Tata Consultancy Services
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Chennai · On-site · 5-8 Yrs · Oct 12
Software Development · 10000+ Employees · Mumbai, India
Hiring: Engineering
What employees say
+ Good work life balance and nice work environment.
− Low hike not more than 7%
More reviews on the company profile.
Interview experience · Data Analyst
2 rounds. 1st round technical power bi and sql like cumulative total. What data sources you used. few scenario based questions, remove duplicate in sql. Optimization of slow performing report
Average difficulty · India · 22,544 reports
More interview insightsJob description
Overview
Role: Big Data & Hadoop Ecosystem Developer (MapR)
Qualifications
- Design, develop, and maintain big data solutions using the Hadoop ecosystem and MapR platform.
- Build scalable ETL/ELT pipelines for structured, semi-structured, and unstructured data processing.
- Develop and optimize batch and real-time data processing applications.
- Implement data ingestion solutions using tools such as Kafka, Sqoop, Flume, and Nifi.
- Manage and support distributed storage using MapR-FS and related technologies.
- Develop Spark, Hive, and MapReduce applications for large-scale data transformation.
- Monitor cluster performance and troubleshoot data processing issues.
- Perform data quality validations and ensure data governance best practices.
- Collaborate with data architects, analysts, and business stakeholders to understand requirements and deliver solutions.
- Implement security controls, access management, and data protection mechanisms.
- Support migration and modernization initiatives within the big data ecosystem.
- Create technical documentation, deployment guides, and operational procedures.
- Hadoop Ecosystem
- MapR Data Platform
- HDFS / MapR-FS
- YARN
- MapReduce
- Apache Spark
- Hive
- HBase
- Pig
- Oozie
- Apache Kafka
- Apache Nifi
- Sqoop
- Flume
- Java
- Scala
- Python
- Shell Scripting
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Job application FAQ
Last updated 27 October 2026
- How do I apply for Big Data & Hadoop Ecosystem Developer (MapR) at Tata Consultancy Services?
- Open this job on Feedback AI and sign up free (or sign in). You can apply from the job detail page; match scores and skill gaps appear when your profile is complete. Tata Consultancy Services may attach structured assessments to interview rounds after you apply.
- Does Feedback AI show a match score for this Big Data & Hadoop Ecosystem Developer (MapR) role?
- Yes after you add a resume or skills. Match score ranks this role against your profile — skills met, gaps, level, and location — so you prioritise applications where fit is strongest.
- Is Big Data & Hadoop Ecosystem Developer (MapR) remote or on-site in Chennai, Tamil Nadu?
- This listing is marked on_site with location Chennai, Tamil Nadu. Confirm details on the job description before applying.
- What skills matter for this Big Data & Hadoop Ecosystem Developer (MapR) role at Tata Consultancy Services?
- This is a mid-level Big Data & Hadoop Ecosystem Developer (MapR) role. Key skills include skills listed in the job description. Feedback AI highlights matched vs missing skills on your profile after signup.