Nabr, a consumer-first housing startup that aims to bring a tech-driven, bespoke home designing and financing to the masses, has formally launched with the news that its first apartment building will debut in the summer of 2023 at 415 South 3rd Street in San Jose’s buzzy arts and culture quarter, the SoFA (South of First Area) District. While the 125-unit development, SoFA One, isn’t slated to break ground until next summer, the…