Backend
3 articles from the team building this since 2011.
- 22 April 2026
Modelling a Knowledge Graph That Retrieval Can Actually Use
Most Graph RAG projects fail at the schema, not the query. Modelling every noun as a node produces a graph that is technically correct, expensive to maintain, and no better at answering questions than the search it replaced.
3 min read · Sarvanan C
- 5 November 2025
Replacing a System Nobody Can Turn Off
The rewrite that runs for two years and ships nothing is the default outcome, not the unlucky one. Replacing a working system means never having a day where the new one has to be finished.
3 min read · Nithen PV
- 14 October 2025
The Checkout and the Classroom Are Not the Same System
Platforms that sell courses and deliver them get built as one application, because from the outside they look like one. Their correctness requirements are opposite, and the seam between them is where these products break.
5 min read · Nithen PV