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Writing on code,
education, and product.

NewsletterJun 20265 min read

June Recap: New Languages, Live Previews & Smarter Tools

June was a full month. Web assignments with a live preview, C# support, a redesigned profile page, and verified unit tests — all shipped in the same four weeks. Here's everything that went out.

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NewsletterMay 20264 min read

May Recap: A Big Month for CodeSpell

We ran a code quality workshop with 50 students at Escola Profissional de Aveiro, and shipped Projects — a feature we've been planning since the beginning. Here's what happened.

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EducationApr 20265 min read

Consistent Grading is an Equity Issue, Not Just an Efficiency One

When a rubric is applied differently across sections — or across a single instructor's long grading session — the students who benefit are the ones with more access to instructor attention. Automation isn't just faster. It's fairer.

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EducationMar 20266 min read

Writing Rubrics That Actually Work for Code Assignments

Most rubrics are designed for essays. Code has different failure modes — a program can be functionally correct and structurally terrible, or vice versa. Here's how to write criteria that give students feedback they can act on.

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