Summary
Overview
Work History
Education
Skills
Timeline
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Anandakumar Nagaraj

Leander,Texas

Summary

Having 17+ years of experience in reliability engineering, software analysis, design, and development using skills like Java, java script, Containers, shell script, DB2, Kafka, Hazel cast, Control M etc. Lead Site Reliability Engineer with a proven track record in B2B Virtual Card Payments and Tokenized Payments systems, encompassing architecture, design, and infrastructure operations. Demonstrated expertise in developing strategies, planning, implementing, and delivering services in line with business requirements. Strong leadership skills with a proven ability to build and manage high-performance team. Experience in Vulnerability management and remediation. Experience designing, developing ETL Application, Data Marts. Experience in working with web services SOAP, and REST Skilled with databases like MySQL, Oracle, and DB2.

Overview

18
18
years of professional experience

Work History

Lead Reliability Engineer

Visa Inc
06.2016 - Current
  • Lead Site Reliability Engineering teams responsible for daily production support, vulnerability remediation, deployments, capacity and performance management, automation, and tooling to scale and support infrastructure, including servers, databases, storage, and backup infrastructure.
  • Code remediation procedures, Fix Code bugs
  • Implement a zero-tolerance policy in vulnerability management.
  • Collaborate closely with senior leadership, product managers, development teams, and infrastructure specialists to deliver high-availability solutions for applications.
  • Set key Service Level Indicator (SLI) standards, including request latency, availability, error rate, and system throughput.
  • Determine key Service Level Objective (SLO) standards, including acceptable downtime.
  • Identify and implement improved product reliability practices in the production environment.
  • Oversee Dynamic recovery environment management.
  • Define observability requirements, including Opera, Grafana, and alerts.
  • Implement PCI compliance measures, including data encryption on databases, Vormetric, and GPFS.
  • Establish and lead a world-class global site reliability operations team, providing 24x7 support.
  • Environment: Java, Java Script, Angular, Rest, SOAP, Jenkins, Linux, Hadoop, Control M, Kafka, Hazel cast, DB2, MySQL, Kubernetes

Data Engineer

Visa Inc
06.2010 - 06.2016
  • Collaborate with the Product Office, Product Managers, Program Managers, and Client Services Team to finalize requirements for each release.
  • Develop and maintain processes for EDI file processing, including EDI 820, generating EDI 997 and EDI 824 files as per requirements, and flexible payment file processing. This includes using Control-M jobs for Spark job scheduling.
  • Use Hazelcast for managing PAN cache.
  • Use Kafka for asynchronous communication to improve performance.
  • Develop and maintain ETL processes for batch modules.
  • Develop and maintain MicroStrategy reports and dashboards.
  • Mentor new engineers.
  • Develop and maintain automation processes.
  • Manage migrations from COGNOS to MicroStrategy.
  • Develop and maintain integration scenarios with FDR (First Data), TSYS, FIS, DPS.
  • Conduct proof of concept (POC) for application development using Talend and Hadoop/Big Data technologies.
  • Develop and maintain DB2 scripts.
  • Environment: Java, Java Script, Angular, Rest, SOAP, Jenkins, Linux, Hadoop, Control M, Kafka, Hazel cast, DB2, Mysql, Kubernetes

Technical Associate

Tech Mahindra
10.2007 - 06.2010
  • Identifying and Preparation of test scenarios and cases with the help of functional specification documents.
  • Execution of test cases with test data created.
  • Actively involved in Review and Execution of Test Cases.
  • Performed Functional, integration, regression, System, Sanity and Database testing.
  • Configuration and up gradation of servers.
  • Deploying patches for servers.
  • Configuration of databases on server as per the client requirement.
  • Effective solution to client issues in end-to-end testing.
  • Documentation of frequently occurred issues in end-to-end testing.
  • Automating the deployment scripts and housekeeping scripts.
  • Maintenance of the Oracle schemas for development team.
  • Documentation and analysis of defect report.
  • Doing Root cause Analysis
  • Hot house Testing and co-location support for end-to-end testing.
  • Created Stored Procedures in DB2
  • Environment: Java, Java Script, Angular, SOAP, Linux, DB2, MySQL

Education

Postgraduate - Cloud Computing

University of Austin
01.2025

Postgraduate - Artificial Intelligence and Machine Learning

University of Austin
01.2024

Bachelor of Science - Engineering

Anna University
05-2007

Skills

  • Languages: Java, Python
  • Scripting Languages: Shell script, Python
  • Cloud: AWS, VVMS (Visa vulnerability management service), Hadoop, Abinitio, Hazel cast
  • Message Queue: Kafka
  • Databases: DB2, Oracle, MySQL, Hive
  • CI CD Tools: Jenkins
  • Testing & Other Tools: Jenkins, JIRA
  • Operating Systems: Windows, Linux

Timeline

Lead Reliability Engineer

Visa Inc
06.2016 - Current

Data Engineer

Visa Inc
06.2010 - 06.2016

Technical Associate

Tech Mahindra
10.2007 - 06.2010

Postgraduate - Artificial Intelligence and Machine Learning

University of Austin

Postgraduate - Cloud Computing

University of Austin

Bachelor of Science - Engineering

Anna University

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Anandakumar Nagaraj