Tommi Nieminen has worked as a translator, localisation engineer and translation technology developer for over twenty years. As a translator, he specialises in game and software localisation. Active in both academia and the localisation business, he has designed systems to automate translation workflows and leverage machine translation in professional settings. Since graduating with an MA in Language Technology from the University of Helsinki, he has contributed to several academic projects and has authored and co-authored multiple peer-reviewed articles on subjects related to machine translation. He regularly gives guest lectures on machine translation at Finnish universities and also teaches a course in software localisation at the University of Helsinki. Currently working as an independent translation consultant and translator, he also develops and maintains the OPUS-CAT project, which makes confidential and customisable state-of-the-art NMT available to translators free of charge.