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Ideas, learnings,and things I build

I write about Rust, software architecture, fintech, AI, and everything I learn while building products.

Blog posts and writing channels

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I publish on two platforms. Pick the experience you prefer.

Substack

Deep reflections in your inbox

What to expect

  • Long-form detailed articles
  • Personal ideas and learnings
  • Subscriber-only content
  • Weekly updates

Featured posts

On complex systems

Reflections on complexity, simplicity, and systems design.

May 12, 2024 - 8 min read

Lessons from building in the real world

What I have learned while building products in Rust.

May 5, 2024 - 10 min read

Medium

Technical articles and practical guides

What to expect

  • Technical tutorials and guides
  • Concepts explained in depth
  • Best practices and patterns
  • Always-available content

Featured posts

How to design a payments system with Rust

A walkthrough of the essential components of a payments system...

May 8 - 7 min read

Rust for highly concurrent systems

Patterns and techniques for building safe concurrent systems...

Apr 28 - 9 min read

What you will find

Software Engineering

Architecture, systems design, patterns, and best practices.

Rust

Tutorials, deep dives, and everything related to the language.

Fintech

Payments, banking, regulations, and financial technology.

AI and Systems

Applied artificial intelligence for products and systems.

Product and Business

Product building, strategy, and growth.

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Eladio Rocha | Software architecture, applied AI, and digital products | Eladio Rocha