Jason Allen.

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Don't dismiss AI. Don't worship it either.

Apr 15, 2025 · 2 min read

AI pays off fastest for senior engineers, not juniors.

Most leaders fall into one of two extremes with AI in software development — magical thinking or outright dismissal. The honest middle is harder, and it's where the productivity actually lives.

Ignoring AI in software development is no longer optional. Companies that don’t adapt are going to lose, and probably faster than they expect.

Most of the leaders I talk to fall into one of two camps. They either believe AI will magically solve every development challenge overnight, or they dismiss it completely on security and quality grounds. Both camps lose.

The honest middle is that AI can boost developer productivity meaningfully, somewhere in the 20% to 50% range depending on the team and the codebase. But those gains don’t show up automatically — especially not in complex environments with real production stakes.

Getting there takes a few things:

The seniority piece matters more than people give it credit for. Mid-to-senior developers are where AI pays off the fastest — their years of fighting bugs give them the instinct to spot subtle logic errors and security holes in AI-generated code. Junior developers using these tools without structured mentorship will produce codebases they can’t maintain or secure within months.

Greenfield versus brownfield matters too. Startups can move fast with AI partly because they don’t have a decade of tech debt to defend. Established codebases need senior oversight to make sure the quick-and-dirty vibe-coded prototype actually merges into something maintainable.

The companies that will win this aren’t the ones that buy the most AI tools. They’re the ones that figure out how to pair machine speed with experienced human judgment, and bake that pairing into how their teams actually work.