Backed for ML engineers

Hey folks! I have a serious doubt which is eating me from past few days . Is it necessary or important to learn backend while you are learning machine learning for landing a job . Please give me some advice because my placements are approaching and it will be here by September

Have you tried looking at job postings at companies you want to work in? They usually state the expected skillset as part of the job description.
Here’s an example from apple where the candidate expectations are mentioned in Key Qualifications section.