Modern CTO Will AI be the End of SaaS? with Rob Woollen & Marwan Mattar of Sigma
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Feb 2, 2026 Marwan Mattar, VP of AI at Sigma — ex-gaming and academia, now focused on enterprise AI reliability. Rob Woollen, Co-founder of Sigma — builds cloud analytics and AI apps on data warehouses. They debate whether AI will upend SaaS, the demo-to-production reliability gap, building prompt-to-app tools, agentic workflows, and how companies can create bespoke AI-driven applications on their own data.
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AI Enables Custom Apps On Demand
- AI lets teams ask for bespoke applications instead of buying generic SaaS and then heavily customizing them.
- Rob says this shift will be a “complete game changer” once security and adoption hurdles are solved.
Workflows Replace Point Solutions
- AI can synthesize workflows that previously required multiple SaaS products into a single tailored solution.
- Marwan predicts this will empower teams to solve very specific business problems they couldn't before.
Design Demos For Production From Day One
- Start AI projects with focused demos and clear success metrics to avoid the demo-to-production gap.
- Marwan warns to design for edge cases, latency, cost, and user workflows before scaling.