Summary
John Treacy is a retired senior engineering leader turned full-time mandolinist and teacher based in St. Helena, California, combining a deep background in platform software, developer tools, web development and professional audio with hands-on music instruction. Over a 12+ year professional span he led award-winning global software teams at companies including Sun Microsystems, NetApp, Euphonix and Meyer Sound, shepherding cutting-edge language and platform work as well as audio-focused solutions. He now applies that systems-thinking and pedagogy to private lessons and group bluegrass jamming using the Wernick Method, translating engineering rigor into clear, practical music teaching. His career uniquely blends high-technology product leadership with long-standing nonprofit music education service—having organized and led the California Coast Music Camp for many years. Known for mentoring teams and building developer-oriented tooling, he brings a disciplined, collaborative approach to both studio tech and the practice room. Colleagues describe him as someone who effortlessly moves between complex technical strategy and the hands-on craft of musicianship.
12 years of coding experience
28 years of employment as a software developer