Principal frontend engineer

Swapnil Singh

I build interfaces with mass, momentum, and manners: design systems that scale, rendering that never stutters, and harnesses that let AI agents ship UI too.

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Thinking, lately

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on substack · Jul 9, 2026

AI Adoption is not about efficiency but Dev Experience

AI adoption in a tech team isn’t a productivity problem.

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Hiring a principal frontend engineer?

Tell me about the interface problem you're hiring for. The harder it is to build, the more interesting the conversation.

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