Portfolio · San Francisco
- forward-deployed product manager noun
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A product manager who works from inside the customer's problem instead of from the roadmap. Sits with the team that has it, builds the first working version so the spec is not a guess, and turns what that teaches into what the platform should do next.
- LLM features shipped to enterprise production
- A 7-tool internal AI suite, solo-built
- Prototypes adopted onto the official product roadmap
- One live public product: segmentatlas.com
Selected work
- product what got built and why anyone wanted it
- systems the architecture that made it hold up
- analysis the evaluation that made it trustworthy
No work prints in all of those inks.
- product · systems Segment Atlas A 3D ride replay and route-intelligence app for cyclists. Solo build, entirely in the browser.
- systems · product Seven tools analysts can change without me An internal AI suite that replaced spreadsheet workflows, built so analysts could add new report types without engineering.
- product A prototype the product team shipped A dashboard prototype built from aggregated customer feedback, adopted by product and engineering and released on the platform.
- product A campaign generator, built in seven hours A natural-language campaign generator built in a hackathon and taken onto the product roadmap.
- product · systems · analysis Enterprise applied-AI work Six case files from inside an enterprise SaaS company: LLM systems shipped to production, the evaluation work behind them, and the products they became. Available on request.
Behind the sealed folder
- No. 02 Why a competitor won the month An internal LLM prototype driven into a customer-facing enterprise beta, with the evaluation work that made it safe to ship.
- No. 05 A 40-hour report, priced and sold Turning a 40-hour handmade report into a priced, automated product line.
- No. 07 Signals in sales calls A prototype that classified service-fit and churn-risk signals out of CRM and call data. Paused, not shipped.
Contact
The sealed folder opens in conversation. For the case files, the method, or the work itself:
- PDF Resume
- Email zacharydonnenfield@gmail.com
- LinkedIn linkedin.com/in/zachary-donnenfield
- Live work segmentatlas.com
- GitHub github.com/zdonnenfield