Systems Catalog • Production Architecture

Projects

Production software, AI systems, and flagship engineering case studies. Each system is documented with explicit architectural decision records (ADRs), trade-offs, and production SLAs.

Tier 01 — Flagship Engineering Case Studies

[TIER 01 // FLAGSHIP ARCHITECTURE]2025 • SaaS Platform

PingPanda — Real-Time Event Streaming

Real-time event streaming platform that routes application events such as signups, payments, and errors directly to Discord channels.

ARCHITECTURAL SLA & CONSTRAINTS

At-least-once Stripe webhook deduplication • Atomic SQL quota metering (`UPDATE quotas SET used = used + 1`) • Sub-100ms Discord edge alert dispatch.

Next.jsPrismaPostgreSQLDiscord APIHono.jsRecharts

Read Engineering Documentary Live System Repository

PingPanda — Real-Time Event Streaming — SYSTEM ARCHITECTURE

[TIER 01 // FLAGSHIP ARCHITECTURE]2024 • Open Source

LocalBeam — P2P File Sharing

Peer-to-peer file sharing supporting up to 16GB transfers over local networks with zero internet dependency.

ARCHITECTURAL SLA & CONSTRAINTS

Zero-dependency WebRTC P2P signaling • End-to-end AES-GCM local room encryption • PostgreSQL + pgvector similarity matching.

ReactNode.jsExpressWebRTCTailwind CSSDocker

Read Engineering Documentary Live System Repository

LocalBeam — P2P File Sharing — SYSTEM ARCHITECTURE

Tier 02 & 03 — Production Systems & Technical Utilities

AI SaaS2025

Gitloom — AI Code Analysis

AI-powered code analysis platform using RAG and semantic search for conversational queries across GitHub repositories.

Next.jsLangChainGemini AIRAG

Projects

Tier 01 — Flagship Engineering Case Studies

Tier 02 & 03 — Production Systems & Technical Utilities

Want the field notes behind these architectures?

Projects

Tier 01 — Flagship Engineering Case Studies

Tier 02 & 03 — Production Systems & Technical Utilities

Want the field notes behind these architectures?