Summary
Overview
Work History
Education
Skills
Timeline
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ESTHER LEETHIYAL THOMAS SELVARAJ

Fremont,CA

Summary

With over 14 years of experience in both testing and development, I possess extensive expertise in testing device, web, and desktop applications. I am proficient in both manual and automation testing, including CI/CD integrations, and have worked with both Waterfall and Agile methodologies. My experience spans multiple domains, including Infotainment (Automotive), Healthcare, Insurance, and Banking.

Overview

14
14
years of professional experience

Work History

Sr. Quality Assurance Engineer

Amazon
09.2022 - Current
  • Led QA activities for multimedia infotainment testing in an automotive project, successfully delivering over 15 test plans for monthly releases and the Alpha version of the product
  • Developed and executed 300 test cases on ADB 8295 Qualcomm Board to cover multimedia features such as streaming, Bluetooth connectivity, terrestrial radio, and satellite radio
  • Created Test Strategy documents covering Roles and responsibilites of multiple internal Amazon teams - Certification Testing, Custom Assistant Testing Team, Performance team, Localization & Internalization testing
  • Developed multiple jira dashboards to monitor multimedia and overall infotainment testing bugs
  • Provided weekly and monthly reports to stakeholders to track progress and reduce the number of bugs
  • Automated 15% of functional tests and 10% of Performance tests that significantly reduced manual efforts using Appium, Python, TestNG
  • Performed Concurrency, Performance KPI Collections, Stress & Stability tests and shared periodic updates to the leadership
  • Written scripts consuming internal tools to automate voice injection tests and sent periodic reports about the the voice stress testing
  • Served as Release QA Lead for 5 Alpha releases, consistently delivering a high-quality, thoroughly tested product on schedule
  • Facilitated bug triage meetings with multiple stakeholders and conducted WAR rooms to prioritize and expedite the triage process for release blocker issues
  • Worked closely with end client and tested on Test Benches, Client Hardwares
  • Triaged the Client reported bugs and ensured adding required additonal test coverage, if required.

Test Lead

JPMC
05.2022 - 09.2022
  • Worked as a Test Lead in the Account creation team for a team of 7 members
  • Designed and developed Test strategy, Test plan documents
  • Drove bug triage meeting with Release Managers, Developers, PM
  • Improved and fixed existing automation scripts using Selenium with Python, JUnit, and Maven.

Test Lead

Cognizant
12.2013 - 10.2021
  • Specialized in Health insurance domain - Membership, Claims, Billing, ID cards
  • Created complex Test Plan, Traceability matrices, Test Cases, Test Strategy documents
  • Developed and executed over 500 functional test cases across various systems for Member Enrollment, Member Renewal, and Claim Adjudications
  • Also assessed application performance using JMeter
  • Contributed to the development of the automation framework using Selenium, and automated approximately 60% of the test cases as part of the team
  • Developed and enhanced automation scripts using Selenium with Python, TestNG, and Maven
  • Created over 30 automation wrapper functions that were utilized across various scripts
  • Facilitated bug triage meetings with Product and Development Managers, as well as Developers
  • Regularly updated the status of the bug bash by creating and sharing Jira Dashboards
  • Took the initiative to organize monthly exploratory testing sessions with team members, SDM, Developers, identifying and documenting over 50 bugs
  • Worked as VAX/VMS & Mainframe developer for Claim Adjudication & Member enrollment system.

Mainframe Developer

Larsen & Toubro
09.2011 - 12.2013
  • Created CICS modules for repricing bills having VB screens as front end
  • Used MQMEssage Queues) for transferring the messages between the systems
  • Created 10 Stored procedures for fetching the member's demographic and Claim details at a faster rate
  • Created a toolbased on Excel to process & reconcile on the Production claim bills.

Mainframe Developer

Capgemini
04.2010 - 09.2011
  • Created CICS screens using MAP and also coded batch modules using COBOL, JCL, DB2, VSAM
  • Created batch & Online mainframe programs using Vision Plus with CMS, FAS subsystems
  • Exposure in waterfall model involving in all phases of SDLC cycle
  • Provided post deployment support.

Education

Bachelor of Engineering in Computer Science -

Anna University
India
04.2009

Skills

  • Selenium
  • Appium
  • Javascript
  • Typescript
  • Java
  • Python
  • UNIX
  • JMeter
  • TestNG
  • CI/CD
  • Jenkins
  • Mavens
  • Docker
  • GitHub
  • JIRA
  • Confluence
  • Postman
  • Rest /Soap
  • API Testing
  • Test Rail
  • SQL
  • Test Plan
  • Test Strategy
  • Agile
  • Waterfall
  • Functional Testing
  • Performance Testing(Jmeter)

Test case design

Manual Testing

Test Automation Frameworks

Timeline

Sr. Quality Assurance Engineer

Amazon
09.2022 - Current

Test Lead

JPMC
05.2022 - 09.2022

Test Lead

Cognizant
12.2013 - 10.2021

Mainframe Developer

Larsen & Toubro
09.2011 - 12.2013

Mainframe Developer

Capgemini
04.2010 - 09.2011

Bachelor of Engineering in Computer Science -

Anna University

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ESTHER LEETHIYAL THOMAS SELVARAJ