This volume contains the technical papers presented in the workshops, which took place at the 9th European Conference on Service-Oriented and Cloud Computing, ESOCC 2022, held in Wittenberg, Germany, in March 2022.The 4 full papers and 7 short papers included in these proceedings were carefully reviewed and selected from 17 submissions. The workshop proceedings volume of ESOCC 2022 contains contributions from the following workshops and events:First International Workshop on AI for Web Application Infrastructure and Cloud Platform Security (AWACS 2022)PhD Symposium of ESOCC 2022ESOCC 2022 Projects TrackESOCC 2022 Industrial Track