Marcin Kosecki is a Senior Software Engineer at charactr, with expertise in developing advanced dialogue system frameworks, text-to-visual solutions, and story generation using GPT-3. Responsibilities include managing a small team, creating and collecting datasets, and overseeing various software development stages. Prior experience as an NLP Engineer at Samsung Electronics involved designing and implementing NLP systems, improving algorithms, and maintaining datasets, while serving as a technical leader. Marcin holds a Master's degree in Software Engineering and an engineering degree in Mechatronics from Warsaw University of Technology.