The Night Shift · by subject
Departments
Browse essays across 16 subjects. Pick a topic to see its latest notes.
- 01 32 essays
Engineering
Technical decisions behind our products, with examples from the work.
- 02 11 essays
AI User Interviews
Building simulated interviews with AI moderators and participants to help prepare for research with customers.
- 03 11 essays
Thyseus
Building a live map from public cameras and detection running in volunteers’ browsers.
- 04 9 essays
code-results
Building code-results to compare deploy dates with changes in business metrics.
- 05 9 essays
Research
How we choose research questions, recruit participants, and decide when a study has enough evidence.
- 06 8 essays
DReader
Building an ad-free phone reader for Drudge Report, whose source page has no feed or API.
- 07 8 essays
Preflight
Building a macOS utility that checks PDFs against submission limits and creates optimized copies while preserving the originals.
- 08 5 essays
Design
Design decisions in our products and the reasons for them.
- 09 4 essays
Detection
Notes about Detection.
- 10 3 essays
ganttchart.ai
What we learned building ganttchart.ai, which turns a written project description into an editable chart.
- 11 3 essays
Orbit
Building a private, on-device mood journal that keeps each moment and its context, so you can read an entry back long after the day it recorded.
- 12 2 essays
Guides
Practical guides to making and maintaining project plans.
- 13 2 essays
Philosophy
Why we keep our products small and operate them ourselves.
- 14 2 essays
Process
How we plan, review, and maintain our work.
- 15 2 essays
Studio
How we run our independent software studio.
- 16 1 essay
This site
Changes to trolls.dev and what we learned making them.