Tag: billing

85/15 Almost Killed My Marketplace — The Hidden Economics of Two-Tier Billing

How Vibe implements an 85/15 revenue split with Stripe Connect, referral bonuses, minimum payout thresholds, and why getting marketplace economics wrong kills platforms faster than bad code.

Stop Deducting Credits Immediately — Your Billing System Is a Ticking Time Bomb

Why naive credit deduction causes race conditions, phantom charges, and support nightmares — and how the hold-confirm-release pattern with automatic TTL expiration eliminates an entire category of billing bugs.

Our Mentoring Platform Was Bleeding $17 Per Overrun Session. Then I Built a Timer That Kills Zoom Calls.

How I built an in-memory billing engine that broadcasts millisecond-accurate charges via Server-Sent Events, escalates balance warnings, and automatically terminates Zoom meetings when credits run out.

Every User Gets Their Own Database. The Billing Architecture That Shouldn't Work — But Outperforms Everything.

How Vibe gives every user their own bank.sqlite for credits, holds, and transactions — the hold/confirm/release pattern, 5-minute TTL self-healing, and why database-per-user scales better than you think.