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Prateek SinghPS
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Prateek Singh

@prateeksingh10

Senior Data Engineer at Celebal Technologies leading BlueScope’s Oracle-to-Databricks migration and guiding 24 developers.

India
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At Celebal Technologies, I’m leading BlueScope Buildings North America’s migration of legacy Oracle EBS, ODI, Oracle Data Warehouse, and OBIEE ecosystems to Azure Databricks. I designed metadata-driven migration frameworks and a Medallion Architecture for scalable ingestion, transformation, and analytics.

I lead 24 developers, including four Senior Data Engineers, across technical design, delivery, and governance. I also established source-to-target lineage, reconciliation, and data quality frameworks to support migration accuracy and business validation.

At Greenprint, I architected PostgreSQL data models for an ESG platform, supporting real-time reporting on carbon emissions and diversity. I also integrated ERP data with third-party verification services using Azure Data Factory, reducing manual reconciliation effort by 60%.

At Singapore Airlines Services and HDFC Bank, I delivered streaming and data pipeline work for flight operations and financial reporting. My projects included a reusable framework that reduced pipeline onboarding time by 50%, and Databricks optimisations at HDFC Bank that cut compute costs by 40%.

Experience

Work history, roles, and key accomplishments

CT
Current

Technical Lead

Celebal Technologies

Apr 2026 - Present (6 months)

Led end-to-end migration of legacy Oracle EBS, ODI, Oracle Data Warehouse, and OBIEE ecosystems to Azure Databricks. Architected metadata-driven migration frameworks and designed Medallion Architecture for scalable ingestion and analytics.

CT

Senior Data Engineer

Celebal Technologies

Mar 2024 - Mar 2026 (2 years)

Architected and implemented scalable PostgreSQL data models for an ESG sustainability platform, incorporating carbon-emission and diversity metrics. Designed and deployed a Role-Based Access Control (RBAC) framework and led ERP integration with third-party verification services.

HB

Data Engineer

HDFC Bank

Jun 2022 - Nov 2023 (1 year 5 months)

Architected and deployed end-to-end Medallion Architecture data pipelines sourcing from EventHub, ADLS Gen2, SQL databases, and Pentaho, processing 10 TB+ of financial data daily. Migrated legacy Hive and JavaScript queries to PySpark and Spark SQL, reducing compute costs by 40% and job run-times by 55%.

Education

Degrees, certifications, and relevant coursework

CP

CDAC ACTS, Pune

PG Diploma in Big Data Analytics, Big Data Analytics

Completed a PG Diploma in Big Data Analytics from CDAC ACTS, Pune in 2021.

NU

Nehru Gram Bharti University

M.Sc., Physics

Completed a Master of Science in Physics from Nehru Gram Bharti University in 2019.

UA

University of Allahabad

B.Sc., Mathematics

Completed a Bachelor of Science in Mathematics from the University of Allahabad in 2017.

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