Data Specialist
Tata Consultancy Services
2 - 5 years
Chennai
Posted: 20/03/2026
Job Description
Greeting from TCS!
We have an opening for Java developer.
Experience :3+Yrs
Location : Chennai/Pune/Kolkata
Mode of interview : Face to Face (21st Mar,Saturday)
Key Responsibilities
Design and implement data pipelines using AWS (Glue, EMR, Lambda) or GCP (Dataflow, BigQuery, Cloud Functions)
Develop ETL/ELT workflows to ingest, transform, and load structured and unstructured data
Build and maintain data lakes and data warehouses using Redshift, Snowflake, or BigQuery
Optimize data storage and retrieval for performance and cost-efficiency
Ensure data quality, governance, and security across all stages of the pipeline
Collaborate with cross-functional teams to support analytics, machine learning, and reporting needs
Required Skills
Strong programming skills in Python, SQL, or Scala
Hands-on experience with cloud-native data services (e.g., AWS Glue, S3, Athena, Redshift; or GCP BigQuery, Dataflow, Pub/Sub)
Familiarity with data modeling, partitioning, and schema design
Experience with workflow orchestration tools like Apache Airflow or Cloud Composer
Proficiency in CI/CD practices, Git, and infrastructure-as-code (e.g., Terraform, CloudFormation)
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