Welcome to my blog. Here I share the stories, decisions, and implementation notes behind the apps I build. Each post is a detailed case study covering the motivation, key features, technical implementation, and stack tradeoffs of a specific project.
Whether you are interested in React Native mobile development, Next.js web apps, native Android modules, or full-stack architecture, you will find practical examples drawn from real shipped products. Currently featuring 38 case studies covering projects from e-commerce platforms to game engines.
How I built a bilingual Expo map app for 4,700+ Greek gas stations—cheap-first discovery, real daily price history, and offline-friendly caching—backed by a GitHub Releases data pipeline instead of a paid backend.
How I extracted the Eortologio app's local nameday engine into a yearly GitHub Actions pipeline that publishes full-year Greek giortes calendars as offline JSON releases.
A technical deep dive into architecting an automated daily data pipeline that monitors 4,700+ gas stations across Greece, overcomes government CAPTCHAs via geospatial grid sampling, and uses Zstandard compression to shrink daily datasets by 90%.
How I architected an automated daily data pipeline cross-referencing 1.29M+ movies and TV shows across IMDb, TMDB, TVDB, Letterboxd, Trakt, and Wikidata into portable, zero-cost offline datasets.
How I engineered an automated, drop-in replacement for the archived manami-project dataset, cross-referencing 39,000+ anime across 13 platforms with zero manual review bottlenecks.
How to bridge MyAnimeList's fragmented per-season ID model with TMDB's unified series structure using automated daily cron pipelines and persistent metadata caching.
A technical walkthrough of building a real-time astronomical calculation engine, interactive living birth chart wheel, 3D flipping tarot cards, and resilient monetization in React Native with Expo.
A technical walkthrough of building an industrial-grade React Native app factory engine powered by Google Gemini AI, WebSockets, and direct Google Play Developer API v3 telemetry.
A deep dive into how I built a privacy-first personal location timeline app using React Native, MapLibre, and Android Activity Recognition.
A look at how I built a fast, seamless media downloader in React Native using Expo.
A look at how I built a high-performance interactive map in React Native to track the water quality of over 1,600 beaches.
A detailed look at the vehicle app I built for fuel logs, trip tracking, maintenance, and expense visibility.
How I shaped a React Native Pokédex around fast browsing, detailed stats, and type-based presentation.
A closer look at the Expo Minesweeper clone, including the game rules, board behavior, and visual themes.
The design thinking behind a small but responsive Flappy Bird recreation for Expo and React Native.
How I designed a syllable-splitting word puzzle game with offline play, tactile animations, and COPPA-compliant monetization.
Designing an intuitive, tactile block placement game with 10x10 clearing logic and smooth touch interactions.
Developing a geometric silhouette art puzzle with polygon snapping, rotation, and zen sound design.
Creating a vibrant musical arcade game featuring pitch memory, rhythm tapping, and retro synth aesthetics.
Developing an adventure-themed word puzzle featuring parchment treasure maps, gold collections, and syllable hunting.
How I designed a digital wellness app that blocks feed-heavy behavior without making the phone unusable.
A practical breakdown of an app that helps track non-followers and manage account cleanup.
How I approached a React Native widget app that displays photos from Google Photos or local storage.
A look at the public transit app that surfaces real-time bus locations, stop details, and schedules.
How I designed an app for show tracking, episode notifications, and watchlist backup.
A detailed view of the cosmetics storefront I built with a full-stack Next.js setup.
How I approached a utility app for converting video and audio from a wide range of sites.
A closer look at the calendar-based name day app with bilingual support and holiday awareness.
How I designed a file conversion app so users can transform images without extra friction.
A storefront case study covering the cosmetic e-commerce site built with Angular, Node, Express, and Supabase.
How I approached charts and map-based interaction to make footfall data easier to understand.
A detailed look at the app I built for exploring Star Wars entities in a cleaner, more structured way.
How I designed a responsive wholesale website to present beauty products with a cleaner brand experience.
A closer look at the student planning platform that helps IT students map course progression toward graduation.
A backend case study for the Student Helper platform and the data logic that supports course progression planning.
A practical guide to the folder structure, state management, and navigation patterns I use across all my React Native apps.
Insights on the review process, ASO, crash reporting, and real user feedback from shipping over a dozen apps to the Play Store.
A practical decision framework based on real experience shipping apps with both Expo managed workflow and bare React Native.