Summary
Overview
Work History
Education
Skills
Languages
Timeline
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Rohit Ashok Gaidhankar

Pune,Maharastra

Summary

Thorough Senior Analyst with over a six years background in big data technology. Excellent planning, organizational and communication skills. Self-reliant to perform analysis and make recommendations. Talented in data and client management.

Possesses versatile skills in project management, problem-solving, and collaboration. Brings fresh perspective and strong commitment to quality and success. Recognized for adaptability and proactive approach in delivering effective solutions.

Establish and maintain a configuration management and change management system for controlling work products Have Excellent knowledge of architecture, ecosystem, administration and support of Hadoop including HDFS, Zookeeper, YARN Assist to Deployment of Hadoop cluster on AWS cloud Manage Hadoop environments and perform setup, administration, and monitoring tasks Performs Commissioning and Decommissioning the node on running Hadoop cluster Experienced with a range of Hadoop ecosystem such as HDFS, YARN, Hive, Zookeeper, Sqoop, Apache Spark Managing and Monitoring clusters using Cloudera platform Resourceful System Administrator consistently responds to wide range of technical challenges with focused and creative approach.

Overview

5
5
years of professional experience

Work History

Senior Analyst

Kiya.ai
12.2022 - 07.2025
  • Role Description: A Hadoop Administrator is responsible for the overall health and performance of Hadoop clusters. They ensure that the clusters are secure, scalable, and optimized for processing large datasets. Their role is critical in maintaining the infrastructure that supports big data analytics.
  • Hadoop Ecosystem: Should be familiar with components like HDFS, YARN, MapReduce, Hive, HBase, Pig, Spark, Sqoop, Oozie, etc.
  • Resource Allocation: Manage storage and memory allocation in HDFS and YARN to optimize performance.
  • Cluster performance, including JVM settings, garbage collection, and I/O optimization.
  • Security Management: Implement security protocols to protect data and ensure compliance. Implements and manages authentication (Kerberos).
  • Backup and Recovery: Handle data backup and recovery processes to prevent data loss.
  • Node Management: Add or remove nodes in the cluster as needed, ensuring scalability.
  • Configuration Management: Work on HDFS, YARN, and MapReduce configurations to meet organizational needs.
  • Skills: - Proficiency in Linux/Unix systems, as Hadoop runs on these platforms.
  • - Knowledge of networking and database management.
  • - Familiarity with tools like cloudera manager,Grafana for cluster monitoring.
  • - Understanding of Hadoop ecosystem components like Hive, Pig, and HDFS.
  • Developed complex dashboard and reporting tools to track business performance metrics.
  • Generated ad-hoc reports to evaluate specific business requirements.
  • Analyzed data to identify root causes of problems and recommend corrective actions.
  • Provided technical support for troubleshooting analytics and reporting issues.

Hadoop Administrator

Defacto
10.2020 - 12.2022
  • HADOOP ADMINISTRATOR 10/2020 - 12/2022 DeFacto Veritas Pvt Ltd: Managed Hadoop environments and performed setup, administration, and monitoring tasks. Performed commissioning and decommissioning of nodes on a running Hadoop cluster. Experienced with a range of Hadoop ecosystems such as HDFS, YARN, Hive, Zookeeper, Sqoop, and Apache Spark. Managed and monitored clusters using the Cloudera platform.
  • Performance tuning of Hadoop clusters and Hadoop MapReduce routines. Carried out day-to-day duties accurately and efficiently.
  • Responsible for monitoring cluster performance using various tools to ensure availability and integrity. Monitored workload and job performance using the Cloudera Manager interface. Ensured that the Hadoop cluster is up and running all the time. Resolved issues and requests, responding to the appropriate team or person. Imported and exported data into HDFS using Sqoop. Have good knowledge of Kafka. Performed actions unique to a specific type of service. For example, enable HDFS high availability or NameNode federation. Managed and reviewed Hadoop log files. Performed root cause analysis on failed components and implemented corrective measures.
  • SKILLS SETS: Ability to quickly learn new technologies and adapt to new environments. Superb communication skills, with strong verbal and writing proficiencies. Ability to work independently as well as in a team environment on moderate to highly complex issues. Responsible for cluster availability and available for 24x7 on-call support.
  • Analyzed network traffic and performance metrics to optimize system performance.
  • Maximized system availability through development and testing of contingency plans.
  • Monitored networks and network devices to resolve technical problems quickly.
  • Identified and resolved network congestion issues and bottlenecks.
  • Resolved issues and escalated problems with knowledgeable support and quality service.

Education

B.E. - Mechanical Engineering

Bharat Ratna Indira Gandi Engineering Collage
Solapur, Maharashtra.
07.2014

Skills

  • Hadoop administration
  • Cloud-based technologies
  • Performance monitoring
  • Apache Spark & Pyspark
  • Cluster management
  • Big Data Technologies: Proficiency in managing and optimizing key Hadoop ecosystem components like Hive, Pig, HBase, Spark, Kafka
  • Strong understanding and implementation experience with NameNode High Availability, backup strategies, and disaster recovery procedures for Hadoop clusters
  • programming languages : SQL & Python
  • Big Data Administration, Experience, Data Analytics
  • Ability to quickly learn new technologies and adapt to new environments, good communication skills
  • Ability to work in a team environment, responsible for cluster availability, available 24x7 on-call support
  • Expertise in deploying, configuring, monitoring, and scaling large Hadoop clusters, including adding/removing nodes, capacity planning, and performance tuning

Languages

English
Upper intermediate (B2)
Marathi
Bilingual or Proficient (C2)
Hindi
Advanced (C1)
Tamil
Elementary (A2)

Timeline

Senior Analyst

Kiya.ai
12.2022 - 07.2025

Hadoop Administrator

Defacto
10.2020 - 12.2022

B.E. - Mechanical Engineering

Bharat Ratna Indira Gandi Engineering Collage

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