Greg Schwartz

AI engineer

Ship the eval, then the feature.

Twenty one years of software, the last four shipping production AI. Trained in human computer interaction at Stanford, so the systems get adopted, not just demoed.

Doctors’ reports 6x faster, from a three step prompt chain Triage accuracy 57→96% Podcast downloads 0 19 episodes, 155 countries Patients per clinician 0x Patent Passive food tracking via wearable sensors US10049598B1
Education Stanford Engineering Master’s degree, Human Computer Interaction
OpenAI GPT-6 · CodexAnthropic Claude · Claude CodeGoogle GeminiLangfuseBraintrustPostgres RAGFunction calling · MCPElevenLabs · Retell · BlandPython · DjangoTypeScript · ReactHIPAA OpenAI GPT-6 · CodexAnthropic Claude · Claude CodeGoogle GeminiLangfuseBraintrustPostgres RAGFunction calling · MCPElevenLabs · Retell · BlandPython · DjangoTypeScript · ReactHIPAA

Work

result · models · tools · process

Evals36k tickets
57% → 96% Support triage, brought back from dead The old classifier was a coin flip, so three full time staff plus department heads read every ticket. Golden sets of 50 and 200 human labeled tickets, 15 categories, prompt and few shot iteration scored in Langfuse, then image categorization for scales and prescriptions.
Chatbot and RAG
6xpatients1.9xteam
Member messaging assistant HIPAA compliant, on GPT-4.1, GPT-5 mini and GPT-5.4 with Postgres RAG over 100+ clinical protocols. Resolves two thirds of messages through an 8x volume increase. Mandate was 2x to 4x.
Structured output 2.8x Lab results into the EMR GPT-5.5 parses lab PDFs and faxes into structured fields, 95% accuracy on 40 fields, clinician validation view. 9.1 to 3.2 minutes. MedowHealth.ai · prompt chain 6x Doctors’ reports, faster Owned and evaluated a three step prompt chain that turns medical transcripts into finished reports. GoDaddy · prompt engineering 2 engagements A prompt library for marketing Ad campaigns, branding, content, SEO, sales. “Our go to prompt engineer,” per their marketing director.

Now playing

The Prompt Engineering Podcast

Host and producer since 2023. Teaching prompt engineering to engineers and laypeople.

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Patent Passive food tracking via wearable sensors Filed as Director of Product at Zipongo. US10049598B1 Paper · UIST 2008 Harvesting Helpfulness A/B tested enhancing forum threads with maps of commenters’ locations.
Before AI · product and UX, 2014 to 2021 Two redesigns that closed funding
Sighten.io: $3.5M Series AIPVM: invites 1 per 2 days to 12 per dayview

“The most incredible prompt I’ve ever seen, having spent a ton of time myself researching it and not finding any examples anywhere. He will continue to be our go to prompt engineer.”

Alycia Leno · Marketing Director · GoDaddy

“Huge asset to the team. Appreciated his ability to tackle and present his work from the perspective of user needs and real use cases.”

Genevieve Wang · Product Head · Zipongo

Talks

Awards and community on the public work page

30:33Giving Good Presentations: stop putting paragraphs on your slidesWatch 7:56Quantified Dating: data analysis of online dating messages, photos, and profilesWatch 5:07Burning BodyMedia: physical activity and calorie expenditure at Burning ManWatch 5:20Are You What You Eat, or What You Buy? The talk that became the patentWatch

Resume

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