Case Study

PourLog

A six-language coffee tasting SaaS across iOS, Android, Web, Admin, and API, with OCR-assisted record creation and a TypeScript monorepo.

Project Overview

PourLog is a cross-platform coffee tasting product for recording coffee experiences, discovering beans and cafes, and managing detailed brewing data. It supports iOS, Android, Web, Admin, and API surfaces from a TypeScript monorepo with shared schemas, offline-first mobile data handling, cloud synchronization, OCR-assisted record creation, analytics, and production-grade operations on GCP.

Key Challenges

Maintaining a four-package TypeScript monorepo across mobile, API, admin, and shared contracts
Implementing OCR-assisted coffee record creation with confidence scoring and caching
Supporting multi-language product content across six languages
Building operational visibility for API, LLM, push, places, and performance logs

Key Outcomes

Built iOS, Android, Web, Admin, and API surfaces from one product architecture
Implemented detailed coffee tasting records, discovery feed, cafe map, and curated content
Added Maestro E2E tests, API/App tests, and GitHub Actions workflows
Deployed production services with Distroless Docker and GCP Cloud Run

Technologies

ExpoReact NativeTypeScriptNestJSNext.jsPostgreSQLClerkClaude VisionGCP Cloud RunDocker