Giant Robots: thoughtbot Blog

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How a £20 mirror solved a £35,000 engineering problem (and why you, a Product Founder, CTO or Head of R&D should care)

Spoiler, the product wasn’t the problem. It was the customer experience. This is the mindset shift that will save you money, and keep your revenue recurring.
Bethan Ashley
December 19, 2025
How fast can you go?

Speeding up takes just one word.
Richard Newman
December 17, 2025
The Arrange/Act/Assert pattern

Organizing tests for readability.
Justin Toniazzo
December 16, 2025
- Testing
- Development
- Ruby
- Rails
Testing is software engineering

Skimping on tests doesn’t speed you up; it just leaves you flying blind.
Justin Toniazzo
December 15, 2025
- Testing
- Development
How to review AI generated PRs

Tips from an AI skeptic for working with a team which uses AI a lot.
Justin Toniazzo
December 12, 2025
- Artificial Intelligence
Giant Robots Podcast Ep 598: Animals and AI Accounting with Sam Landsberg

Sami talks with Sam Landsberg, head of sales at Light, about the wide world of fintech and how they’re working to simplify accounting software for businesses big and small.
Sami Birnbaum
December 11, 2025
- Podcast
Turn Any Idea Into a Validated MVP

A step-by-step path to validate your idea fast by defining the problem, testing assumptions, prototyping the critical flow, and shaping a focused MVP you can learn from.
Moses Amama
December 9, 2025
You cannot not lead

Whether you’re aware of it or not, your actions and non-actions impact the people around you. Everything sends a message. Everything communicates. Everything is leading.
Svenja Schäfer
November 27, 2025
- People Management
- Leadership
Querying encrypted data in Rails using Deterministic Encryption

Encrypting data is easy — querying it isn’t. Rails’ deterministic encryption makes encrypted fields both searchable and secure.
Trésor Bireke
November 25, 2025
Git 3.0 will use main as the default branch

A quiet but important milestone for Git.
Justin Toniazzo
November 24, 2025
- Development
- Git
- News
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