Summary
Overview
Work History
Education
Skills
Certification
Personal Information
Accomplishments
Work Availability
Work Preference
Quote
Software
Timeline
BusinessAnalyst
Kiran Kumar Chithaluri

Kiran Kumar Chithaluri

Phoenix,AZ

Summary

A seasoned IT professional with 14 years of diverse experience in big data, cloud architectures, and software development. Seeking a role that allows for leveraging deep technical expertise in on-prem bigdata, AWS, GCP, and Azure, combined with a proven track record in leading teams and driving complex projects. Eager to contribute actively to innovative solutions, optimize systems, and further the technical growth and success of the organization.

Overview

14
14
years of professional experience

Work History

Senior Engineer I

American Express
07.2018 - Current
  • Big Data Architecture and Management: Engineered and maintained petabyte-scale Hadoop clusters, enhancing data handling for global applications and reducing infrastructure costs by 20%.
  • Cloud and Automation Leadership: Led automation of cloud infrastructure on GCP, reducing log ingestion times by 30% and streamlining 24/7 on-call operations.
  • Innovative Kafka Implementation: Architected a robust Apache Kafka system, achieving a 50% increase in message throughput and cutting operational expenses by 20%.
  • Patent-Pending Technology Development: Developed ClaimIt framework for orphan file management in big data analytics, enhancing data efficiency and setting industry standards.
  • Containerization and Virtualization Initiatives: Spearheaded migration of monolith applications to Kubernetes, dramatically improving scalability and reducing deployment times.
  • Advanced Big Data Tool Development: Created Hunter utility to identify file-level duplicates in big data clusters, pioneering data management efficiency.
  • Strategic DevOps and SRE Contributions: Drove DevOps and SRE methodologies to optimize software deployment cycles and enhance system reliability across multiple cloud platforms.
  • Comprehensive Technology Integration: Managed end-to-end integration and continuous improvement of software release processes in diverse environments, significantly boosting deployment efficiency.
  • Security and Configuration Expertise: Configured and secured multi-environment platforms using Kerberos, MapR Security, SSL, and SSO, safeguarding sensitive data and ensuring compliance.
  • Leadership in Agile and Process Optimization: Championed Agile practices and process enhancements, delivering solutions that align with strategic business goals and corporate standards.
  • Big Data Performance SWAT Team Leadership: Led a SWAT team specializing in optimizing Big Data operations, enhancing performance for MapReduce, Spark, Hive, and HBase/MapRDB using advanced tuning techniques.
  • JVM and Garbage Collection Optimization: Mastered JVM performance tuning and garbage collection strategies, significantly reducing latency and increasing throughput in high-load environments.
  • Big Data Architecture and Automation Leadership: Led Big Data Architecture Review Board, orchestrating strategic evaluations of application architectures on MapR platform and driving automation initiatives to enhance self-service capabilities for users.
  • REST API Development and Optimization: Developed and optimized Java REST APIs for Big Data applications, improving data retrieval speeds and system integration efficiency.
  • NoSQL Design and Multithreading Expertise: Innovated NoSQL row key designs and implemented multithreading in data processing, boosting query performance and scalability under peak loads.

Bigdata Engineer

American Express
01.2015 - 07.2018
  • DevOps and Automation Excellence: Developed and implemented automation scripts for Hadoop queue management, reducing setup times by 40% and enhancing system responsiveness using python, shell scripts and Java.
  • Strategic System Integrations: Oversaw integration and standard operation (BAU) of new tools within Hadoop ecosystem, cutting integration times by half, enhancing MapR environment.
  • Infrastructure Optimization: Designed and tuned Elastic Search cluster, increasing query performance and data retrieval speeds by over 50%.
  • Data Handling and Security: Streamlined data ingestion from Oracle to Hadoop and implemented SSL and SSO configurations for Apache Httpd and Tomcat, ensuring robust security and system integrity.
  • Virtualization and Migration Leadership: Led virtualization and migration of application tiers, which minimized system dependencies and increased operational agility using VM technologies.
  • Enhanced Release Management: Streamlined release promotion cycle across multiple environments, reducing transition time from staging to production by 30%.
  • Advanced Configuration Management: Configured and maintained Apache httpd and Tomcat, reducing downtime by optimizing load balancing, which improved application availability by 25%.
  • Big Data Systems Administration: Ensured high availability and operational efficiency of multi-tenant big data services, decreasing system outages and enhancing user satisfaction.
  • Runbook Automation Development: Spearheaded creation and implementation of runbook automations that streamlined software deployment processes, reducing manual intervention by 35%.
  • SRE and DevOps Integration: Enhanced system reliability and operational efficiency by applying DevOps principles and SRE practices, reducing incident response times by 40%.
  • Proactive On-Call Support: Led on-call support teams, quickly resolving critical incidents and implementing preventative measures, which increased system uptime by over 20%.

