrating EAM/CMMS, MDM, GIS, and CIS systems while defining standards (PK/FK, surrogate keys, naming conventions) and optimizing performance for analytics and BI reporting. • BCBS California -(Jan 2024 – April 2025): Modeled healthcare data (Claims, EMR/EHR, RxNorm, FACETS) using Data Vault 2.0 on Snowflake; integrated Cerner/Epic for analytics and RCM.• T-Mobile – (Jan 2023 – Dec 2023): Designed Lakehouse and ML-ready data models on Databricks and Snowflake; migrated Teradata to Snowflake, modeled Order JSON and CRM data.• United HealthCare – (Jan 2020 – Dec 2022): Built EDW models using IBM UDMH, mapped HL7/FHIR data, standardized EMR and Claims data for enterprise reporting.• T-Mobile – (Oct 2015 – Dec 2019): Designed Lakehouse and ML-ready data models on Databricks and Snowflake; migrated Teradata to Snowflake, modeled Order JSON and CRM data.• National Australia Bank– (Aug 2010 – Dec 2013): Designed financial data marts (Escrow, Collateral, Securitization); used reverse/forward engineering for Oracle & SQL Server platforms.• Proficient in NoSQL (Cassandra, MongoDB), metadata management, and integrating EHR, FHIR, and RCM systems for unified analytics.• Strong stakeholder collaboration, data governance practices, and data quality audits to ensure robust data foundation for reporting, ML, and BI needs.
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