ZS

Senior Applied AI Scientist

Zscaler Softech
Bangalore4-8 LPA Posted 18 Jun 2025
FULL TIME
Machine Learning
Data Security
Pyspark
Azure
Sql Queries

Job Description

What You'll Do:

  • Write complex SQL queries for data extraction, perform exploratory data analysis (EDA) to uncover insights.
  • Strong proficiency in Python and Py Spark for scalable data processing and analytics.
  • Create, transform, and optimize features to enhance model performance.
  • Train, evaluate, and maintain machine learning models in production.
  • Write efficient, maintainable, and version-controlled code that handles large datasets.
  • Regularly update internal teams and clients on project progress, results, and insights.
  • Conduct hypothesis testing and experiment analysis to drive data-driven decisions using AB testing.
  • Scaling machine learning algorithms to work on massive data sets and strict SLAs.
  • Automate operations pipeline which runs on regular intervals to update required datasets.

What You'll Bring:

  • A master s or bachelor s degree in computer science or a related field from a top university.
  • 4+ years of hands-on experience in Machine Learning (ML) or Data Science with a focus on building scalable solutions.
  • Strong programming expertise in Python and PySpark is must.
  • Proven ability to write highly optimized SQL queries for efficient data extraction and transformation.
  • Experience in feature engineering, inferencing pipelines, and real-time model prediction deployment.
  • Strong fundamentals in applied statistics, with expertise in A/B test design and hypothesis testing.
  • Solid understanding of distributed computing systems and hands-on experience with at least one cloud platform (GCP, AWS, or Azure)

Additional Skills

  • Understanding of Git, DevOps, CI / CD, data security, experience in designing on cloud platform.
  • Experienced in automating operations using job scheduler like Airflow
  • Experience in data engineering in Big Data systems
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