Data Specialization Expert

2 weeks ago


kolkata, India beBeeDataSpecialist Full time

Job OverviewWe are seeking a skilled professional to assume the role of Quality and Analytics Specialist, responsible for ensuring the accuracy, reliability, and quality of data workflows executed through Notebook/JupyterLab and data platforms.This position requires a unique blend of technical expertise and analytical skills to validate JupyterLab notebooks for logic accuracy, data transformation, and analytical correctness.The successful candidate will be responsible for performing backend data validation using complex SQL queries and Python-based comparison scripts, as well as testing data pipelines developed using Spark/PySpark and associated libraries.Key Responsibilities:Data & Notebook Quality Assurance: Validate JupyterLab notebooks for logic accuracy, data transformation, and analytical correctness.Data Validation & Reconciliation: Perform backend data validation using complex SQL queries and Python-based comparison scripts.Pipeline & Platform Testing: Test data pipelines developed using Spark/PySpark and associated libraries.Test Planning & Reporting: Design detailed test cases covering notebook execution, data integrity, and analytical accuracy.Required Skills:Strong Python scripting for data validation and automation.Experience testing JupyterLab or notebook-based workflows.Hands-on validation of data logic using Pandas, NumPy, PySpark, Apache Sedona (GeoSpark), and/or GeoMesa.Strong SQL expertise for reconciliation and analysis.Experience testing Spark-based data pipelines.


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