Jalen Ngonda is one of the most captivating performers on today’s soul scene. His voice, equal parts raw feeling and elegance, exudes confidence and charm. At 28, his resume reads more like that of a seasoned veteran: He has performed at New York City’s Summer Stage Festival, Picktathon, Newport Folk Festival, opened for Laura Mvula and Lauryn Hill at the Montreal Jazz Festival and sold-out houses on his own in Germany, the UK and Switzerland.