RESUME AND JOB
Cognizant
AIA-Chennai
1. Job Title : Sr. Developer 2. Job Summary : We are seeking a highly skilled Sr. Developer with 8 to 12 years of experience in Big Data and AWS technologies. The ideal candidate will have expertise in AWS EC2 AWS EMR Amazon S3 Apache Spark and Python. This role involves working in a hybrid model with a focus on developing and optimizing data solutions. The candidate will contribute to impactful projects that enhance our data capabilities and drive business success. 3. Experience : 8 - 12 years 4. Required Skills : Technical Skills: Big Data AWS EC2 AWS EMR Amazon S3 Apache Spark Python Domain Skills: 5. Nice to have skills : Domain Skills:Database Management Data Visualization Data Analysis 6. Technology : Cloud Modernization/Migration 7. Shift : Day 8. Responsibilities : - Develop and implement scalable data solutions using Big Data technologies to meet business requirements. - Optimize and maintain AWS EC2 and AWS EMR instances to ensure efficient data processing and storage. - Utilize Amazon S3 for data storage and management ensuring data integrity and accessibility. - Leverage Apache Spark for data processing and analysis enhancing performance and scalability. - Write and maintain Python scripts for data manipulation and automation tasks. - Collaborate with cross-functional teams to integrate data solutions into existing systems. - Monitor and troubleshoot data pipelines to ensure smooth operation and minimal downtime. - Provide technical guidance and support to junior developers and team members. - Conduct code reviews to ensure adherence to best practices and coding standards. - Stay updated with the latest trends and advancements in Big Data and AWS technologies. - Contribute to the design and architecture of data solutions ensuring alignment with business goals. - Document technical specifications and processes for future reference and knowledge sharing. - Participate in agile development processes contributing to sprint planning and retrospectives. Qualifications - - Possess strong expertise in Big Data technologies and AWS services including EC2 EMR and S3. - Demonstrate proficiency in Apache Spark for data processing and analysis. - Exhibit advanced skills in Python programming for data manipulation and automation. - Have experience in database management data visualization and data analysis as a nice to have. - Show ability to work effectively in a hybrid work model collaborating with remote and on-site teams. - Display excellent problem-solving skills and attention to detail. - Communicate effectively with technical and non-technical stakeholders. 9. Job Location : Primary Location :INMHPUNA09(ITIND COG Deccan Campus (CDC) SEZ) Alternate Location :NA NA Alternate Location 1 :NA NA 10. Job Type : Sr. Associate - Projects [60PM00] 11. Demand Requires Travel? : No 12. Certifications Required : NA
The Cognizant community:
We are a high caliber team who appreciate and support one another. Our people uphold an energetic, collaborative and inclusive workplace where everyone can thrive.
About us:
Cognizant is one of the world's leading professional services companies, transforming clients' business, operating, and technology models for the digital era. Our unique industry-based, consultative approach helps clients envision, build, and run more innovative and efficient businesses. Headquartered in the U.S., Cognizant (a member of the NASDAQ-100 and one of Forbes World’s Best Employers 2025) is consistently listed among the most admired companies in the world. Learn how Cognizant helps clients lead with digital at www.cognizant.com
Cognizant is an equal opportunity employer. Your application and candidacy will not be considered based on race, color, sex, religion, creed, sexual orientation, gender identity, national origin, disability, genetic information, pregnancy, veteran status or any other characteristic protected by federal, state or local laws.
If you have a disability that requires reasonable accommodation to search for a job opening or submit an application, please email CareersNA2@cognizant.com with your request and contact information.
Disclaimer:
Compensation information is accurate as of the date of this posting. Cognizant reserves the right to modify this information at any time, subject to applicable law.
Applicants may be required to attend interviews in person or by video conference. In addition, candidates may be required to present their current state or government issued ID during each interview.
800,000 - 1,500,000 INR / yearly
Source: ai estimated
* This is an estimated range based on market data and may vary based on experience and qualifications.
