Newark is trying to make it easier for residents to find affordable places to live amid the city’s building boom. The city launched a free online search engine last week that allows apartment seekers to enter the range of rent they can pay, how many bedrooms they need and other criteria, to produce an interactive map with matching locations. The search engine, Newark Housing Search, includes private and publicly subsidized properties and all sites owned by the Newark Housing Authority. “I am committed to producing and preserving more affordable housing, so that more individuals and families ca…