# Denis Danilov – Cal.com booking page

> Book a meeting with Denis Danilov on Cal.com.

Booking page: https://variant-group.cal.com/denis

## Event types

- [30-min interview](https://variant-group.cal.com/denis/30-min-interview): 30 min, confirmed instantly, event type id 3891256. Details: https://variant-group.cal.com/denis/30-min-interview.md
- [60 Min Usability Testing](https://variant-group.cal.com/denis/60-min-usability-testing): 60 min, confirmed instantly, event type id 1493732. Session format (60 minutes total): • First 15 min: Quick interview about your PDF workflow • 35 min: Testing our new PDF editor (you'll need to share your screen) • 10 min: Feedback discussion Technical requirements: • Stable internet connection • Google Meet (I'll send you a link) • Desktop/laptop with webcam and microphone • Ability to share your screen • Modern browser (Chrome/Safari) Important notes: • The session will be recorded for internal use only • Please test your Google Meet and screen sharing before our call • Have some PDF files ready for testing • Find a quiet place for the call Details: https://variant-group.cal.com/denis/60-min-usability-testing.md

## Check availability

```http
GET https://api.cal.com/v2/slots?eventTypeId=<event type id>&start=YYYY-MM-DD&end=YYYY-MM-DD&timeZone=<IANA time zone>
cal-api-version: 2024-09-04
```

The response is `{"data":{"YYYY-MM-DD":[{"start":"<ISO 8601 with offset>"}]}}`; no API key is needed.

## Book

Each event type's `.md` document lists its required booking fields and the `POST https://api.cal.com/v2/bookings` request (`cal-api-version: 2026-02-25`).

## More

- API docs: https://cal.com/docs/api-reference/v2/introduction