Nani Indrajani Tjitrakusuma has been teaching at the Petra Christian University as a full-time lecturer since 1984. She has taught various subjects, among others: grammar, language teaching and learning, language curriculum design, pragmatics, English Proficiency Test, and TOEFL. In 2006, she got a Cambridge Certificate from the Australian Training Center in Sydney, Australia by taking the CELTA (Cambridge Certificate in English Language Teaching to Adults) program. She received some grants from the Indonesian Directorate General of Higher Education) such as Sandwich-S3 Abroad Scholarship (Leiden University), Post Graduate Program Scholarship (BPPS), Dissertation Research Grant, Fundamental Research Grant (as a member of the research team).