#Architecture
11 articles
Why We Chose Lightweight Anomaly Detection Over ML Models
Everyone claims AI-powered fraud detection. We deliberately chose simpler approaches. Here's the engineering reasoning behind that decision.
Less Features, More Control: Why We Don't Build Everything
Many platforms compete on feature count. We compete on control. Here's why we deliberately don't build certain features.
Oracle Design: How Traffic Events Become On-Chain Payments
The oracle layer bridges off-chain traffic data with on-chain settlements. Here's how we designed it to be verifiable without putting everything on blockchain.
How Auctions, Bundles, and Direct Deals Coexist in PopTrade
PopTrade supports multiple deal types simultaneously. Understanding how they interact helps you choose the right approach for your campaigns.
Inside PopTrade's RTB Architecture: How We Handle Real-Time Bidding at Scale
A technical deep-dive into how PopTrade processes ad requests in milliseconds using pre-bid evaluation, queue isolation, and efficient auction mechanics.
The Fallback Engine: How PopTrade Handles Rejected Traffic Without Losing Value
When antifraud rejects an impression, what happens to that traffic? Our fallback engine ensures publishers dont lose monetization while buyers dont pay for rejected traffic.
Why PopTrade Uses Blockchain Billing: Technical Rationale and Implementation
A technical explanation of why we chose on-chain billing, how our escrow system works, and why we selected Polygon over other blockchain networks.
Fingerprinting Without Invading Privacy: Our Minimal Approach to Device Identification
How PopTrade identifies devices for fraud detection and frequency capping without collecting the invasive data that Big Tech hoovers up.
How PopTrade Detects Ad Fraud: A Technical Overview Without the ML Hype
An honest look at how our fraud detection works - signal-based scoring, soft rejects, and why we dont pretend to have magical AI that catches everything.
What Exactly Is On-Chain in PopTrade (And What Isn't)
Not everything in PopTrade lives on blockchain—and that's intentional. Here's our hybrid architecture: what's on-chain, what's off-chain, and why.