Aaron Wallis is a seasoned technology founder and CTO with 16 years of experience building customer-focused data platforms and conversational AI products from Melbourne. As co-founder and CTO of lokol and former Founder & CTO of Lexer, he has bridged product, data and engineering to help brands understand customers and deliver personalised experiences at scale. He combines hands-on systems design and product strategy—moving from core CDP architecture to emerging conversational AI interfaces—while advising companies as a fractional CTO and strategic AI consultant. Aaron is entrepreneurial by practice (founder, NED) and community-minded (Entrepreneurs' Organization member), sharing his current building process publicly on a dedicated Substack. He is comfortable operating across the stack and the executive suite, turning customer insight and data into durable product differentiation.
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