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Returnship - AWS Data Engineer

Chennai, Tamil Nadu, India

Pay
Pay not listed
Work setting
Hybrid — work setting source
Work setup in the employer’s posting: hybrid remote
From the employer’s posting
Employment
Full-time — employment source
Employment type in the employer’s posting: Full-time
From the employer’s posting
Apply at Cognizant

What you’ll work on

Full posting
  • Build and manage ETL/ELT workflows for structured and unstructured data

  • Design and maintain Data Lakes on AWS

  • Ingest data from APIs, databases, files, and streaming platforms

  • Monitor, troubleshoot, and optimize data workflows and Spark applications

From the employer’s posting
Build and manage ETL/ELT workflows for processing structured and unstructured data.
Design and maintain Data Lakes on AWS.
Perform data ingestion from multiple sources including APIs, databases, files, and streaming platforms.
Monitor, troubleshoot, and optimize data workflows for performance and reliability.

What you’ll bring

All qualifications

Core experience

  • Strong expertise in Python
  • Hands-on experience with PySpark
  • Proficiency in SQL and query optimization
Qualification wording
Strong expertise in Python
Hands-on experience with PySpark
Proficiency in SQL and query optimization

Tools in this posting

  • Python
  • SQL
  • AWS
  • Spark
  • PySpark
Source — Tool mentions in context
Key Responsibilities - Design, develop, and maintain scalable data pipelines using Python and PySpark. - Build and manage ETL/ELT workflows for processing structured and unstructured data.
Mandatory Skills - Strong expertise in Python - Hands-on experience with PySpark
- Hands-on experience with PySpark - Proficiency in SQL and query optimization
- Develop and optimize Spark applications to handle large-scale datasets efficiently. - Implement cloud-native data solutions using AWS services. - Design and maintain Data Lakes on AWS.
- Implement cloud-native data solutions using AWS services. - Design and maintain Data Lakes on AWS. - Perform data ingestion from multiple sources including APIs, databases, files, and streaming platforms.
- Build and manage ETL/ELT workflows for processing structured and unstructured data. - Develop and optimize Spark applications to handle large-scale datasets efficiently. - Implement cloud-native data solutions using AWS services.
- Strong expertise in Python - Hands-on experience with PySpark - Proficiency in SQL and query optimization

Posting record

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Status in our records
Live
First seen by us
Sep 18, 2026 · 41 days ago
Recorded sightings
113
Last seen by us
Oct 29, 2026

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Your next step

  • Have your resume and examples of relevant work ready.
  • Check the listed location, eligibility and core experience before starting.
  • Ask the employer about the pay range before committing time to the process.

Complete your application on careers.cognizant.com. The employer’s form will show what is required.

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Job description

View original posting ↗

Returnship -

Key Responsibilities

  • Design, develop, and maintain scalable data pipelines using Python and PySpark.
  • Build and manage ETL/ELT workflows for processing structured and unstructured data.
  • Develop and optimize Spark applications to handle large-scale datasets efficiently.
  • Implement cloud-native data solutions using AWS services.
  • Design and maintain Data Lakes on AWS.
  • Perform data ingestion from multiple sources including APIs, databases, files, and streaming platforms.
  • Monitor, troubleshoot, and optimize data workflows for performance and reliability.
  • Ensure data quality, integrity, security, and governance standards are followed.
  • Implement automation and orchestration of data workflows using scheduling tools.
  • Collaborate with cross-functional teams for requirement gathering and solution design.
  • Conduct code reviews, unit testing, and performance tuning.
  • Prepare technical documentation and deployment procedures.
  • Support production incidents and perform root cause analysis.

Mandatory Skills

  • Strong expertise in Python
  • Hands-on experience with PySpark
  • Proficiency in SQL and query optimization


Source details

View original posting ↗

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Pay

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Location & working pattern

Chennai, Tamil Nadu, India

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