Making a program which will be used for halaal and haraam

He has been an attractive job offer in the field of developing new kinds of pig meat

Ruling on growing tobacco

He works in a factory that makes tight and short clothes for women

Travelling to the land of the kuffaar to seek knowledge, and helping the kuffaar to make software

Working in an institute teaching interest-based financial courses

Ruling on working as an accountant in a company calculating the amount of riba, and he may not be able to find any other work

Working on programs which do the accounts for a company and include riba

Muslim working as a doctor in the kaafir army

Earnings of one who makes images