This blog post discusses various advancements in system design and architecture, including how bloom filters can significantly reduce API latency, the MAKER system's success in completing complex tasks with zero errors through mul...
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Mahdi Yusuf is the author of Architecture Notes, a Substack publication with tens of thousands of subscribers. He provides insider tips on system design and software development to help engineers unlock their potential and succeed in their careers.
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6.4Arc Notes Weekly #100: Hundo
2025-08-24 • search engine ffmpeg ci/cd systemd podman nvidia
This week's Architecture Notes covers various topics including building a search engine using neural embeddings, enhancing Linux system security with SystemD hardening techniques, running Docker Compose projects with Podman, and t...
AI-generated software is becoming prevalent, but the lack of verification poses significant trust issues, as illustrated by a recent supply-chain attack.
This week's Architecture Notes discusses the advantages of dedicated vector databases over pgvector for production workloads, the limitations of bloom filters in full text search systems, and the essential learning loop in softwar...
This week's tech round-up covers Amazon's AI code review changes, The New York Times' AI unit testing, and insights on communication and system design.
This blog post discusses various topics in tech architecture, including a startup's successful migration to bare metal, the efficiency of Postgres in handling pub/sub and queueing, and SQLite concurrency strategies. It highlights ...
This blog post covers various topics in system design and architecture, including AWS's ability to serve 1 petabyte per second using commodity hard drives, a DNS race condition that caused major outages for services like Slack and...
This week's newsletter discusses several key topics in software engineering and AI, including the concept of 'vibe coding' which enhances productivity for senior engineers, the Model Context Protocol (MCP) as a universal plugin sy...
The text is a weekly newsletter that covers various topics such as database storage, AI agents, debugging, and Kubernetes 2.0. It also includes sponsor spotlights and practical advice for building AI agents and writing documentati...
The text is a weekly newsletter that covers various topics such as technology, aviation, and AI. It includes discussions on GitLab's backup time reduction, misconceptions in aviation software, and the vulnerability of Twitter's DM...
AI coding tools like Cursor, Claude Code, and OpenAI’s Codex are revolutionizing software development by autonomously generating, refactoring, and testing code. However, concerns are raised about developers losing their deep under...
This week's Architecture Notes features Pinterest's migration to TypeScript, Instagram's scaling to 1000 ML models, and Netflix's Dialogue Integrity Pipeline. Also, a groundbreaking proof in algorithm theory, Merkle trees with Cur...
The text is a weekly newsletter that covers various topics such as OpenAI Codex, DoorDash's AutoEval system, MCP Directory, Schematic, clever code, feedback for document authors, transformative writings, judgment lists, Fina, Heli...
This week's Architecture Notes includes articles on caching strategies, email protocols, large-scale distributed systems, and coding pitfalls. It also features a tool for monitoring internet traffic and a system for blocking AI cr...
The text covers various topics including AI in software development, pitfalls in REST API design, log search engine speed, in-app ads tracking location, software quality decline, PDF parsing, REST API design, image storage, AI in ...
0Arc Notes Weekly #92: Lemon
2025-02-02 • technology design architecture
This week's Arc Notes Weekly covers a range of topics, including Let's Encrypt scaling to handle a billion certificates, Uber's MySQL strategies, and the need for a major shift in dependency management. It also features a sponsor ...
The text covers various topics including a new linker for Linux, Dropbox's messaging system model, the challenges of using GitHub Actions for a monorepo setup, and the intricacies of Call of Duty's anti-cheat system. It also discu...
The text is a weekly newsletter that curates the best system design and architecture news from around the web. It includes articles on resilience lessons from Canva's recent outage, the simplicity of the uv package manager, buildi...
0Arc Notes Weekly #89: Land
2025-01-12 •
This week's Arc Notes Weekly covers a range of topics including scaling performance for Meta's Threads team, optimizing Git workflow, making SQLite 100x faster, and more. It also features a sponsor spotlight on WorkOS, a modern id...
0Arc Notes Weekly #88: Asha
2024-12-08 •
The blog post discusses various topics related to system design and software development, including optimizing AI model performance, Amazon's Aurora DSQL, AI-assisted coding, and more.
0Arc Notes Weekly #87: Mustard
2024-12-01 •
This week's Architecture Notes covers how Netflix tackled a concurrency bug, the power of binary vector embeddings, and Canva's approach to improving search functionality. It also includes a sponsor spotlight on WorkOS, a solution...
0Arc Notes Weekly #86: Open Source
2024-11-17 •
The blog post discusses various topics related to system design and software development, including Cloudflare's migration of DNS records, automated reasoning in AWS systems, transitioning from Mercurial to Git, tidying code, deco...
0Arc Notes Weekly #85: Elect
2024-11-10 •
The blog post discusses various topics related to system design and software development, including a costly mistake with WebSockets, a new vector database for AI applications, and the decision to move away from Kubernetes for clo...
0Arc Notes Weekly #84: Orbs
2024-11-03 •
This week's Architecture Notes Weekly by Mahdi Yusuf covers topics such as Netflix's optimization of their desktop homepage, OpenZFS deduplication, ephemeral software design, vector databases, Git Absorb, and more. The article als...