In Episode 129 of the SDR DiscoCall Show, Neil Bhuiyan sits down with Karolis Žemaitis, co-founder of GrowTech, to explore the journey from early hustle to building a sales-led business.

Karolis shares how his path wasn’t traditional - struggling academically, navigating tough environments, and feeling lost early on. He reflects on how basketball gave him structure and how that eventually translated into discipline in his career.

The conversation moves into his early days as one of the first SDRs in a scrappy startup, where there was no onboarding, no real process, and everything had to be figured out from scratch. From learning through repetition to overcoming fear of cold calling, Karolis breaks down what that environment taught him.

They also explore his transition into leadership, building systems with limited resources, and ...