15o IT

Software for education.
Websites for the trades.

Custom learning platforms, web development, and custom backend solutions — from a single source.

Services

Three service pillars

Educational Technology

Learning platforms, tools for teachers, and TikZ/LaTeX rendering as a backend service.

Web Development

Custom websites built with modern stacks — designed for performance and SEO.

Custom Development & Backend

APIs, backend services, and self-hosting solutions for custom requirements.

References / Case studies

Built for real workflows, not the shelf.

From a PAES learning platform to vehicle detailing: every reference explains the concrete challenge, the chosen solution and the stage the system has reached today.

6 selected projects · 10 project files in total
Glanz Vehicle Detailing Live

Web experience

Glanz Vehicle Detailing

A local service website grounded in real before-and-after work

Glanz Vehicle Detailing in Bernau needed a complete digital presence that could explain its services, packages, and process with confidence. The production website combines local proof with a clear journey from initial research to a properly structured enquiry.

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Satori Learning Live

Education technology

Satori Learning

Adaptive PAES preparation with tutoring, learning paths, and game systems

Satori Learning is a Spanish-first mathematics platform for Chile's PAES university entrance exam. It combines diagnostics, structured instruction, and focused practice with a progression and reward system designed to support sustained engagement.

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MathHero Technical beta

Education technology

MathHero

Exam-focused mathematics learning across Germany's state profiles

MathHero is a nationwide platform for mathematics exam preparation in Germany. It takes learners from a short diagnosis through a personal plan and targeted practice to timed simulations and systematic work on past mistakes.

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kleider.io Live

Digital product

kleider.io

An AI-assisted C2C marketplace for pre-owned children's clothing

kleider.io is a private marketplace for pre-owned children's clothing with an integrated tool for creating complete clothing bundles. It combines buying and selling with a photo-led AI workflow and an extensive editorial and SEO knowledge hub.

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retro-gaming.tech Live

Digital product

retro-gaming.tech

A data-driven retro platform with calculators, finders, and guides

retro-gaming.tech combines editorial content with interactive tools for emulation, retro PCs, consoles, and handhelds. Rather than building a simple article archive, the project became a structured product platform that turns technical data into practical decisions.

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bluecore.cards Live

Digital product

bluecore.cards

Deterministic Commander analysis for deckbuilding and playgroups

bluecore.cards is a platform for analysing and building Magic: The Gathering Commander decks. It combines an explainable bracket result with practical suggestions, saved decks, and features designed around recurring playgroups.

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