Do you have questions about sample roasting with ROEST? Join us for an “Ask Me Anything” session with Jayesh Chandiramani, founder and roaster at GWO roasting on the ROEST L100 Plus and Dongze Steven Yue, a coffee roaster based in San Francisco, California, who roasts on the ROEST L200 Ultra.

Date: Friday, June 26, 2026
Time: 10:30am - 11:30am
Location: Booth #11355

Dongze Steven Yue

Jayesh Chandiramani

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About Dongze Steven Yue

Software engineer by day, roaster at night, Dongze/Steven is a passionate coffee roaster based in San Francisco, California, primarily roasting on his ROEST L200 Ultra. His roast style ranges from light to ultralight, transparently highlighting the terroir and processing behind each coffee. Dongze approaches roasting as an empirical science and bases his approaches on the physical parameters of the coffee greens and the understanding of heat transfer of the roaster settings.

Follow Dongze Steven Yue on social media:
Instagram: @coffee.with.dongze