App developer + website designer / Athens / 2026
Apps and websites, from idea to production.
Iraklis Mantis is an app developer and website designer leading a multidisciplinary team formed through Exelixi For Minds. It brings together former students, university students, engineers, developers, architects, designers, managers, economists, lawyers, and other specialists. Together they build mobile apps, web products, and business websites, from exelixi.online on iOS and Android to the El Premier travel network of twelve active regional networks and 120+ destination websites.
Built with old-world judgment and new intelligence.
App and website capabilities
- App development: product design and delivery across iOS, Android, and web.
- Website design and development with clear structure, responsive UI, trust, and contact paths.
- El Premier: twelve active regional networks and 120+ public destination websites.
- Regional publishing across Europe, the United States, and East Africa.
- Live public website examples with real domains users can visit.
Selected live work
- exelixi.online: education product designed and built for web, iOS, and Android, live on App Store and Google Play.
- El Premier: the flagship travel network behind twelve active regional networks and 120 verified destination websites. Visit elpremier.com.
- El Premier regional networks: GreekPremier, Spanish Premier, Premier Americana, Premier Italy, Premier Nordics, Premier Africana, with BelgianPremier, Premier France, Premier Germany, and Premier Portugal.
- Gorilla Planner: East Africa trip-planning product at gorillaplanner.com, with operator Adroa Travels.
- ETEZ: ongoing association website rebuild at etez.gr.
- Antonio's Pizza: restaurant website takeover and rebuild, delivered and live at antoniospizza.com — ten-shop pizza brand across Massachusetts and Rhode Island.
How a project starts
Start with the app or website that needs to exist. Define what the visitor needs to do, design a complete first version, build it properly, and expand when it creates real value.
Contact
Send your app or website details to [email protected].