The process was online and got completed at a decent pace. There were 4 rounds- 1. Telephonic - HR representative will schedule a call according to your availability and ask you a few questions about your past experience, your salary expectations, why are you looking for a switch. 2. Online test (Python and SQL) - 30 MCQs and 2 coding questions. The level of difficulty depends upon how familiar you are with the syntax. Do prepare/brush up beforehand. 3. Technical Round - You will be interacting with Lead Data Scientist and the duration of this round will be around 60-75 minutes. Questions asked- Few SQL queries, python pandas codes, k-means clustering, elbow-method, past projects. 4. Final Round - You will be interacting with the Hiring Manager. This round will be around 60 mins. Questions asked - few unstructured real-world business problems related to retail/grocery shopping. Basically, they will observe how you structure the problem and solve it. Deep discussion on one of the previous projects. Why do you want to join dunnhumby?

A online technical assessment on python with MCQ and 2 coding questions. After that The regular interview process follows. It was smooth till first round of interview but after that they didn't respond. Didn't expect this unprofessional attitude from an organisation like dunnhumby.