Talend ETL Developer

3 weeks ago

Chennai, India OptiSol Business Solutions Full time

Position: Talend ETL Developer (Talend Open Studio | BigQuery | PostgreSQL | Python | GCP)

Experience: 3–7 Years

Locations: Chennai | Madurai | Coimbatore | Hybrid

Work Timings: 7:00 PM – 4:00 AM IST


About the Role

We are looking for an experienced Talend ETL Developer with strong expertise in Talend Open Studio, BigQuery, PostgreSQL, and Python to join our team. The ideal candidate will be responsible for designing, developing, and optimizing complex ETL pipelines and ensuring seamless integration across cloud data platforms.

Key Responsibilities

  • Talend Data Integration (Talend Open Studio) – Design, build, and optimize complex ETL pipelines using Talend Open Studio and Talend Management Console (TMC).
  • BigQuery – Work extensively on Google BigQuery for data modelling, partitioning, clustering, and advanced SQL queries (CTEs, arrays, and window functions)
  • Python – Develop and automate ETL scripts using Python for data transformation and integration.
  • PostgreSQL – Optimize database performance and manage stored procedures, triggers, and materialized views in PostgreSQL.
  • Cloud (GCP) – Implement and manage workflows on Google Cloud Platform (GCP), including Pub/Sub, Dataflow, Dataprep, and Cloud Storage.
  • Version Control – Collaborate with DevOps teams to manage Git/GitHub version control, branching, and CI/CD pipelines using Jenkins


  • Nice to Have:
  • Experience with BigQuery ML (regression, classification, forecasting).
  • Exposure to advanced performance optimization for BigQuery slots and reservations.
  • Familiarity with offline-first data solutions and advanced integration strategies.

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