No. Jains view Buddhism and Jainism as distinct paths. The Jain tradition does not treat Gautama Buddha or Buddhist saints as Jains or as part of Jain sainthood. While there were historical interactions between the two traditions, Jainism maintains its own 24 Tirthankaras and canonical teachings. In summary, Buddhists are not recognized as Jain saints, though some later readers may show general respect for a Buddha as a teacher in Indian culture. You can read more here