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Signals

Notes from a sitting CTO on technical diligence, integration after the deal, AI claims in the CIM, and what it's like to build with these tools day to day.

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November 25, 2025by Eric

Building OnTempo: Shipping a Mobile App With AI (and Experience) as a Force Multiplier

When a bloated BPM app slowed down my class prep, I built my own. OnTempo is a fast, ad-free BPM counter created with AI tools like Cursor, Claude, and ChatGPT. This post breaks down how I shipped it to both app stores and what I learned along the way.

AI DevelopmentMobile Development0→1 Product BuildingProduct & EngineeringFounder Insights

September 19, 2025by Eric

Introducing Summit Foundry Group — and How I Built This Site with AI

Summit Foundry Group is live: a boutique tech partner for founders and investors—fractional CTO leadership, fractional operating partner, and 0→1 product/platform builds. This post shares why SFG exists and how I leveraged AI to design, build, and launch the site quickly and credibly.

Summit Foundry GroupFractional CTOTechnical Due DiligenceProduct & EngineeringFounder Insights