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Naoyuki Kosaka is a highly influential figure in the Japanese tech industry, best known as a co-founder and the former Chief Technology Officer (CTO) of Cookpad, Japan's largest recipe sharing service. He played a pivotal role in the company's early development, technological strategy, and scaling its platform to millions of users. Kosaka is recognized for his deep expertise in web technologies, particularly Ruby on Rails, system architecture, and fostering a strong engineering culture. His work at Cookpad has had a significant impact on how technology is used to build online communities and services in Japan. He is also known for his contributions to the tech community through talks and sharing his experiences.
Naoyuki Kosaka's work history includes a series of influential roles in various companies. Here is a detailed list of his professional journey:
Co-founded Cookpad in 1997, which grew to become Japan's largest recipe sharing platform and a publicly traded company, significantly impacting online food culture.
As the former CTO of Cookpad, he led the technological vision, built and scaled the infrastructure to support massive user growth, and cultivated a renowned engineering team. He was instrumental in adopting and popularizing Ruby on Rails within the company and the wider Japanese tech community.
Through his leadership at Cookpad, public speaking engagements, and writings, Naoyuki Kosaka has been an influential voice in the Japanese web development and startup ecosystem, often sharing insights on technology, scaling, and engineering management.
Known as an early adopter and strong advocate for the Ruby programming language and agile development methodologies, contributing to their popularization in Japan's tech scene.
Doshisha University - Year 2001
Doshisha University - Year 2001
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株式会社hokan is an InsurTech company based in Tokyo, Japan, founded in August 2017. They develop and provide 'hokan®', a SaaS-type insurance agency management system designed to improve the productivity of insurance salespersons and agencies. Their mission is to 'Update insurance with technology,' aiming to digitize and streamline operations within the insurance industry, making it more efficient and customer-centric. The platform supports customer relationship management (CRM), contract management, and compliance for insurance agencies.
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