Summary
Kokoro Hirai is a designer-turned-engineer and founder who blends visual storytelling with hands-on iOS and web development, leading 42 Inc. since 2018. With roots in experimental graphic and VJ work from the late 1990s, he evolved into interactive product design and engineering for brands like Panasonic, BMW and Starbucks and for game UI projects. He has repeatedly steered product teams through prototyping, UI/UX and iOS implementation while introducing Lean and Scrum practices as a PO to improve delivery and team performance. His background spans freelancing, startup partnerships at Recruit Media Technology Lab, and in-house creative leadership at redish where he owned design, CRM and customer-facing app development. Based in Chiyoda, Tokyo, he combines a strong visual sensibility with pragmatic engineering—an uncommon mix that helps turn brand experiences into shipped apps.
11 years of coding experience
19 years of employment as a software developer
大阪府立三島高校