2
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Cognizant
AIA-Chennai
1. Job Title : Sr. Developer 2. Job Summary : We are seeking a highly skilled Sr. Developer with 8 to 12 years of experience in Big Data and AWS technologies. The ideal candidate will have expertise in AWS EC2 AWS EMR Amazon S3 Apache Spark and Python. This role involves working in a hybrid model with a focus on developing and optimizing data solutions. The candidate will contribute to impactful projects that enhance our data capabilities and drive business success. 3. Experience : 8 - 12 years 4. Required Skills : Technical Skills: Big Data AWS EC2 AWS EMR Amazon S3 Apache Spark Python Domain Skills: 5. Nice to have skills : Domain Skills:Database Management Data Visualization Data Analysis 6. Technology : Cloud Modernization/Migration 7. Shift : Day 8. Responsibilities : - Develop and implement scalable data solutions using Big Data technologies to meet business requirements. - Optimize and maintain AWS EC2 and AWS EMR instances to ensure efficient data processing and storage. - Utilize Amazon S3 for data storage and management ensuring data integrity and accessibility. - Leverage Apache Spark for data processing and analysis enhancing performance and scalability. - Write and maintain Python scripts for data manipulation and automation tasks. - Collaborate with cross-functional teams to integrate data solutions into existing systems. - Monitor and troubleshoot data pipelines to ensure smooth operation and minimal downtime. - Provide technical guidance and support to junior developers and team members. - Conduct code reviews to ensure adherence to best practices and coding standards. - Stay updated with the latest trends and advancements in Big Data and AWS technologies. - Contribute to the design and architecture of data solutions ensuring alignment with business goals. - Document technical specifications and processes for future reference and knowledge sharing. - Participate in agile development processes contributing to sprint planning and retrospectives. Qualifications - - Possess strong expertise in Big Data technologies and AWS services including EC2 EMR and S3. - Demonstrate proficiency in Apache Spark for data processing and analysis. - Exhibit advanced skills in Python programming for data manipulation and automation. - Have experience in database management data visualization and data analysis as a nice to have. - Show ability to work effectively in a hybrid work model collaborating with remote and on-site teams. - Display excellent problem-solving skills and attention to detail. - Communicate effectively with technical and non-technical stakeholders. 9. Job Location : Primary Location :INMHPUNA09(ITIND COG Deccan Campus (CDC) SEZ) Alternate Location :NA NA Alternate Location 1 :NA NA 10. Job Type : Sr. Associate - Projects [60PM00] 11. Demand Requires Travel? : No 12. Certifications Required : NA
The Cognizant community:
We are a high caliber team who appreciate and support one another. Our people uphold an energetic, collaborative and inclusive workplace where everyone can thrive.
About us:
Cognizant is one of the world's leading professional services companies, transforming clients' business, operating, and technology models for the digital era. Our unique industry-based, consultative approach helps clients envision, build, and run more innovative and efficient businesses. Headquartered in the U.S., Cognizant (a member of the NASDAQ-100 and one of Forbes World’s Best Employers 2025) is consistently listed among the most admired companies in the world. Learn how Cognizant helps clients lead with digital at www.cognizant.com
Cognizant is an equal opportunity employer. Your application and candidacy will not be considered based on race, color, sex, religion, creed, sexual orientation, gender identity, national origin, disability, genetic information, pregnancy, veteran status or any other characteristic protected by federal, state or local laws.
If you have a disability that requires reasonable accommodation to search for a job opening or submit an application, please email CareersNA2@cognizant.com with your request and contact information.
Disclaimer:
Compensation information is accurate as of the date of this posting. Cognizant reserves the right to modify this information at any time, subject to applicable law.
Applicants may be required to attend interviews in person or by video conference. In addition, candidates may be required to present their current state or government issued ID during each interview.
800,000 - 1,500,000 INR / yearly
Source: ai estimated
* This is an estimated range based on market data and may vary based on experience and qualifications.
2
Get personalized recommendations to optimize your resume specifically for Pyspark,Python. Takes only 15 seconds!
Find out how well your resume matches this job's requirements. Get comprehensive analysis including ATS compatibility, keyword matching, skill gaps, and personalized recommendations.
Answer 10 quick questions to check your fit for Pyspark,Python @ Cognizant.

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© 2026 Pointers. All rights reserved.