#software-architecture

How to Use Message Bus DLQs for Advanced Tail-Based Sampling

Discover how to eliminate OpenTelemetry memory bottlenecks by replacing point-to-point collector connections with an Event-Driven Architecture (EDA) design.

Hacker Noon · EN

Hindsight-Driven Development: An Iterative Approach to Building Software With AI

Spec-driven development asks you to guess before you build. With AI coding agents, build first, fix what you see, and leave the spec for last.

Hacker Noon · EN

Flexible Authentication: Reimagining authentication for millions of users at Airbnb

Rebuilding login and signup surfaced product insights, not just technical challenges. Here’s how we designed Flexible Authentication at the intersection of product intuition and technical architecture. By : Jose Santos , Mike Barry For Airbnb, logins at irregular intervals are normal. A guest books a trip in January and may not open the app again until summer. A host checks back only when a reservation comes in, and may be busy with other activities when it does. For a two-sided marketplace where a failed login means a lost booking, and lost revenue for both the guest and the host, long gaps b

The Airbnb Tech Blog - Medium · EN