Waraporn Charoenprayot

Results-driven Senior QA Engineer with over 4+ years of comprehensive experience in Quality Assurance, Test Automation, and Performance Testing across Banking, Telecom, E-commerce, Data Analytics, and Healthcare domains. Expert in Robot Framework, API Testing (Postman), JMeter, and Agile/Scrum methodologies. Proven track record in leading QA processes, mentoring junior engineers, and delivering high-quality software for enterprise-scale platforms.

Omise / QA Engineer [Freelance]

Dec 2025 – Present

• Spehead System Integration Testing (SIT) for InsurTech platforms, ensuring seamless end-to-end data flow between Mobile/Web Frontends, Backend APIs, and Databases.

• Analyzed business requirements to design comprehensive SIT test cases covering core insurance journeys (Policy Issuance, Premium Calculation, and Payment Gateway integration).

• Conducted API integration testing via Postman to validate payload structures, response status and backend database integrity.

• Participated in Agile/Scrum ceremonies, presenting system integration test results and demoing features during Sprint Demos.

• Successfully identified and resolved integration bottlenecks during SIT phase, significantly reducing defect spillover into UAT.

Feb 2025 – Dec 2025

• Led quality assurance activities for enterprise Data Analytics platforms, ensuring seamless SIT, UAT and production deployment.

• Architected and maintained test automation frameworks using Robot Framework, significantly reducing manual regression testing time.

• Conducted performance and load testing using JMeter to identify system bottlenecks and ensure high stability under peak usage.

• Mentored junior team members, reviewed test cases/scenarios, and enforced QA best practices across the team.

• Collaborated directly with Business Analysts, Developers, and Product Owners to track and resolve critical defects via JIRA.

May 2024 – Dec 2024

• Executed end-to-end testing for Loan domain applications through SIT, UAT, and Pilot phases.

• Guided and mentored junior QA team members on test scenario design and structured defect logging.

• Reviewed test cases with cross-functional teams to align test coverage with complex business logic.

Aug 2023 – Apr 2024

• Developed automated UI test scripts using Robot Framework for trading tracking and architecture systems.

• Prepared comprehensive test datasets and executed functional/non-functional test scenarios.

• Tracked and managed issue lifecycles utilizing Azure DevOps.

May 2022 – Jul 2023

• Executed manual and automated tests for high-profile client projects:

• E-Commerce/Rewards: 7-App campaigns (Go Green, Coupon Redemption, AR Game).
• Telecom: Dtac Agent app eligibility verification.

• Validated frontend UI and backend API/database integrity using Postman, MySQL, Kibana, and AWS.

Information Studies – Burapa University