Engineering

2 posts in this category.

Inngest Idempotency Patterns for the Support-Ticket-to-PR Pipeline

In Watari's Inngest-powered pipeline, idempotency is load-bearing — a single event replay can double-charge the billing meter or open a duplicate PR unless every step is hardened with UPSERT guards, a single-source meter, and webhook deduplication at the database layer.

Watari Team

June 10, 20268 min read

Engineering

How Watari maps a support ticket to a file and function — pgvector, tree-sitter, and a reranking model

Watari maps each extracted bug to a specific file and function in your GitHub repository by chunking your code with tree-sitter, embedding every chunk, indexing the embeddings in pgvector, and reranking the top-K candidates with a language model before opening a draft pull request.

Watari Team

May 28, 20269 min read