Quality Assurance Manual Tester

We are looking for detail-oriented Quality Assurance Manual Testers to join our team in Bangkok. In this role, you will play a critical part in delivering high-quality software by ensuring functionality, reliability and performance across complex systems.

You will work closely with developers, product stakeholders and cross-functional teams to embed quality early in the development lifecycle and drive continuous improvement in testing practices.

Responsibilities

• Design, execute and maintain test cases for functional, integration and end-to-end scenarios
• Report and track defects with clear documentation and collaborate closely with developers on resolution
• Create professional documentation in English and Thai to ensure stakeholder alignment
• Follow established testing standards, security practices and organizational guidelines
• Collaborate with cross-functional teams to clarify requirements and identify risks early
• Contribute to improving testing processes and overall product quality

Requirements

• Strong understanding of SDLC, risk-based testing principles and multiple testing types including unit, integration and E2E
• Skilled in exploratory testing, edge case identification and validating scenarios beyond the happy path
• Ability to inspect browser console logs, analyze API network calls and verify data using SQL
• Proficiency in maintaining comprehensive test documentation including test plans, scripts and summary reports
• Experience managing the full defect lifecycle with clear traceability to original requirements
• Hands-on experience with Jira, Xray, Zephyr or Azure DevOps for test management
• Familiarity with Postman or Swagger for manual API validation
• ISTQB Foundation Level certification or equivalent practical experience
• Professional proficiency in English and Thai, both spoken and written

Nice to have

• Experience working in Agile or Scrum environments
• Exposure to automation frameworks or scripting fundamentals
• Experience testing cloud-based or enterprise-scale applications

We offer

• By choosing EPAM, you're getting a job atone of Most Loved Workplace, as recognized by Newsweek, 2021-2024
• As you join a global, stable, and fast-growing company, you will work side-by-side with the best talent globally, using top-notch technologies.
• We offer a transparent career path and an individual roadmap to engineer your future and accelerate your journey.
• At EPAM, you can find vast opportunities for self-development: online courses and libraries, mentoring programs, language classes in English and other languages, access learning activities, courses, and certifications ((including a LinkedIn Learning license, AWS, Azure, etc.)
• A variety of engagement activities
• Periodically reviewed & customizable benefits package
• Social security
• Severance fund
• Workmen compensation fund (WCF)
• Travel insurance
• Paid annual leave

Life at EPAM

Since 1993, EPAM Systems, Inc. (NYSE: EPAM) has used its software engineering expertise to become a leading global provider of digital engineering, cloud and AI-enabled transformation services, and a leading business and experience consulting partner for global enterprises and ambitious startups. We address our clients transformation challenges by fusing EPAM Continuum's integrated strategy, experience and technology consulting with our 30+ years of engineering execution to speed our clients time to market and drive greater value from their innovations and digital investments.

We leverage AI and GenAI to deliver transformative solutions that accelerate our clients digital innovation and enhance their competitive edge. Through platforms like EPAM AI/RUN and initiatives like DIALX Lab, we integrate advanced AI technologies into tailored business strategies, driving significant industry impact and fostering continuous innovation.

Added to the S&P 500 and the Forbes Global 2000 in 2021 and recognized by Glassdoor and Newsweek as Most Loved Workplace, our multidisciplinary teams serve customers across six continents. We deliver globally, but engage locally with our expert teams of consultants, architects, designers and engineers, making the future real for our clients, our partners and our people around the world.

Learn more atwww.epam.comand follow us on LinkedIn.

How we hire

Here, we summarize the typical journey to finding a job within EPAM:

Step 1: General interview with our talent attraction specialist

Step 2: Technical interview with our technology experts

Step 3: Manager interview with a hiring manager

Step 4: Client interview*

And you are ready to join the team!

Not sure if you meet all the requirements No problem. Let's talk anyway and find out more!
It takes 1 min of application to start the journey with us. Apply now!

*Depending on each candidate and project situation, a project-specific interview may precede the client interview to assess project fit.