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oracle

Big Data Lead

Hexaware Technologies
USA
Full-time
Lead
Discovered 1 months ago
awsaws-glueazureazure-data-factoryjenkinsredshift

Full Job Posting

Database Development & Management

  • Strong experience in SQL development and query optimization.
  • Hands-on experience with Snowflake (preferred), Oracle, or any relational database.
  • Understanding of database indexing, partitioning, and performance tuning.. ETL/ELT Development
  • Expertise in ETL/ELT development, preferably using Talend (or any other ETL tool).
  • Strong proficiency in Advanced SQL scripting for data transformation and processing.
  • Ability to design, develop, and optimize data pipelines for structured/unstructured data.
  • Experience in error handling, logging, and recovery mechanisms for ETL processes. Data Warehousing & Modeling
  • Understanding of Data Warehousing concepts, including Star Schema and Dimension Modeling.
  • Hands-on experience with Snowflake (preferred) or other cloud/on-prem data warehouses.
  • Ability to design and maintain Fact and Dimension tables for analytics and reporting.
  • Knowledge of data partitioning and performance tuning techniques in DWH environments. CI/CD & Version Control (Good to Have, Not Core Focus)
  • Experience using GIT for version control of ETL scripts and database objects.
  • Exposure to CI/CD tools like TeamCity (preferred), Jenkins, or Azure DevOps for ETL deployment automation.
  • Understanding of branching strategies, merging, and automated deployments for ETL processes.
  • Familiarity with scheduled job execution and monitoring via CI/CD tools. Cloud Exposure (Good to Have, Not Core Focus)
  • Basic familiarity with Azure or AWS cloud environments.
  • Understanding of Snowflake on Azure/AWS or Redshift on AWS (data storage, querying, and schema management).
  • Exposure to cloud storage solutions (Azure Blob, AWS S3) for data ingestion and staging.
  • Awareness of cloud-based ETL services (Azure Data Factory, AWS Glue) – preferred but not required.

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