Job Description: Responsibilities: Code and Review: Continuously code, read, analyze, design, and optimize front-end, back-end, and integration code across Merkle's proprietary products and solutions throughout the development lifecycle: assessing technical design, implementation quality, identifying technical risk areas, and pinpointing the right scope for testing. Product Ownership: Act as Product Owner for Merkle's proprietary innovation products: defining and prioritizing the product backlog, aligning roadmap decisions with business stakeholders, and ensuring features are delivered in line with business goals and user needs. Test Strategy, Automation & CI/CD: Partner with business stakeholders to translate requirements into test plans, cases, and automation frameworks for web apps and APIs covering functional, non-functional test scenarios, integrating them into CI/CD pipelines for early defect detection. Perform manual or exploratory testing for complex workflows and new features as needed. Agile Collaboration: Participate actively in Sprint planning, daily stand-ups, and retrospectives, advocating for software quality best practices from the early design stages (Shift-Left approach). Qualifications: 4+ years of professional experience in software engineering / test automation, with strong working knowledge of full-stack application development (front-end and back-end) sufficient to analysing code and assess technical risk. Strong proficiency with modern automation frameworks and tools such as Selenium, Cypress, Playwright, Robot Framework, or Appium. Solid foundational knowledge in programming/scripting languages used for testing, preferably JavaScript, TypeScript, Python, or Go. Extensive experience with backend API testing utilizing tools like Postman, SoapUI, or RestAssured. Competency in writing SQL queries to manipulate and verify backend data structures. Experienced with core development tools and project management platforms, such as Git, Jira, YouTrack, and Asana. Excellent analytical, problem-solving, and communication skills. Experience executing performance, load, or stress testing using tools like JMeter or k6 is a plus. Familiarity with containerized execution environments (e.g., Docker) and cloud platforms (AWS, Azure, or GCP) is a plus. Prior experience as a QE working closely alongside full-stack development teams, ideally within MarTech, AdTech, or data-driven product environments is preferred. Professional QA/QE certifications, such as ISTQB (Certified Tester Foundation or Advanced Level) is a plus. Location: Bangkok Brand: Time Type: Full time Contract Type: Freelancer