On-Site UX Audit for Scietific project ELI-Beamlines

I need an experienced UX researcher to spend time at our scientific institution and observe how real users interact with our in-house desktop applications. The primary goal is to identify usability issues that slow our researchers down or cause errors... (Budget: €6 - €12 EUR, Jobs: Design Thinking, Interaction Design, Qualitative Research, Report Writing, Testing / QA, Usability Testing, User Experience Research, User Research, UX / User Experience, Website Testing)