Developer
TATA Consultancy Services Ltd.
Jersey City, NJ
Job posting number: #7308637 (Ref:tsc-363037)
Posted: May 20, 2025
Job Description
Job Title:
ETL Developer
Work Location (State, City and Zip)
Jersey city, NJ
Must Have Technical/Functional Skills
· Bachelor’s degree in computer science, Information Systems, or related field.
· 8–10 years of professional experience in ETL development and data integration.
· Hands-on expertise in at least one major ETL tool (e.g., Informatica, Talend, SSIS, DataStage).
· Strong SQL skills, with experience in performance tuning and complex queries.
· Experience working with relational databases (e.g., Oracle, SQL Server, PostgreSQL) and data
warehouses (e.g., Snowflake, Redshift, BigQuery).
· Strong understanding of data modeling (star/snowflake schemas), normalization, and metadata
management.
· Experience with version control tools (e.g., Git), CI/CD pipelines, and deployment automation.
Roles & Responsibilities
· Design, develop, and optimize complex ETL workflows using tools like Informatica, Talend,
DataStage, SSIS, or equivalent.
· Build robust data pipelines to extract, transform, and load data from various sources (structured
and unstructured).
· Develop and maintain data warehouses, data marts, and operational data stores.
· Work closely with data architects to implement scalable and reusable ETL solutions aligned with
architectural standards.
· Perform data profiling, cleansing, and validation to ensure data quality. · Tune ETL processes for optimal performance and efficiency. · Monitor daily ETL processes, identify failures, and resolve issues in a timely manner. · Participate in code reviews, documentation, and deployment processes. · Collaborate with business and analytics teams to understand data requirements and translate them into technical solutions. · Ensure data governance, security, and compliance standards are upheld.
Generic Managerial Skills, If any
· Experience with cloud platforms like AWS, Azure, or GCP and cloud-based ETL tools (e.g., AWS
Glue, Azure Data Factory).
· Familiarity with Python or Shell scripting for automation.
· Knowledge of data governance and data quality frameworks.
· Exposure to real-time data streaming technologies (e.g., Kafka, Spark Streaming) is a plus.
Salary Range- $130,000-$150,000 a year