Technical Interview with Team Lead - Networking basics: “How to troubleshoot internet connection issues?” - Web debugging: “User sees blank dashboard — how would you troubleshoot?” - API troubleshooting: “Customer reports API calls failing with HTTP 401 — how do you handle?” - API debugging (harder): “Customer calls /rides endpoint and gets 404 but insists the ride exists — what do you do?” - Network isolation: “Multiple customers in Germany report slow response times, others don’t — how do you investigate?” - Escalation: “Customer issue has been open for 2 days, engineers need 2 more days, but client is demanding immediate resolution — how do you respond?” - Customer experience: “Tell me about a time you had to de-escalate an angry customer.” - Practical task with DevTools: Locate flights on the map and find their latitude and longitude.
