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Marmo77/README.md

Hey, I'm Aleksy 👋

Founder @ADdigital · Frontend developer · 🥈 Silver medalist, MOS World Championship 2026 (Excel)

I build real products for real businesses — from marketing sites that convert to a database-backed admin dashboard with role-based auth. I run a small web agency end-to-end (design → code → deploy → SEO), and I'm starting a CS degree this October.


Portfolio Agency
LinkedIn Resume Email


About me

  • 🇵🇱 Based in Szczecin, Poland — technical secondary school (2021–2026), programming specialization, 100% on both final vocational exams (INF.03, INF.04)
  • 🎓 Starting university this October to study IT — looking for an internship or collaboration alongside it
  • 🥈 2nd place, Microsoft Office Specialist World Championship 2026 (Excel / Microsoft 365 Apps category, Anaheim, USA) — the first medal of its kind for Poland
  • 📜 5× Microsoft Excel Expert certified, plus Adobe Certified (Photoshop)
  • 🌍 One-month IT internship in Rimini, Italy under the Europass mobility program
  • 🛠️ Run a small web agency, ADdigital — Building Real Websites for Companies and optimizing Their Google Profiles for Positioning and Visibility.
  • 📊 The other half of what I do isn't code — Excel/Power BI dashboards and SQL for businesses that need to make sense of their data, not just a website
  • 💻 1,100+ GitHub contributions in the last year
  • 📈 Measuring progress in commits and shipped features rather than a job title — proof of work, not a résumé

What I'm building

🚗 Car Service Dashboard

In active development · most complex build so far

A hand-coded SaaS-style admin dashboard for a car service business — role-based OAuth auth, full vehicle/booking CRUD, and a relational Supabase Postgres schema behind every screen.

Source →

🌐 ADdigital

Live · my own agency

The marketing site for my web agency — built for speed and conversion, with a portfolio grid, animated hero, and a quote-request flow for local businesses.

Live site →

Client sites, built through ADdigital

Real briefs, real content, shipped end to end — copy, design, build and local SEO for each one.

Site Industry Live Highlights
🍔 Burger Szczecin Gastropub burgerszczecin.pl Dark, moody design + table-booking flow
🔧 NordCar Serwis Car service nord-car.pl Round-the-clock booking, tuned for speed
🪑 Meblex Furniture showroom meblex-szczecin.pl Categorized project gallery → quote form
🛡️ Nova Ubezpieczenia Insurance agency nova-ubezpieczenia.pl Policy offer rewritten in plain language
🐾 Gabinet Pogodno Veterinary clinic weterynarz-pogodno.vercel.app Full price list sorted by care category
🪚 Stolarnia Jesion Carpentry workshop stolarnia-jesion.vercel.app Portfolio with material & turnaround specs

Full case studies (brief, key features, results) on my portfolio.


Stack

Frontend · React · TypeScript · Next.js · Tailwind CSS · shadcn/ui Backend / BaaS · Supabase · PostgreSQL · OAuth · Python (OOP) Data & Analytics · Excel Expert (×5) · Power BI · SQL Design · Figma · Adobe Photoshop


GitHub stats


Let's talk

Open to internships, part-time roles, and any collaboration that lets me keep building real things alongside university. I'll get back to you within a day.

Portfolio Agency LinkedIn Email


Built with React · TypeScript · Tailwind CSS · shadcn/ui — same stack as everything above.

Pinned Loading

  1. car_service_dashboard car_service_dashboard Public

    SaaS Dashboard for Car Service CRUD cars on website

    TypeScript

  2. Car-Dealer_Website Car-Dealer_Website Public

    Project for learning TypeScript + Database CRUD (AppWrite)

    TypeScript 1