Fall 2023
shotStopper
A new development board which enables brew-by-weight on your espresso machine, without the need for any screens or dials to distract from the original design of your espresso machine.
Some Quotes from Users:
“Probably the best modification out there. I just added mine and it’s a game changer”
“has reduced my workflow down hugely”
“I’ve had mine for close to a year on my micra. I love it!”
“I think y’all are sleeping on the Tate Mazer shotStopper.“
My Roles
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Market Research
Performed a poll with 158 responses to understand desire and scope of project
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Feasibility Testing
Enlisted a small group of alpha testers to prove reliability and workflow
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Circuit Board Design
Independently designed in Altium CircuitMaker
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Firmware Development
Led a collaborative and open-source C++ source code on the ESP32 Platform
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Small-Batch Manufacturing
Working with an overseas manufacturer to build batches of populated circuit boards, along with final assembly and testing in the US
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International Sales
Organized an online sales model, having now shipped over 200 units to 23 unique countries
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Sustaining Engineering
Now on its 3rd generation, I have been constantly refining the design in response to parts shortages and improving manufacturability and performance
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User Support
I run a discord channel with over 500 users to assist users with installation and discuss future features and needs
