Senior QA Engineer Lead

Who We Are

Located in the heart of Bangkok’s Phrom Phong District, Sertis is ASEAN's leading Data and AI engineering and solutions company. Since 2014, our advanced solutions and products have powered over 400 enterprise Data and AI deployments at the region’s leading companies and conglomerates. We are also a member firm of Andersen Consulting, a global consulting practice integrating business strategy, digital transformation, and AI-driven technology solutions with Andersen Global’s world-class expertise.

What We Do

Sertis provides both productized and bespoke AI and Data solutions for our Customers, optimizing and commercializing their data in ways that activate real business results. Our 140+ team have developed product offerings and IP ranging from advanced Computer Vision applications accredited Global Top 20 by NIST, to automated insights monetization for Retailers, eKYC for financial institutions, AI-driven agricultural safety assurance, precision steel cutting, trading algorithms for hedge funds, and enterprise knowledge management systems based on AI.

Our Aspiration

We are data and AI pioneers, dedicated to enhancing the economic and social lives of our customers via technology. We are not just living in history, we are making history everyday. In becoming one of the world’s leading Data and AI companies, we always double-down on remaining a place where a diverse mix of talent wants to come, do their best work, and stay. We pride ourselves on bringing the best talent worldwide into a culture that encourages learning, growth opportunities, innovative contributions, and a sense of ownership. As part of Andersen Consulting, we are committed to delivering best-in-class Data and AI solutions—aligned with a global platform known for innovation, integration, and impact—while continuing to set benchmarks in the region and beyond.

For more information, please visit: sertiscorp.com



We are looking for a QA Engineer Lead to define and drive quality engineering practices across our payments platform.

This is a senior, hands-on role for someone who can design test architecture while actively contributing to automation and delivery.

You will play a key role in improving system reliability, scaling automation coverage, and embedding quality into the development lifecycle. You will work closely with Engineering, Product, and DevOps teams to ensure that systems are delivered with strong test coverage, stability, and performance in a high-transaction environment.

• This is a fully remote role, working under US Time zone.
  
  

In This Role, You Will Get To

• Define and lead test strategy and automation approach
• Build and scale test automation frameworks
• Ensure strong test coverage (functional, integration, regression)

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• Integrate testing into CI/CD pipelines and quality gates
• Partner with engineers to embed quality early in development
• Lead API and backend testing across services
• Track quality metrics (coverage, defects, release readiness)
• Support debugging and root cause analysis in production issues
• Mentor QA / engineers and drive best practices
  
  

You’ll Be Successful If You Have

• 4+ years of experience in QA, test automation, or backend testing with a Java-based testing environment.
• Strong hands-on experience building and scaling automation frameworks
• Expertise in automation tools such as Selenium, Playwright, Cypress, or similar and strong coding skills at least one languages (Java, JavaScript or Python)
• Strong experience with API testing tools (Postman, RestAssured, or equivalent)
• Solid understanding of software testing principles, including test design and risk-based testing
• Experience working with CI/CD pipelines and integrating automated testing
• Strong understanding of microservices architecture and distributed systems
• Experience working in high-availability, production-critical environments

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• Strong problem-solving skills with the ability to debug complex system issues
• Ability to operate independently with high ownership and accountability with clear communication skills, able to influence engineering and product stakeholders
• Strong English communication skills both in written and spoken to communicate with the US team smoothly.
• Willing to work remotely in the US time zones.
  
  

It’s Nice If You Have

• Experience in fintech, payments, or high-transaction systems
• Experience with performance and load testing (JMeter, k6, or similar)
• Familiarity with containerized environments (Docker, Kubernetes)
• Experience with observability tools and test reporting dashboards
• Exposure to security testing practices
  
  

What This Opportunity Offers

• Fully remote position (work from anywhere under the US time zones).
• Opportunity to learn modern Java practices on a real migration project with senior mentorship.
• Collaborative and supportive team environment.
  
  

APPLY NOW!