Custom Web Applications
Full-stack architecture using Next.js and TypeScript. From initial MVP to scalable production systems.
Studio 01
Code. Design. Delivery.
Luppis is an engineering studio focused on architecting modern web systems and custom AI integrations. We build with technical precision for measurable results.
Portfolio
Our Work
Selected projects showcasing our expertise in web development, AI integration, and cross-border commerce.
FinTech / HR Tech
Klarpay - Danish Salary Calculator
A privacy-first salary comparison tool for the Danish job market with complete tax system implementation, running 100% client-side.
Next.js 16React 19TypeScriptTailwind CSS v4+3
Construction / GIS / Project Management
Kronos
A multi-tenant geospatial project management platform for construction site documentation, featuring interactive mapping, timeline visualization, and capture workflows.
React 19TypeScriptDjango 5.0GeoDjango+8
Sports & Recreation
STK Opatija-08 Club Management Platform
A comprehensive full-stack web application for a Croatian table tennis sports club, featuring event management with recurring schedules, player profiles, media galleries, and a powerful admin dashboard.
Next.js 15TypeScriptPostgreSQLPrisma ORM+6
Expertise
Services
AI & Automation
Deployment of custom LLM agents and RAG pipelines. Intelligent workflows powered by OpenAI and vector search.
Cross-Border Commerce
Compliance-first storefronts built for the EU. Specialized in multi-currency logic, VAT automation, and GDPR.
Technical Audits
Deep-dive performance optimization and Core Web Vitals. Engineering for speed and technical SEO.
UI/UX Engineering
Bespoke interfaces using Tailwind CSS and Framer Motion. Focused on interaction design and performance.
Technical Strategy
Consultancy for startups. Tech stack selection, infrastructure planning, and architectural roadmaps.
Contact
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