•Evaluated portfolio PMS apps/web—short-term rental and shared office—for UI/UX, responsiveness, and performance; identified query/event bottlenecks in signup/booking and proposed system-level improvements.
•Led host stakeholder interviews for a short-term rental startup; distilled root causes (e.g., chat instability traced not to core logic but to API orchestration inefficiencies) and shaped a prioritized engineering roadmap.
•Audited a workspace-management SaaS via analytics and user-journey reviews; flagged friction points and recommended UX/performance improvements to lift retention and engagement.