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Microservices Should Form a Polytree

The architecture of "not bad": Decoding the Chinese source code of the void

Einstein: NewtonOS running on other operating systems

Powder and Stone. Or, Why Medieval Rulers Loved Castles

Super-Flat ASTs

Distributed ID Formats Are Architectural Commitments, Not Just Data Types

Morphisms All the Way Down: API Design as Arrow-First Thinking

Context Plumbing (Interconnected)

Recreating the lost SDK for a 42-year-old operating system: VisiCorp Visi On

Breaking Silos: Netflix Introduces Upper Metamodel to Bring Consistency Across Content Engineering

Netflix has introduced the Upper metamodel within its Unified Data Architecture (UDA) to standardize domain definitions and generate consistent data container representations. UDA links conceptual models to GraphQL, Avro, SQL, and Java artifacts, supporting projections, mappings, and knowledge graph-based discovery across content, advertising, and operational systems. By Leela Kumili

Presentation: Empowering Teams: Decentralizing Architectural Decision-Making

Peter Hunter & Elena Stojmilova share Open GI's journey from a slow, legacy monolith to a cloud-native SaaS platform. They detail how adopting Team Topologies and a decentralized architectural approach empowered teams. Key practices discussed include utilizing Domain-Driven Design to create a Context Map, implementing the Advice Process with Architectural Principles, and more. By Peter Hunter, Elena Stojmilova

Presentation: Architecting Planet Scale, Modern Apps in the Cloud

George Mao shares a deep dive into evolving a basic web application to a planet-scale, global architecture. He walks through five stages of maturity, focusing on adding enterprise-grade security, achieving global high availability and disaster recovery, optimizing content delivery costs with CDNs, and implementing globally consistent persistence using serverless technologies. By George Mao

Mini book: Architecture Through Different Lenses 2025

This eMag explores architecture through five distinct lenses: the socio-technical forces that invisibly shape our code, the paradox of infrastructure that succeeds by disappearing, the power of distributed intelligence over centralized control, the evolutionary advantage of iteration over revolution, and the pragmatic reality of designing for inevitable complexity. By InfoQ

Building a multiplayer game with polyglot microservices - Architecture decisions and lessons learned [Case Study, Open Source]

Thinking about modular programming after seeing a FaceSeek inspired workflow

How do you modernize a legacy tech stack without a complete rewrite?

Microservices should form a polytree

Surface Tension of Software: why systems hold together

The world’s tallest hotel has just opened, but it wasn’t meant to go that high

Why ID Format Matters More Than ID Generation (Lessons from Production)

SystemSketcher. A tools where you can design system architecture and prepare for interview.

System Design interview resources