Solutions Architect at a Sydney SaaS company: survived a hostile mock customer demo

After about six weeks of quietly exploring the market, I'd sent out roughly fifteen applications across Sydney's tech sector before the right break came through. A former client, someone I'd worked closely with on an integration project a couple of years back, reached out unprompted and said he'd flagged my name to the Solutions Engineering manager at a Sydney B2B SaaS company. I hadn't even considered them seriously before that conversation, but the hybrid setup and the scope of the role made it worth pursuing properly. The process ran over six rounds across about forty-five days, and I won't pretend the pacing didn't wear on me. The early stages were fairly standard: an initial screen with HR, a technical discovery call, then a deeper architecture whiteboard session where I had to walk through a multi-tenant cloud migration scenario with two senior engineers pushing back on my assumptions. I felt reasonably confident after those. But round five was a panel with cross-functional stakeholders, and the tone shifted noticeably. They were clearly assessing how I'd handle internal politics, not just technical complexity. Round six was the one that mattered. A sixty-minute mock customer demo, except their actual sales team was in the ↓