Tag

#pubsub

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Engineering

LiveView Hub Patterns: Building Intelligence UI That Survives Contact With Reality

Intelligence workflows demand UI that streams, degrades gracefully, and never deadlocks the BEAM. Here are the LiveView patterns Prismatic uses across /hub β€” async mounts, PubSub fan-out, and the one rule that prevents 90% of prod crashes.

Apr 09, 2026 Β· 7 min read Β· TomΓ‘Ε‘ Korcak (korczis)
liveview phoenix pubsub +2
Engineering

Phoenix PubSub Fan-Out Patterns: Topics Are a Contract

PubSub is free β€” until the fan-out is wrong and one broadcast wakes 10,000 LiveView sockets. Three topic naming rules that keep Prismatic's live dashboards responsive at scale.

Apr 09, 2026 Β· 6 min read Β· TomΓ‘Ε‘ Korcak (korczis)
pubsub phoenix liveview +2
Engineering

Building an Error Intelligence Pipeline in Elixir

How we built PatternTracker, ErrorFeedLive, and a real-time error deduplication system with PubSub streaming for production visibility.

Mar 20, 2026 Β· 9 min read Β· Tomas Korcak (korczis)
error-tracking pattern-tracker pubsub +2
Architecture

Phoenix PubSub at Scale: Real-Time Event Architecture

Phoenix PubSub powers real-time features across the Prismatic Platform, from DD pipeline events to error pattern tracking. This article covers topic design, subscriber patterns, and handling backpressure at scale.

Mar 13, 2026 Β· 10 min read Β· Prismatic Engineering
pubsub phoenix events +2
Deep Dive

DD Pipeline Two-Phase Architecture: Client/Loader Pattern

Deep dive into Prismatic's two-phase due diligence pipeline architecture with concurrent fetching, entity processing, and PubSub streaming

Mar 02, 2026 Β· 12 min read Β· Tomas Korcak (korczis)
due-diligence pipeline architecture +2
Engineering

Phoenix PubSub at Scale: Topic Design and Fan-Out Patterns

Deep dive into Phoenix PubSub architecture for real-time event distribution at scale, covering topic design, fan-out patterns, message batching, and production conventions.

Mar 02, 2026 Β· 10 min read Β· Tomas Korcak (korczis)
phoenix pubsub real-time +2