Why learning with Classgap?

Satisfaction guaranteed

If you're not completely satisfied after your first class, we'll refund your purchase.

If you didn't do the lesson, it's cancelled or you are not completely satisfied within 24 hours passed your first lesson, we'll help you find a new tutor or refund your purchase.

Change the date at any moment

You can change the date of the class if something unexpected happens

Pay once you've received the lesson

We will make the payment of the lesson when finished

You will need to enter your payment details. In the case of individual class bookings the amount will be charged at the time of the class, but in the case of packs the payment is made in advance.

Rafael E.




over 3 years of experience teaching online

  • Computer Programming
    C# Beginner, Intermediate, Advanced
    SQL Beginner, Intermediate, Advanced
    ASP.NET Beginner, Intermediate, Advanced
    HTML Beginner, Intermediate, Advanced
    Web Beginner, Intermediate, Advanced
    Javascript Beginner, Intermediate, Advanced
    CSS Beginner, Intermediate, Advanced



EnglishWorking proficiency


Degree - B.A. Ingeniero Informático


The tutor wrote the presentation in another language View the original text

Mis clases son muy prácticas, utilizando ejemplos que permitan la comprensión del problema y la resolución. Suelo ceñirme a la problemática presentada por el alumno.

My classes are very practical, using examples to understand the problem and resolution. I usually stick to the problems presented by the student.

Book an online lesson (The calendar displayed shows your local time)

hours Monday

About me (pictures, hobbies, extracurricular interests...)

Deporte Cine Música Magia Tecnología


Carlos Rey
8 reviews
Excelente, didactico y resolutorio.
Programador orientado hacia la formación, se le nota que quiere transmitir conocimiento.
The description has also been written in other languages, click here to read them all

Frequently Asked Questions

• Can I cancel a booking?

Yes, you can cancel booking up to 8 hours before the lesson starts, indicating the reason for the cancellation. We will study each case personally to carry out the refund.

• How do I pay for the lesson?

At the time you select a lesson or package of hours, you will make the payment through our virtual payment service. You have two options:
- Debit / Credit
- Paypal
Once the payment is settled, we'll send you an e-mail with the booking confirmation.

• Can I modify a booking?

Yes, something unexpected can always happen, so you can change the time or day of the lesson. You can do it from your personal area in "Scheduled lessons" through the option "Change date".

• How does a lesson at Classgap happens?

The class is done through classgap’s virtual classroom. Classgap was developed specifically for educational purposes, including many useful features such as: digital whiteboard, online text editor, webcam, screen sharing and many more.