Hadoop Developer

GE Aviation
03.2014 - 01.2015
  • Efficient Scripting Solutions: Developed shell and Perl scripts, using parallel processing techniques that reduced ETL data load times by 30%, enhancing overall data processing efficiency.
  • Data Load Optimization: Implemented gpload utility and optimized Hadoop configurations, which increased system availability and data throughput by 25%.
  • Advanced Data Analytics: Led development of a performance metrics framework and utilized Spotfire for graphical analysis, which improved data quality assessment accuracy by 40%.
  • Robust System Security and Maintenance: Maintained HAWQ load systems with a focus on high availability and implemented auto-renewal of Kerberos tickets, reducing system downtime by 15%.
  • Strategic Business Analysis: Collaborated on gathering user requirements and translating them into functional specifications, speeding up project delivery times by 20% and improving client satisfaction.

Hadoop Developer

GE Aviation
11.2013 - 03.2014
  • Cluster Configuration and Management: Configured and maintained a fully distributed multi-node Hadoop cluster, ensuring optimal performance and reliability for critical flight data diagnostics.
  • Advanced Data Processing: Developed and optimized MapReduce programs tailored for SEDI's diagnostic needs, significantly enhancing data processing efficiency and accuracy.
  • ETL Development: Leveraged Pig as ETL tool to perform complex data transformations and pre-aggregations, improving data quality and readiness for analytics by 25%.
  • Cluster Administration: Managed Hadoop cluster operations including node additions, performance tuning, and security, reducing downtime and increasing data throughput.
  • Data Integration and Scripting: Crafted and executed Flume and Hive scripts to streamline data flow from Oracle DB to HDFS, facilitating faster decision-making through improved data availability.

Hadoop Developer

GE Aviation
06.2013 - 11.2013
  • Advanced Platform Development: Developed and deployed Apache httpd servers integrated with SSO,Mysql, PHP and SSL, enhancing security and operational efficiency for enterprise applications.
  • Automation and Scripting Expertise: Authored Unix shell scripts and Ruby cookbooks to automate server deployments, reducing setup time by 30% across multiple servers.
  • Software Lifecycle Management: Actively contributed to all phases of software development lifecycle, significantly improving project turnaround time and code quality.
  • Infrastructure Configuration: Configured and balanced loads across internal cloud servers, ensuring optimal performance and reliability for critical business operations.
  • Innovative Template Design: Crafted customized cluster and instance templates tailored to specific user needs, increasing system adaptability and user satisfaction.

Java/J2EE Lead Developer

GE Aviation
06.2012 - 06.2013
  • Enhanced Web Application Security: Developed secure access protocols for WEB QUERY INTERFACE, ensuring parameter security and controlling permissions, leading audits every six months.
  • User-Centric Design Implementation: Streamlined user interfaces for EDW Parameter Data Security project, improving usability and customer satisfaction.
  • Web Development and Optimization: Simplified web page development processes, enhancing user interaction and system efficiency for complex data retrieval tasks.
  • Agile Leadership and Quality Assurance: Spearheaded team efforts in an Agile environment, enhancing code quality and operational efficiency, resulting in a 20% reduction in QA issues.
  • Strategic Deployment and Support: Drove successful deployment and ongoing support of a critical web-based security application, ensuring robust performance and user compliance.

Java/J2EE Developer

GE Aviation
04.2010 - 06.2012
  • Optimized EDW Access: Spearheaded redesign of Engineering Data Warehouse (EDW) access tools, enhancing user experience by developing streamlined Web Query Interfaces (WQI) and command-line utilities, resulting in 40% reduction in query response times and significant increase in user satisfaction metrics.
  • Enhanced Data Retrieval Processes: Led development of user-friendly application functionalities for EDW, enabling retrieval of large data volumes in multiple formats (CSV, VSCV, CDF), which improved data handling efficiency and reduced processing times by 30%.
  • Agile Project Leadership: Directed team of developers in Agile environment to overhaul and optimize existing codebase, which led to a 25% improvement in application performance and reliability, significantly reducing downtime and error rates.
  • Quality Assurance and Team Guidance: Implemented rigorous code review and QA processes that decreased deployment errors by 50% and enhanced overall code quality; mentored and guided team members to adhere to coding standards, fostering a culture of precision and accountability.
  • Deployment Success: Played pivotal role in successful deployment of critical updates to EDW system, which supports global flight engine testing, ensuring robust performance and precision in high-stakes environments.

