The article discusses the features of online education in the context of the implementation of educational programs in the technical areas of university training. The necessity of a radical change in the strategy and tactics of teaching is shown, the problems of digital didactics are highlighted. On the example of the online course “Nuclear Medicine” developed at the Physico-Technological Institute of UrFU and hosted on the Open Education platform, the advantages of using online technologies in training engineers are presented. The expediency of using blended learning methods has been substantiated.