# Najmuzzaman Mohammad – Cal.com booking page

> CEO & Co-founder at Nex.ai

Booking page: https://cal.com/najmuzzaman

## Event types

- [Meet a Nex expert](https://cal.com/najmuzzaman/expert-call): 30 min, confirmed instantly, event type id 7148639. A free call with an agent expert to build your first Nex agent. Details: https://cal.com/najmuzzaman/expert-call.md
- [Get help with Nex](https://cal.com/najmuzzaman/get-help-with-nex): 30 min, confirmed instantly, event type id 6900306. A call with Nazz (CEO at Nex) to get help building workflows in Nex. Details: https://cal.com/najmuzzaman/get-help-with-nex.md
- [Nex AI Discovery Call](https://cal.com/najmuzzaman/discovery): 30 min, confirmed instantly, event type id 7081935. Discovery Call to scope the problem and requirements Details: https://cal.com/najmuzzaman/discovery.md
- [Nex AI Onboarding](https://cal.com/najmuzzaman/onboarding): 20 min, confirmed instantly, event type id 6492993. This call is to make sure you can make Nex do exactly what you originally signed up for Details: https://cal.com/najmuzzaman/onboarding.md
- [30 Min Meeting](https://cal.com/najmuzzaman/30min): 30 min, confirmed instantly, event type id 2833776. Details: https://cal.com/najmuzzaman/30min.md
- [Nex AI Demo Meeting](https://cal.com/najmuzzaman/demo): 30 min, confirmed instantly, event type id 4120607. Demo of how Nex AI agents work Details: https://cal.com/najmuzzaman/demo.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