# Dhiren Patel (Exivon Tech) – Cal.com booking page > I'm Dhiren Patel — a Web Solutions Architect with 12+ years delivering enterprise web solutions, including 7+ years in technical leadership roles directing distributed engineering teams. WP VIP and Automattic certified, with platforms I've built serving 100K+ users at 99.9% uptime. I take on architecture reviews, security audits, performance work, and hands-on development for websites and platforms that need to scale, harden, or modernize — for clients across North America, Canada, UK, Australia, Europe, Asia, and the Middle East. Grab a slot below and tell me a bit about what you're working on — I'll come prepared to talk specifics, not just introductions. Booking page: https://cal.com/exivontech ## Event types - [Technical Consultation (45 min)](https://cal.com/exivontech/technical-consultation-45min): 45 min, confirmed instantly, event type id 6453010. For teams with a specific website problem already in hand — performance, security, architecture, or a stalled migration. Come with the details; we'll leave with a plan. Details: https://cal.com/exivontech/technical-consultation-45min.md - [Discovery Call (30 min)](https://cal.com/exivontech/discovery-call-30min): 30 min, confirmed instantly, event type id 6447225. A first conversation about your project — what you're building, where it's stuck, and whether I'm the right fit. No pitch deck, just a straight talk about scope and next steps. Details: https://cal.com/exivontech/discovery-call-30min.md ## Check availability ```http GET https://api.cal.com/v2/slots?eventTypeId=&start=YYYY-MM-DD&end=YYYY-MM-DD&timeZone= cal-api-version: 2024-09-04 ``` The response is `{"data":{"YYYY-MM-DD":[{"start":""}]}}`; 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