IFAE invites applications for an Open Position Postdoctoral Researcher in Observational Cosmology. The successful candidate will join the Cosmology group and work on developing and validating new data-analysis methodologies for galaxy surveys, aiming to apply them to the LSST DR1 data expected in 2028. Applicants should have a PhD in Physics or a related field and proven experience in cosmological data analysis, scientific programming, and HPC environments. #J-18808-Ljbffr