Question 1

What technologies do you use for web development?

Accepted Answer

I specialize in React, Next.js, TypeScript, Node.js, and databases like MongoDB and PostgreSQL. I also work with GraphQL, REST APIs, and modern deployment platforms.

Question 2

Do you build custom CRM systems?

Accepted Answer

Yes, I build custom CRM software for specific industries like pet boarding, veterinary clinics, and service businesses. My Apollon project is a comprehensive pet boarding CRM covering clients, pets, bookings, rooms, and finances.

Question 3

Can you integrate AI into booking systems?

Accepted Answer

Yes, I've built AI-powered booking assistants using WhatsApp Business API and OpenAI for natural conversation booking. Holocomm is my production platform that enables fitness studios to accept bookings via WhatsApp chat.

Question 4

Do you work with clients outside Greece?

Accepted Answer

Yes, I work remotely with clients across Europe and internationally. I'm based in Athens, Greece (UTC+3) and available for video calls during overlapping business hours.

Let's Work Together - Contact Aggelos Konstantilieris

Let's Work Together - Contact Aggelos Konstantilieris