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Pyspark

Cognizant

2 - 5 years

Kolkata

Posted: 27/10/2025

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Job Description

Skill: Pyspark

Experience: 6 to 9 years

Location: AIA Kolkata

Job description : Responsibilities

  • Develop and maintain scalable data pipelines using Python and PySpark.
  • Collaborate with data engineers and data scientists to understand and fulfill data processing needs.
  • Optimize and troubleshoot existing PySpark applications for performance improvements.
  • Write clean, efficient, and well-documented code following best practices.
  • Participate in design and code reviews.
  • Develop and implement ETL processes to extract, transform, and load data.
  • Ensure data integrity and quality throughout the data lifecycle.
  • Stay current with the latest industry trends and technologies in big data and cloud computing.

Qualifications

  • Proven experience as a Python Developer with expertise in PySpark.
  • Strong understanding of big data technologies and frameworks.
  • Experience with distributed computing and parallel processing.
  • Proficiency in SQL and experience with database systems.
  • Solid understanding of data engineering concepts and best practices.
  • Ability to work in a fast-paced environment and handle multiple projects simultaneously.
  • Excellent problem-solving and debugging skills.
  • Strong communication and collaboration abilities.

About Company

Cognizant is a global leader in technology and consulting services, helping businesses transform their operations through digital solutions. Specializing in IT services, including software development, business process outsourcing, and consulting, Cognizant supports clients across industries such as healthcare, financial services, manufacturing, and retail. With a focus on innovation, Cognizant assists organizations in modernizing their technology, improving operational efficiency, and enhancing customer experiences. Headquartered in the U.S., it is consistently ranked among the most admired companies in the world and is a member of the NASDAQ-100.

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