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Hello, World!

Master system design with weekly case studies and insights

The Hello, World! newsletter delivers system design case studies and engineering news straight to your inbox every Monday. Curated for developers at top tech companies, it decodes real-world architectures, scaling strategies, and infrastructure insights.


Ideal for software engineers, technical leads, and anyone building scalable systems, Hello, World! helps you:


* Study in-depth case studies like how Facebook scales live streaming or Uber Eats manages billions of searches

* Stay ahead with the latest developments in cloud infrastructure, networking, site reliability, and DevOps

* Understand core concepts in API design, caching, message queues, LLM tools, and more

* Learn from engineers at Google, Microsoft, Amazon, Netflix, Pinterest, and others


With over a thousand software professionals subscribing, Hello, World! has become a trusted resource for actionable system design knowledge. It’s concise, expert‑led, and perfectly paced for your busy week.


Subscribe to **Hello, World!** and level up your system design skills every Monday—join the community of engineers reading what the world’s biggest tech teams are building.



Pricing Model

Free

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