Uber Payment Operations Analyst interview questions

Since this was an analytical payments heavy position a lot of questions around the payment space as it relates to Uber and potential expansions they could do. You should be able to synthesize vague requirements and understand how to execute on process improvements with stakeholders given those requirements. What are some potential challenges within the payment space in other countries? How would you overcome obstacles when trying to set up payment vendors? How would you choose between two payment vendors based on Uber's business model?