I'll try to summarise how we build a viral app in 3 days and what seemed like an internal fun here in codecentric Bosnia ended up us having to change a Firebase pricing plan 😉. jaje.cc [jaje == egg] was launched on Sunday, 19th Apr, when the Orthodox Christians were celebrating Easter and we had a lot of fun with it. This is a story about that journey, narrated from the moment idea was shared till being actually used on…