Langmackprincipal engineer
Principal Engineer & VP · T. Rowe Price · Charleston SC

I design and build systems that solve complex problems.

Payments, money movement, and artificial intelligence with intent. Twelve years of it, at consumer scale, inside one of the most regulated industries there is.

also building inReal EstateAIgenerative visionRisk
now — between builds

You’re choosing what I build next

Nothing is in flight. The Q4 2026 ballot is open — whichever candidate wins gets built in public, and every decision gets published here.

See the ballot
candidates
3
votes
0
closes
in 24 days

Pick what I build next

voting open · closes in 24 days

Four candidates across four domains, 0 votes so far. You pick one, I build the MVP in the window shown and publish everything — the code, the decisions, and what went wrong.

Risk and Fraud0%

Tripwire

Real-time fraud detection over transaction streams. Velocity, device and behavioural signals scored in flight, with an explainability trail an investigator can read.

Streaming · anomaly detection · Java~6 wk MVP
Generative Vision0%

Staged

Agents upload a photo of an empty room and the model furnishes it — sofa, rug, art, light. Listing photos that sell, without renting a stick of furniture.

Diffusion · image pipeline · React~4 wk MVP
Agents0%

Life Autopilot

An agent that knows your car, your boat, the HVAC filter and your last dental cleaning — and books the next appointment before you remember it was due.

Agents · calendar APIs~5 wk MVP

One vote per person. No signup.

Writing

Essays

All essays

Notes from building software where the engineering is only half the difficulty.

Podcast

Pure Speculation

Conversations with interesting people across Charleston, Technology, Real Estate, Investment, Engineering and Sports. Also some of my personal pursuits and perspectives on the topics that matter to me.

Latest · episode 01

Pilot

Michael Langmack, Principal Engineer, Finance

0:13