The coding assessment was 3 hours long and not super enjoyable. They give you two weeks to complete it and don't mention they prefer it done in 2 days until you start the test.
Mostly involving strings and lists.
The following metrics were computed from 6 interview experiences for the IBM Back End Developer role in United States.
IBM's interview process for their Back End Developer roles in the United States is extremely selective, failing the vast majority of engineers.
Candidates reported having very good feelings for IBM's Back End Developer interview process in United States.