Arihant Jain

Arihant Jain

Senior Data Engineer | Azure Databricks | PySpark | SQL | Delta Lake | Unity Catalog | Data Governance
Mumbai , Maharashtra , India
Telugu, English, Hindi
Available Now

About Me

Senior Data Engineer with 4.3 years of experience in Azure lakehouse engineering, ETL/ELT pipeline development, SQL/PySpark transformation, data quality, data warehousing, data governance, and performance tuning. Strong …

Experience

Senior Data Engineer - Leading Fortune 500 Insurance Company

Deloitte Consulting, India
Apr 2024 - Present · 2 years 3 months

Designed ETL/ELT Azure lakehouse pipelines using Azure Data Factory, ADLS Gen2, Azure Databricks, Delta Lake, Unity Catalog, PySpark, SQL, and Power BI for ingestion, transformation, data governance, and reporting.
Migrated data processing from Azure Data Factory to Azure Databricks with Unity Catalog, consolidating extraction, transformation, and loading into a data governance-enabled platform that reduced costs and improved performance.
Optimized Databricks and PySpark workloads using parallel processing, reusable transformation logic, and on-demand execution, reducing file processing time by 30% and pipeline creation/execution time by 35%.
Implemented data quality, validation, and reconciliation checks across curated layers to improve downstream reporting reliability and reduce production issues.
Built production failure alerting for critical pipelines using Azure Logic Apps, improving monitoring visibility and reducing manual monitoring effort by 30%.
Automated Power BI dataset refreshes using Azure Data Factory and Power BI API calls, reducing manual dependency on the Power BI team by 20%.
Led 3 Data Engineers and 1 Power BI Developer by reviewing approaches, coordinating development, resolving blockers, and minimizing rework.

Senior Data Engineer - Leading Fortune 500 Insurance Company

Deloitte Consulting, India
Apr 2024 - Present · 2 years 3 months

Designed ETL/ELT Azure lakehouse pipelines using Azure Data Factory, ADLS Gen2, Azure Databricks, Delta Lake, Unity Catalog, PySpark, SQL, and Power BI for ingestion, transformation, data governance, and reporting., Migrated data processing from Azure Data Factory to Azure Databricks with Unity Catalog, consolidating extraction, transformation, and loading into a data governance-enabled platform that reduced costs and improved performance., Optimized Databricks and PySpark workloads using parallel processing, reusable transformation logic, and on-demand execution, reducing file processing time by 30% and pipeline creation/execution time by 35%., Implemented data quality, validation, and reconciliation checks across curated layers to improve downstream reporting reliability and reduce production issues., Built production failure alerting for critical pipelines using Azure Logic Apps, improving monitoring visibility and reducing manual monitoring effort by 30%., Automated Power BI dataset refreshes using Azure Data Factory and Power BI API calls, reducing manual dependency on the Power BI team by 20%., Led 3 Data Engineers and 1 Power BI Developer by reviewing approaches, coordinating development, resolving blockers, and minimizing rework.

Data Engineer - Leading Fortune 500 Agriculture Company

Deloitte Consulting, India
Mar 2023 - Apr 2024 · 1 year 1 month

Developed Bronze, Silver, and Gold pipelines in Azure Databricks using PySpark, Spark SQL, and Delta Lake for cleansing, transformation, data governance, enrichment, and curated modeling.
Contributed to the full SDLC, including requirement gathering, design, development, testing, deployment, documentation, and business evaluation using Agile methodologies.
Created stored procedures and functions for auditability, capturing record-level details in Azure Databricks and pipeline-level details in Azure Data Factory for data governance traceability.
Worked with product owners, business users, QA, and reporting teams to convert requirements into scalable Azure data engineering solutions.
Contributed to data modeling and data warehousing, including star schema design and SCD implementation patterns for analytical reporting.
Resolved business incidents with an average turnaround time of less than a day and supported QA and production deployments.

Data Engineer - Leading Fortune 500 Agriculture Company

Deloitte Consulting, India
Mar 2023 - Apr 2024 · 1 year 1 month

Developed Bronze, Silver, and Gold pipelines in Azure Databricks using PySpark, Spark SQL, and Delta Lake for cleansing, transformation, data governance, enrichment, and curated modeling., Contributed to the full SDLC, including requirement gathering, design, development, testing, deployment, documentation, and business evaluation using Agile methodologies., Created stored procedures and functions for auditability, capturing record-level details in Azure Databricks and pipeline-level details in Azure Data Factory for data governance traceability., Worked with product owners, business users, QA, and reporting teams to convert requirements into scalable Azure data engineering solutions., Contributed to data modeling and data warehousing, including star schema design and SCD implementation patterns for analytical reporting., Resolved business incidents with an average turnaround time of less than a day and supported QA and production deployments.

Data Engineer - Top North American Financial Institution

Deloitte Consulting, India
Mar 2022 - Mar 2023 · 1 year

Led technical data mapping across TPSS, SFDC, and MSD source systems for governed data integrity and Salesforce alignment.
Developed an enterprise-scale ETL pipeline using PySpark to migrate 2M+ customer records into Salesforce using AWS Glue, Amazon S3, AWS AppFlow, and Apache Airflow.
Implemented a PySpark data quality and data governance framework for validation of critical fields, improving migration accuracy and governance compliance for emails and phone numbers.
Reduced data ingestion time by 60% and deployment effort by 50% using PySpark distributed processing and modular, reusable pipeline templates.
Automated secure ingestion of 30,000+ customer attachments into Salesforce, eliminating manual processing and preserving record retention.

Data Engineer - Top North American Financial Institution

Deloitte Consulting, India
Mar 2022 - Mar 2023 · 1 year

Led technical data mapping across TPSS, SFDC, and MSD source systems for governed data integrity and Salesforce alignment., Developed an enterprise-scale ETL pipeline using PySpark to migrate 2M+ customer records into Salesforce using AWS Glue, Amazon S3, AWS AppFlow, and Apache Airflow., Implemented a PySpark data quality and data governance framework for validation of critical fields, improving migration accuracy and governance compliance for emails and phone numbers., Reduced data ingestion time by 60% and deployment effort by 50% using PySpark distributed processing and modular, reusable pipeline templates., Automated secure ingestion of 30,000+ customer attachments into Salesforce, eliminating manual processing and preserving record retention.

Skills

Python Amazon S3 Data Governance Data Modeling Data Quality GitLab Hadoop PySpark T-SQL CI/CD Power BI Salesforce Terraform SQL Advanced SQL Spark SQL Window Functions CTEs UDFs Query Tuning Azure Databricks Delta Lake Unity Catalog Databricks Workflows Delta Live Tables (DLT) Auto Loader Azure Data Factory ADLS Gen2 Azure SQL Database Azure Key Vault Azure Monitor ETL/ELT Lakehouse Architecture Medallion Architecture Schema Validation Apache Kafka Data Vault Data Warehousing Metadata Management Star Schema SCD Types Partitioning Z-Ordering Git Azure DevOps dbt Power BI Service Agile methodologies AWS Glue AWS AppFlow Apache Airflow
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