A lot has been said already. But in general I have the impression that you lack a senior developer who is able to give you proper estimations. Juniors are not a

A lot has been said already. But in general I have the impression that you lack a senior developer who is able to give you proper estimations. Juniors are not able to do this, they don't have enough experience to calculate the effort they need and they are not able to foresee hidden technical difficulties