News Summary

• Ryan Cormack is principal engineer at online used car marketplace Motorway.
• He talks about how the company achieved a 4x increase in engineering output.
• Motorway now generates vast amounts of code – a million lines a month – much of which may never reach a customer.
• To combat this, Motorway hollowed out the ‘manual middle’ of the development process and moved human energy to the ends of the process – namely, the spec and the review.
• The lesson for other organisations is clear.
• Don’t aim for a perfect first pass.
• Use AI to cycle through iterations, then use human expertise to refine exactly what you want from the options the AI helps provide.