Justin Ko

Justin Ko is a software engineer and technology startup operator whose current formal role and geographic location are not publicly disclosed. He previously served as an early engineering employee at the financial technology unicorn Brex, joining the firm during its initial rapid expansion phase. During his tenure at the multibillion-dollar corporate card provider, he contributed to core infrastructure by developing systems across the growth, card, and cash engineering teams. Prior to his work in the financial technology sector, he co-founded SpeakGenius, an independent educational technology startup designed as an English language learning platform. He completed his undergraduate education at the University of Southern California, where he earned a Bachelor of Science degree in Entrepreneurship. His professional background primarily centers on building complex financial technology infrastructure, developing scalable growth systems, and operating early-stage software platforms.