Niharika Rani

• Assignment 1:
• Worked on banking client as Hadoop Administrator on Cloudera
• Responsible for monitoring cluster, bringing up the services, tuning of jobs
• Directly worked with client on data migration project
• Was responsible for data migration using BDA tool

• · Assignment 1:
• Worked with banking client. Responsible for creating workflows in AWS using jobs and crawlers and triggers.
• Migrate data from Hadoop to S3 using python scripts.
• Code refactoring of python and linux scripts according to use cases.
• Worked on Aurora for validating and rectifying data coming from Imapala to S3.
• · Assignment 2:
• Worked on Canadian insurance client as Hadoop Administrator on CDP.
• Responsible for monitoring cluster, bringing up the services, tuning of jobs.
• Worked on monthly OS patching
• Responsible for handling incidents (P1-P4) and requests raised in Service Now ticketing tool.
• Worked on Ranger tool for access and reports.
• Worked on Kerberos tool for authentication.
• Worked on CA tool : migrated cron jobs to CA tool
• Worked on Nifi clusters
• Worked on Jenkins
• Performance tuning of Hadoop clusters and Hadoop Map Reduce routines
• Screen Hadoop cluster job performances and capacity planning
• Monitor Hadoop cluster connectivity and security
• Managed and reviewed Hadoop log files
• Client Responsibilities:
• I was directly interacting and working with client.
• Generating and analyzing incidents, changes and request from Service Now tool.
• Worked on monthly OS patchin Resolved P1 and P2 incidents

• Supported technology design, testing and execution by providing research-based product and process knowledge.
• Oversaw technology services delivery, consulting with relevant personnel to assist with migration and troubleshooting.
• Provided technical and functional recommendations based on project requirements.
• Authored test reports, software documentation and application manuals.

Responsibilities:

• I worked as Big Data Administrator for Infosys NIA (NextGen Integrated Artificial Intelligence) Application.
• Mainly focuses on creating scripts to automate deployment process, Project Management activities, Account/Client Management, Engagement Support, Support for the client’s requirements and assist them to solve the bugs in the application
• Written shell script for Smoke testing to validate the desired state of the deployed components and monitoring system and services.
• Handled issues faced during and after product deployment on different Linux distributions like Red Hat and Centos
• Experience in installing configuring and administrating Hadoop infrastructure
• Aligning with the systems engineering team to propose and deploy new hardware and software environments required for Hadoop and to expand existing environments.
• Working with data delivery teams to setup new Hadoop users. This job includes setting up Linux users setting up Kerberos principals and testing HDFS Hive Pig and Map Reduce access for the new users.
• Delivered projects and bug fixes within allotted timeframe.
• Client Responsibilities:
• Helping the client to understand the application better and preparing automation scripts for making things simple.
• Responsible for validating the Data using Python