Lead/Senior Big Data Tester_Exp: 7+ Years @ Atyeti

Job Description

Roles & Responsibilities

• Perform Big Data Testing to ensure data accuracy, completeness, and consistency across distributed systems.
• Validate data ingestion, transformation, and processing using SQL, Hive, and Spark.
• Execute source-to-target data validation including record counts, null checks, and data type validation.
• Write and execute complex SQL/Hive queries to validate large datasets.
• Develop and execute test plans, test cases, and test scripts.
• Validate Data Lake and Enterprise Data Warehouse applications.
• Perform performance and scalability testing for large data volumes.
• Support data migration testing and collaborate in an Agile environment.

Required Skills

• 5+ years of experience in Big Data Testing
• Strong expertise in SQL (joins, subqueries, aggregations, analytical queries)
• Hands-on experience with:
• Hadoop (HDFS)
• Apache Spark
• Hive
• Strong knowledge of:
• Data Warehousing concepts
• Big Data architecture
• Data models
• Experience validating large-scale datasets (TBs/PBs)
• Experience in Agile/Scrum methodology

Good to Have Skills

• Cloud experience on AWS or GCP
• AWS: S3, EMR, Glue
• GCP: BigQuery, Dataflow, Dataproc
• Data migration testing (on-prem to cloud/cloud to cloud)
• Unix/Linux commands for data and log validation
• Basic Python/Scala scripting for data validation

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Rs 0 - 50K PM Rs 50K - 1 LPA Rs 1.0 - 1.5 LPA Rs 1.5 - 2.0 LPA Rs 2.0 - 2.5 LPA Rs 2.5 - 3.0 LPA Rs 3.0 - 3.5 LPA Rs 3.5 - 4.0 LPA Rs 4.0 - 4.5 LPA Rs 4.5 - 5.0 LPA Rs 5 - 6 LPA Rs 6 - 7 LPA Rs 7 - 8 LPA Rs 8 - 9 LPA Rs 9 - 10 LPA Rs 10 - 12 LPA Rs 12 - 14 LPA Rs 14 - 16 LPA Rs 16 - 18 LPA Rs 18 - 20 LPA Rs 20 - 22 LPA Rs 22 - 24 LPA Rs 24 - 26 LPA Rs 26 - 28 LPA Rs 28 - 30 LPA Rs 30 - 32 LPA Rs 32 - 34 LPA Rs 34 - 36 LPA Rs 36 - 38 LPA Rs 38 - 40 LPA Rs 40 - 42 LPA Rs 42 - 44 LPA Rs 44 - 46 LPA Rs 46 - 48 LPA Rs 48 - 50 LPA Rs 50 - 75 LPA Rs 75 Lakh - 1C PA Rs 1 Crore+ PA

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Keyskills:   Unix Big Data/ETL Testing SQL Python Hive Big Data Testing GCP Hadoop HDFS Informatica AWS ETL Testing