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Hiroto Yoshida
Hiroto Yoshida

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I'm 15, Built My First Real Project in 4 Days, and Put It on Gumroad

I'm 15 and Built an AI Energy Dashboard with Next.js 15 + Groq

Hey Dev.to! πŸ‘‹

I'm a 15-year-old student developer from South Korea.
I just finished my first real production project β€” FuelScope AI.

What is it?

An energy market intelligence dashboard that uses
Groq's Llama 3.3 70B to summarize real energy news in real time.

πŸ”— Live Demo: https://fuelscope-ai.vercel.app

What it does

  • β›½ Regional gas price cards
  • πŸ“ˆ Energy stock tickers (XOM, CVX, SHEL)
  • πŸ€– AI-summarized energy news (Llama 3.3 70B via Groq)
  • πŸ—ΊοΈ Interactive Mapbox station map
  • πŸ“ GPS nearest station finder
  • 🎨 Apple-inspired clean design

Tech Stack

  • Next.js 15 + TypeScript
  • Tailwind CSS
  • Groq API (Llama 3.3 70B) β€” FREE tier
  • GNews API β€” FREE tier
  • Mapbox GL JS
  • Vercel deployment

What I learned

This was my first time building something with:

  • Real API integrations
  • AI summarization pipeline
  • Production deployment on Vercel
  • Apple design system principles

Honestly learned more in 4 days building this than months of tutorials.

Honest disclosure

Gas prices and stock data are mock values β€”
the README includes guides for swapping in real APIs
(EIA, Alpha Vantage, etc.).
The AI news summaries are 100% live though.

Template

I'm selling the template for $19 on Gumroad if anyone
wants to build on top of it:
πŸ‘‰https://LZF01.gumroad.com/l/djzoaj

Would love any feedback from the community! πŸ™


Built with Next.js 15, Groq, GNews, Mapbox

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