A Fortune 500 global leader in building technology, software, and services faced challenges in ensuring consistent, high-quality multilingual user experiences across 18 languages and relied on slow, manual, and expertise‑dependent QA processes. Leveraging NomAIzo™ AI Studio, they adopted AI‑driven multilingual web testing and AI‑assisted test case generation. The solution automated translation validation, UI and RTL checks, and language switching, while also auto‑generating comprehensive test cases and scripts from workflows, requirements, and user stories. The customer achieved 50% reduction in multilingual testing effort, 40% faster test case creation, improved test coverage, reduced QA effort, accelerated regression cycles, and consistently high-quality global user experiences.