QA Engineer, Localization

Zendesk is a company that powers billions of customer service conversations worldwide with over 5,000 employees collaborating globally. The company focuses on digital-first customer experiences and offers a hybrid work model designed to balance onsite collaboration and remote flexibility.

• 1–2 years of experience in software testing, quality assurance, or a technically-inclined localisation role.
• Hands-on experience testing AI features or LLM-powered products, including evaluating model output for accuracy, tone, and locale-specific quality.
• Proven ability to identify, document, and track software bugs through a structured QA process.
• Foundational knowledge of at least one scripting language (e.g., Python, JavaScript) or web technologies.

Preferred qualifications:

• Completion of a specialized Software Engineering or QA Bootcamp.
• Experience with automated Quality Estimation (QE) frameworks or LLM evaluation pipelines (e.g., BLEU, COMET, LLM-as-judge methodologies).
• Familiarity with prompt engineering concepts and how LLM outputs vary by locale or language.
• Native or professional-level fluency in German or Spanish.

• Act as the final gatekeeper for the product’s user experience in diverse markets, ensuring features feel native and intuitive worldwide.
• Implement and run AI-powered quality frameworks and evaluation tools to automate and scale localisation testing.
• Design and execute test plans for AI-driven features, validating LLM-generated content for linguistic accuracy, cultural appropriateness, and functional correctness.
• Serve as the technical point of contact for external QA agencies, providing bug documentation, test data, and feedback to maintain quality standards.
• Collaborate with senior engineers to develop and maintain internal testing tools and platforms.
• Generate and manage testing data to validate localized product features throughout the release cycle.

Zendesk is an equal opportunity employer and complies with applicable laws regarding diversity, equity, inclusion, and accommodations for disabilities and veterans. The role requires attendance at the local office part of the week as determined by the hiring manager. AI or automated decision systems may be used to screen or evaluate applications in accordance with company guidelines and applicable law.