Sitemap
The whole site, on one page
Every public page on rajajeevan.com: the core pages, all 26 portfolio entries, the writing and the reference resources. Pick a section below, or scroll the lot.
Start here
The core pages. If you are new, begin with Home or The work.
Home →The front door: pick the path that fits why you are here
The work →Where systems meet real operations: selected patterns and contributions
Portfolio →The evolving collection, indexed in full below
Writing →Essays on retail systems, product decisions and practical AI
About →From the shop floor to the product call
Work with me →Advisory calls and services, booked on Topmate
Contact →A concrete problem beats a polished brief
Stories
Narrative accounts of how the work actually happened.
Case studies
Deep dives into retail, AI and operations problems, including reference designs for work that was proposed rather than deployed.
Before the first drill hole: a retrieval-augmented knowledge system for mineral exploration →Practical AI
From fifteen use cases to a measurable catalogue: how a retailer’s camera estate becomes a metrics layer →Retail technology
Autonomy with gates: designing an AI software factory for a regulated legal-technology platform →Practical AI
The cameras are already paid for: pricing the hidden value of a retailer’s surveillance estate →Retail technology
Structure before intelligence: how a GenAI product ontology turned catalogue maintenance into an exception process →Retail technology
Walk-out retail is a shrinkage and labour bet, not a convenience feature: a reference design for autonomous stores and smart coolers →Retail technology
Self-checkout fails on recognition and exceptions, not on the screen: a reference design for vision-based checkout →Retail technology
One platform, many markets: a proposed design for global sales and operations planning at a quick-service chain →Supply chain planning
Product ontology before product AI →Product data · GenAI
A video-intelligence layer for store operations →Retail AI · solution design
Points of view
Opinionated takes on how products in these spaces should be built.
Frontline AI has to help the person doing the work →Frontline AI concept
Sell the next useful action, not another automation canvas →Small-business automation concept
A learning app should make practice easier, not guilt louder →Learning-platform concept
A group-buying app has to earn the group’s trust →Community commerce concept
A price change is not finished at headquarters →Retail pricing
The warehouse needs a guidance layer →Physical operations
Experiments
Working prototypes and operating philosophies from his own AI practice.
The Harness Council: an operating philosophy for AI knowledge work →Practical AI · Harness engineering
Hermes Harness: designing for lower operational overhead →Practical AI · Harness engineering
A hospital surge forecast is only useful if someone can act on it →Healthcare design concept
Designing a five-tier inference fallback for an AI agent →Agent architecture
A personal knowledge-curation loop →Personal AI
Writing
Longer essays. The index lives at Writing.
The most useful decision an AI agent can make is to stop →Essay · practical AI
When the till disagrees: POS exception handling a store team can run →Essay · retail operations
Building a product ontology: a practical how-to for retail teams →Essay · product data · GenAI
Between scan and settlement: the checkout plumbing nobody sees →Essay · checkout and payments
Resources
Reference material that does not fit the portfolio.
FAQs about Raja →122 short answers, all plain text on one page
Brand: RJ Signal →Logo, colour, type and public downloads
Metric catalogue for vision checkout and unattended retail →Reference design · 134-metric KPI framework
That is the whole site: 7 core pages, 26 portfolio entries, 5 essays and 3 resources. New work lands in the portfolio first, so this page grows with it. Last updated 17 October 2026. For search engines, the machine-readable version lives at /sitemap.xml.