Jeswin Thomas

Client: American Express

Project: Loyalty Supply Manager - Redemptions.

LSM is a front-end and web-based interface designed to help American Express (Amex) operations managers view, edit, and create loyalty programs. These programs are powered by our back-end APIs and allow seamless administration of content and configurations necessary for loyalty program management.

Roles and Responsibilities:

• Led the successful migration of legacy websites to a new, feature-rich product based on American Express Rewards, ensuring a seamless transition with minimal downtime.
• Performed end-to-end Functional, UI, API, and Automation Testing to validate system performance and functionality.
• Collaborated closely with developers to identify, report, and track software defects, ensuring timely resolution and quality assurance.
• Conducted in-depth UI testing to enhance user experience and maintain visual consistency across various platforms.
• Executed rigorous API testing using tools like Postman or REST-assured, contributing to improved backend reliability.
• Contributed to Agile ceremonies, including sprint planning, daily stand-ups, and retrospectives, ensuring on-time delivery of tasks and project milestones.
• Maintained detailed test metrics and documentation to track quality trends and identify areas for improvement.

Skills & Methodologies

• Programming Languages: Java, SQL
• Automation & Frameworks: Selenium WebDriver(Java), TESTNG
• API Testing Tools: Postman
• Test Methodologies: Manual, Functional, Regression, Agile (Scrum)
• Test Management & Tracking: JIRA
• Version Control & CI/CD: Git, GitHub
• Databases: MongoDB
• Operating Systems: MacOS

Client: American Express

Project: Amex GBT – Global Max Application

Global Max is an AS400-based legacy application used for storing and analyzing travel-related data such as air travel, road travel, and other itineraries. Due to its legacy nature, manual testing was initially performed to validate system functionality.As part of the modernization initiative, the AS400 application was successfully migrated to a web-based platform.

Roles and Responsibilities:

• Performed manual and automation testing using the Selenium TestNG framework, with a primary focus on regression testing of web applications.
• Worked as a functional tester, responsible for creating, reviewing, and executing test cases based on detailed business requirements.
• Identified, reported, and tracked bugs using tools such as JIRA, collaborating closely with developers to ensure timely issue resolution.
• Ensured all testing activities were completed within project timelines and adhered to quality standards and best practices.

Skills & Methodologies

• Programming Languages: Java
• Automation & Frameworks: Selenium WebDriver TestNG
• Test Methodologies: Manual, Functional, Regression, Agile (Scrum)
• Test Management & Tracking: JIRA
• Version Control & CI/CD: Git, GitHub
• Databases: PgAdmin
• Operating Systems: Windows