# Khemmachart Sainoy

> Sr. Software Development Engineer in Test specializing in Agile and Automation Testing at Exiger

Location: Centreville, Virginia, United States
Profile: https://flows.cv/khemmachart

●    8+ years of work experience as a QA Engineer including Automated/Manual Testing of Web-based applications with test automation using Selenium WebDriver with Java, JUnit/ TestNG, Maven, Cucumber, and also Cypress, Mocha Framework with CI/CD tools such as Jenkins, Github.
●	Highly proficient in handling huge volumes of data in various sectors of business such as  Finance and Communication domains.
●	Knowledge of various stages of the Software Testing Life Cycle (STLC) and Software Development Life Cycle (SDLC) that includes Agile Scrum Methodology
●	Practical experiences within the Defect Life Cycle and Testing Life Cycle (STLC) including Planning Process, Test Design, Performing Tests, Defect Tracking, Management, and Test Reporting.
●	Knowledge in preparing Test Plans, developing, reviewing, and executing Test Cases and Test Scripts based on Functional Requirements, Business Requirements, and Use Case Documents.
●	Well-versed in different management scenarios like Quality Assurance, Defect Tracking, System Integration, and Task Scheduling.
●	Expert in performing different test types, and QA Methodologies such as Black Box, Front-End, Back-End, Regression, Functional, and User Acceptance Testing.
●	Proficient in Automation for testing Client-Server and Web-based Applications.
●	Expertise in building automation tests on cross-browser and cross-platform environments. 
●	Practice in implementing BDD framework using Cucumber. Created step definition and feature files using Gherkin (Cucumber) keywords.

## Work Experience
### Sr. Software Development Engineer in Test @ Exiger
Jan 2024 – Jan 2025 | McLean, Virginia, United States
- design and create a new test automation framework in QA environment that help catching bugs early and speed up the development time by 20%
- responsible on running smoke test, integration test, regression test, and write up the test report to share with the team 
- occasionally educate the QA team with the new innovation that could speed up all the testing process.

### SDET @ LinkSquares
Jan 2022 – Jan 2024 | Boston, Massachusetts, United States
- Experience in integration testing and database testing with ruby script, SQL and AWS by manual verification
- Collaborating with the design team to solve application faults
- Identify opportunities for automation, implement best practices, and drive efficiency in testing processes. And setting the direction for automation testing strategies, aligning them with company objectives and industry best practices.
- Extensive writing of test documentation such as Test Plan, Test Strategy, Test scenario, and release cycle sign-off report.
- Automated and maintained a flaky-free GUI with REST/GraphQL API test automation using JavaScript, TypeScript with various test tools like Cypress, and Playwright.
- Implement the shift-left testing strategy in Agile software development life cycle
- Efficiently build CI workflow to automate the quality gate for the smoke test and on-demand regression test suite.

### Senior Quality Engineer @ Delta Air Lines
Jan 2021 – Jan 2022 | Atlanta, Georgia, United States
Transforming business requirements into test plans and test cases for Manual and
Automated testing.
● Collaborates with other product team members (UX, architects, and Business team) to
ensure the quality of the application before go live into production.
● Experienced in triage the root cause of problem in application especially in UI side.
● Developing test plans and updating test documentation as needed before/during/after testing
● Executing tests, tracking defects, and following defects through the resolution process until fix
is verified and closed
● Mentoring and elevating the teammates to be stronger engineers by staying ahead with
technology evolution and educating the team
● Automate completed E2E Testing using Cypress + Cucumber (BDD Framework). And
functional and integration testing using Cypress + Mocha (TDD Framework) and
● Performed both UI and Back-end testing interchangeably in a single test case. Then take
advantage of the Cypress tool and use backend services by spying and stubbing the static API
response.

### Software Engineer In Test @ Cox Communications
Jan 2017 – Jan 2021 | Virginia, United States
● Involved in analyzing system specifications, design, development and execution of test plans
and test cases for Manual and Automated testing.
● Designed, developed and implemented Page Object Model (POM) design pattern based
automation-testing framework utilizing Java, Selenium WebDriver, TestNG, Cucumber
(Gherkin), Apache POI, Maven.
● Involved in design and implementation of Selenium WebDriver-Java automation framework
for smoke and regression test suites.
● Developed custom libraries and Automation framework using Selenium WebDriver (Java),
Apache POI, JDBC and Test Execution using Junit and TestNG.
● Worked on distributed test automation execution on different environment as part of
Continuous Integration Process using Jenkins.
● Performed manual testing of each build and then regression testing on each builds using
Selenium WebDriver.
● Worked on Cross-Browser testing through Selenium WebDriver by testing the website on
different browsers like Chrome, IE and Firefox.
● Implemented BDD framework using step definition and feature files using Gherkin
(Cucumber).
● Conducted System Testing and User Acceptance Testing for every client and Conducted Back-
end testing writing extensive SQL queries.
● Worked with Source version control tool such as Git, GitHub.
● Involved in documentation as to how to maintain and run scripts for future enhancements.
● Worked with RESTful service web application by using RESTAssured library to write test script
and Postman.
● Experience in Agile environment, participated in QA daily scrum meeting, weekly meetings, and various
other meetings and discussed Enhancement and Modification Request issues and defects in
the application.

### Automation Test Analyst @ JPMorgan Chase & Co.
Jan 2015 – Jan 2017 | Delaware, United States
● Analyzed Business, Functional Requirements, and Design Review Documents to develop Test
Plan and created Test Cases.
● Participated in use-case reviews (peer review), authored, and reviewed test planning artifacts
in Jira.
● Found critical bugs in the application, weekly Reporting through Bug Reports and Maintenance
Traceability Matrix using Jira.
● Tested on Different databases like Oracle, SQL server using SQL Queries.
● Designed, developed and implemented automation testing framework utilizing Java, JUnit and
Selenium WebDriver.
● Performed Black box, Functional, Regression, Smoke testing with Selenium WebDriver (Java),
JUnit, Maven for web-based applications.
● Involved in creation of automation framework in Selenium WebDriver using both Behavior
Data Driven (BDD) approach.
● Participated and reported statuses in all test related project team meetings.
● Using Jenkins for nightly build execution and sending status mail if build fails to QA team.
● Involved in development of Hybrid Test Framework using Selenium WebDriver, Maven and
JUnit.


## Education
### Bachelor of Fine Arts - BFA in Interior Design
Bangkok University
Jan 2006 – Jan 2010

### Master of Business Administration - MBA in International Finance
Fairfax University of America
Jan 2012 – Jan 2014


## Contact & Social
- LinkedIn: https://linkedin.com/in/leng-sainoy

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Source: https://flows.cv/khemmachart
JSON Resume: https://flows.cv/khemmachart/resume.json
Last updated: 2026-03-22