Jubeo

Jubeo

AI-powered validation for startup app ideas

SaaS / B2B · Founder · 3 months · Team of 1

Problem

Founders struggle to get quick, structured feedback on app ideas before investing time and money.

Context

Side project to explore Gemini and idea validation UX.

Strategy

Single flow: describe idea → get scored report with market insights, competitors, and next steps.

Architecture

Next.js App Router, serverless API route for analysis, Prisma + SQLite for report storage.

Execution

Implemented idea form, streaming-style analysis, report persistence, and Markdown/PDF export.

Challenges

Structuring LLM output reliably and keeping report UI scannable.

Solution

Strict JSON response shape in prompts, Zod validation, and componentized report sections with scores and breakdowns.

Measurable impact

Users get a single report with score, verdict, and actionable next steps in one session.

Tech & infrastructure

Tech Stack

Next.jsTypeScriptTailwind CSSZodPrismaGoogle Gemini

Infrastructure

VercelSQLite

Integrations

Google AI (Gemini)

Gallery

Jubeo screenshot
Jubeo screenshot