Senior Bigdata Platform Engineer – AVP

Citi Bank

5 - 10 years

Pune

Posted: 11/08/2025

Job Description

Discover your future at Citi

Working at Citi is far more than just a job. A career with us means joining a team of more than 230,000 dedicated people from around the globe. At Citi, you’ll have the opportunity to grow your career, give back to your community and make a real impact.

Job Overview

The Applications Development Senior Programmer Analyst is an intermediate level position responsible for participation in the establishment and implementation of new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to contribute to applications systems analysis and programming activities.

Responsibilities:

Install and configure Cloudera cluster
Apply proper architecture guidelines to ensure highly available services
Plan and execute major platform software and operating system upgrades and maintenance across physical environments
Develop and automate processes for maintenance and monitoring of the environment (Python, Java, Shell Script)
Implement security measures for all aspects of the cluster (SSL, disk encryption, role-based access via Cloudera sentry)
Ensure proper resource utilization between the different development teams and processes
Review performance stats and query execution/explain plans; recommend changes for tuning Hive/Impala queries
Create and maintain detailed, up-to-date technical documentation

Qualifications:

5+ years experience with big data tools: Hadoop, Hive, HBase, Spark, Kafka, Impala, Solr, Phoenix, etc.
3+ years experience with Python, Java, Shell Script
2+ years experience with cloud services platform (prefer AWS.)
Ability to troubleshoot problems and quickly resolve issues
Cluster maintenance as well as creation and removal of nodes
Performance tuning of Hadoop clusters
Screen Hadoop cluster job performances and capacity planning
Monitor Hadoop cluster connectivity and security
Manage and review Hadoop log files
File system management and monitoring
HDFS support and maintenance
Collaborating with application teams to install operating system and Hadoop updates, patches, version upgrades when required

Education:

Bachelor’s degree/University degree

About Company

Citi Bank, officially known as Citibank, is a global financial institution and the consumer division of Citigroup, a leading multinational banking corporation. Established in 1812, Citibank provides a wide range of financial services, including retail banking, credit cards, personal loans, wealth management, and investment banking. With a strong presence in over 100 countries, it serves millions of customers worldwide, offering both individual and business banking solutions. Citibank is known for its digital banking innovations, global reach, and commitment to financial inclusion and economic growth.