Education

Bachelor's degree in Computer Science and Engineering -

Jawaharlal Nehru Technological University
Kakinada
05.2008

Skills

Languages

C
Java/J2EE
Shell Scripting
Perl Scripting
PL/SQL
HiveQL
Platforms

RHEL
Ubuntu
CentOS
MacOS
Windows [81/7/2000/XP]
Frameworks

Spring MVC
Spring-JSF
Spring-ORM
Spring-Web flow
Struts
Hadoop
J2SE / J2EE Technologies

Java
J2EE
JDBC
JSF
JSP
Java Beans
Web Services
Web Technologies

HTML
XHTML
CSS
JavaScript
My Faces
Rich Faces
JSF
PHP
AJAX
XML Technologies

XML
XSL
XQuery
Web/Application Servers

JBOSS
Apache Webserver
Apache Tomcat
IDE / Tools

NetBeans
Eclipse
IntelliJ
PyCharm
Git
Rational Rose 98/2000
SQL Assistant
StarUML
Spotfire
PgAdmin
Toad
WinCVS
WinMerge
putty
DrawIO
DBeaver
Databases

Oracle
Teradata
Postgres
MySQL
mariadb
Methodologies

Agile methodology
Waterfall Model
Spiral
V-model
Big Data Technologies

Map Reduce
Pig
Hive
Oozie
Storm
Spark
Kafka
Zookeeper
Sqoop
Flume
HBase
Distributions of MapR, PivotalHD, HortonWorks & Cloudera

Certification

  • Harvard Certificate on Leadership Excellence
  • Sun Certified Java Programmer (SCJP 1.6)
  • MCCA - MapR Certified Cluster Administrator 5.1
  • MCCA - MapR Certified Cluster Administrator 6.1

Personal Information

Total Experience: 14 years in IT with expertise in Hadoop, Java, J2EE, and Linux.

Accomplishments

Innovative Storage and Performance Optimization: Engineered a patent-pending, self-service solution for managing orphan files and directories on MapR big data clusters. Utilizing an integrated stack of distributed DFS, C and libhdfs, Python, Bash, Java Spring Boot, and React WebUI, this system not only reclaimed a petabyte of storage within months but also enhanced accountability and system health. It directly reduced storage costs by $500K annually and indirectly improved compute and memory usage, leading to a 40% improvement in data processing performance. This holistic improvement supports optimal resource utilization and system efficiency.

Work Availability

monday
tuesday
wednesday
thursday
friday
saturday
sunday
morning
afternoon
evening
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Work Preference

Work Type

Full Time

Location Preference

RemoteHybridOn-Site

Important To Me

Company CultureWork-life balanceCareer advancement401k matchPaid time offFlexible work hoursStock Options / Equity / Profit Sharing

Quote

Design is not just what it looks like and feels like. Design is how it works.
Steve Jobs

Software

Languages C Java/J2EE Shell Scripting Perl Scripting PL/SQL HiveQL Platforms RHEL Ubuntu CentOS MacOS Windows [81/7/2000/XP] Frameworks Spring MVC Spring-JSF Spring-ORM Spring-Web flow Struts Hadoop J2SE / J2EE Technologies Java J2EE JDBC JSF JSP Java Beans Web Services Web Technologies HTML XHTML CSS JavaScript My Faces Rich Faces JSF PHP AJAX XML Technologies XML XSL XQuery Web/Application Servers JBOSS Apache Webserver Apache Tomcat IDE / Tools NetBeans Eclipse IntelliJ PyCharm Git Rational Rose 98/2000 SQL Assistant StarUML Spotfire PgAdmin Toad WinCVS WinMerge putty DrawIO DBeaver Databases Oracle Teradata Postgres MySQL mariadb Methodologies Agile methodology Waterfall Model Spiral V-model Big Data Technologies Map Reduce Pig Hive Oozie Storm Spark Kafka Zookeeper Sqoop Flume HBase Distributions of MapR, PivotalHD, HortonWorks & Cloudera

Timeline

Senior Engineer I

American Express
07.2018 - Current

Bigdata Engineer

American Express
01.2015 - 07.2018

Hadoop Developer

GE Aviation
03.2014 - 01.2015

Hadoop Developer

GE Aviation
11.2013 - 03.2014

Hadoop Developer

GE Aviation
06.2013 - 11.2013

Java/J2EE Lead Developer

GE Aviation
06.2012 - 06.2013

Java/J2EE Developer

GE Aviation
04.2010 - 06.2012

Bachelor's degree in Computer Science and Engineering -

Jawaharlal Nehru Technological University

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Kiran Kumar Chithaluri