Engineering
How we built business calling on Telnyx (and why we didn't roll our own SBC)
Why Hey Quad runs on Telnyx instead of bare metal - call control, SIP trunks, multi-tenant routing, and the trade-offs of building voice in 2026.
7 min read
Practical guides, engineering insights, and product updates for modern business communications.
What we are building, who the blog is for, and how we will write about white-label voice, Telnyx, call flows, support, and resale.
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Why Hey Quad runs on Telnyx instead of bare metal - call control, SIP trunks, multi-tenant routing, and the trade-offs of building voice in 2026.
How agencies, MSPs, and IT providers package, sell, onboard, and support white-label business voice without becoming a carrier.