PayPal Senior Quality Engineer interview questions

Round 1: Longest Common non repeating substring Unique numbers in an array Testcases for transferring money between two payments gateway ( positive, negative, edge cases, performance, accessibility, security) Test plan for feature, Current framework explanation Round 2: Given a scenario for rest Assured. Was asked to create an approach for designing pojo, utility, response validation,test data utility etc Few questions on CICD, Ui automation Round 3- Selenium internal architecture, selenium grid, framework explanation, conflict with dev , issues in prod and how to resolve and few more behaviour questions Round 4- All questions were based on what we have mentioned in resume