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Sean Pollock

Writing

On engineering leadership, technical strategy, and building teams.

We Built Our Own Loan Origination System in 3 Months. Here's Why.

When a vendor owns the part of your product where you compete, you hit ceilings you can't engineer through. Here's how we recognized it and what we did about it.

From Lambda Sprawl to Monorepo: How We Went from Less Than 1 Deploy a Week to 11

Four microservices, five long-lived branches, five PRs per feature. Here's what we changed and why the order mattered.