The new building has a library, a roofdeck, a stadium-seating auditorium, a mother's room, a nap room and a zen room, where employees can get a massage or get acupuncture treatment, Couey said.
The start-up Tagged also has a zen room where employees can go to take yoga or just unwind and nap. The company also has internal clubs for workers, including a wine club as well as a home-brewing club.
Perks at FitBit, a wearable device company, appropriately enough relate to health and wellness.
The company offers Zumba, Kickboxing and other fitness classes on campus as well as a fitness stipend each month. It also has a day each week where the employees are encouraged to wear their gym attire to work so that they can spontaneously break out into different workout moves throughout the day.
Ullrich said she has also seen more companies offering laundry and dry cleaning services, as well as pharmacy services and even travel discounts for personal trips.
"When you go back to a recession period, candidates were just thankful because it was a job, but in this state, you have to move quickly," Ullrich said. "It's really a re-education of the employer to teach them we are in a hotter market in the tech field and candidates have options."
—By CNBC's Cadie Thompson. Follow her on Twitter