Are engineers who work at addictive software (social media apps, some type of games, etc.) actually breaking ethics? Should we defy this as a profession, not al

Are engineers who work at addictive software (social media apps, some type of games, etc.) actually breaking ethics? Should we defy this as a profession, not allow our skills to be used for a thing that's borderline evil? If pushing addictive narcotics is denounced as one of the moste evil deeds possible, how's this different?