Why Mobile Bugs Take Days to Reproduce (And How We Fixed It) (opens in new tab)

One thing surprised me after years of building mobile apps. The bugs that consumed the most engineering time were rarely the most difficult bugs. The fixes were often simple. The investigation was the expensive part. A Typical Conversation QA: "Login is failing for some users." Frontend: "I can't reproduce it." Backend: "I don't see anything unusual in the logs." QA sends screenshots. Frontend asks for more details. Backend asks for request payloads. Someone records a video. Someone else trie...