
Big Data Developer
5 days ago
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Big Data Developer
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Zenith Infotech .
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This range is provided by Zenith Infotech. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.
Base pay range
Job Scope:
Using the Talend ETL toolset, to create new and maintain existing ETL jobs.
Design and implement ETL for extracting and transforming data from sources such as Hive, PostgreSQL, and SQL Server databases.
Design and develop database tables with necessary constraints as required.
Collaborate with team members to understand source system structures, data retrieval methods, and tools within the organization.
Support data transformation logic development using ETL tools or scripting languages like SQL, Python, etc.
Clean, validate, and transform data to meet target schema and quality standards.
Participate in troubleshooting activities to maintain data integrity and process efficiency.
Required Skills
Experience with Talend, Python, and Spark.
Good knowledge and experience in Datalake and Hadoop (Hive, Impala, HDFS).
Hands-on experience designing, developing, and optimizing Talend Big Data jobs leveraging Spark engine.
Understanding of Spark Catalyst Optimizer and Spark executor parameters for query optimization.
Strong experience in data warehousing and data modeling techniques.
Knowledge of visualization and analytics tools.
Good interpersonal skills and positive attitude.
Seniority level
Not Applicable
Employment type
Contract
Job function
Engineering and Information Technology
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