Useful ideas, by Jaxson Mercer

Made for a reason.How the products work.

Products for the things I wanted to work a little differently.Scoring formulas, concurrent writes, offline retries, and the code that handles them.

Featured stories

A look inside each product.

Ranker Available now

So many places.
Where should I eat?
Trip planning,
from search to route.

I wanted to find the good food spots around me. So I made a way to rank them.A closer look at Ranker’s Trip Stops workspace: finding stops along a drive, measuring detours, and planning an itinerary within an API budget. Food search and its ranking model are covered separately below.

Read the storyRead implementation notes
≤3 search areas → ≤12 route candidates

Mobis Private preview

Good at the craft.
Less busywork around it.
One slot. Two requests.
One booking.

A better way to find customers, book appointments, and keep in touch. Starting with knife sharpeners.Mobis turns service rules and existing commitments into bookable slots. The hard part is keeping reservations, customer records, and later Calendar updates consistent when requests race or fail.

Read the storyRead implementation notes
Slot check + booking + outbox = one transaction

Keep exploring

More by Jaxson

All products

One collection. Plenty to explore.

Browse all 5 products