It's not easy to be a girl in another world

A woman with weakly body structure working at a software development company one day suddenly dies because of overwork, then she's given a chance to redo her life from zero in another world but this time she'll try to giver her best and do things that she couldn't in the previous life. Who is she gonna become? What kind of obstacles will she have to overcome? Maybe she will find someone who will give her life a purpose?