Andres Haayen

Software Engineer

Here are some demo applications I have created to showcase my skills and experience in web development.

UI SystemsMicro-interactionsStateAPIUX Polish
DayX Live

Train with focus.
Track every day.

DayX is an offline-first training tracker built for daily execution. Log sessions, monitor recovery, and keep momentum with a neon-dark, glassy UI.

Open DayXMobile + Dashboard
Offline-firstTraining calendarRecovery focusNeon dark UI
DayX preview
Open App
PokeApp Live

Catch the chaos.
Battle with style.

A playful, modern Pokédex that mixes clean data, fast filtering, and bold battle energy. Build teams, compare stats, and explore moves at a glance.

Browse PokédexBuild a Team
Battle simulatorSmart filtersShiny swapsTeam builder
Live PokédexBattle Ready
Pokédex previewOpen App

Interactive Utility

Grocery List App

A simple to-do list app that allows you to add, mark as completed, and delete items.

Palette

Team Collaboration

Secret Santa App

A Secret Santa app is a digital tool designed to organize and manage Secret Santa gift exchanges.

Palette

Let’s build something great.

Open to frontend roles, product collaborations, and high‑impact teams.

© 2026Andres Haayen