PozyczkoBank

Fintech AI Platform / Full-Stack Developer & AI Engineer

React 19Python (FastAPI)SupabaseGoogle Gemini ProVercel Serverless

Executive Summary

PozyczkoBank is an intelligent financial hub operating in the highly competitive affiliate market. The project solves a critical technical contradiction: how to maintain the fluid UX of a Single Page Application (SPA) while ensuring perfect SEO indexability for thousands of dynamic articles and offers. By implementing a 'Smart SPA Fallback' architecture using Python and Vercel Serverless, we achieved 100% Google visibility while automating 90% of editorial work via Google Gemini AI.

The Innovation: Smart SPA Fallback

/// THE_PROBLEM

Standard SPAs return status 200 OK for every URL, even non-existent ones (Soft 404), ruining domain reputation.

/// THE_SOLUTION

Middleware intercepts every request. It checks the slug against the database. If the resource exists -> serves App (200). If not -> serves App but with 404 status and 'noindex' header. Result: Perfect SEO compliance.

@app.middleware("http")
async def smart_fallback(request):
  path = request.url.path
  if db.exists(path): return HTMLResponse(status=200)
  else: return HTMLResponse(status=404, headers={"X-Robots-Tag": "noindex"})

AI Powerhouse Modules

Autonomous Editorial (AI Cron)

Daily cron jobs analyze the content gap. The AI selects a topic (e.g., 'Tax Changes 2025'), writes a compliant markdown article, and generates a unique thumbnail image.

Real-time Offer Analysis

Raw API data from banks is hard to read. AI analyzes APR, commissions, and conditions in real-time to generate 'Pros', 'Cons', and 'Expert Verdict' sections on the fly.

Virtual Financial Advisor

A chat component operating in 'Expert Mode'. It uses current market context to answer user queries (e.g., 'Where to invest 50k?') with low temperature settings to prevent hallucinations.

Security Center

Integrated operational data from banks: Elixir sessions, SWIFT codes, and card blocking hotlines. YMYL (Your Money Your Life) compliance focus.

Project Results

Perfect Google indexing for dynamic SPA routes.

90% reduction in editorial costs via AI.

High Core Web Vitals scores.

Dynamic Sitemap.xml generated on the fly.

Need scalable AI Architecture?

Terminate
Silence

Initiate protocol. Establish connection. Let's build something loud.

> WAITING_FOR_INPUT...

WARSAW, PL

pawel.wiszniewski95@gmail.com