Over the course of my career, I've hired software engineers at every point on the spectrum — fresh graduates walking in with textbook knowledge and boundless enthusiasm, mid-career developers carrying hard-won scars and sharp instincts, and seasoned professionals who've seen technology change under their feet more than once. Each hire has shaped not just a team, but a culture of growth that I've come to believe is the single greatest competitive advantage any engineering organization can build.
This is what I've learned.
The Myth of the All-Star Roster
There's a tempting idea in engineering leadership: just hire the best. Fill the room with senior engineers, stack the deck with experience, and watch the quality code flow. It sounds logical. In practice, it's a mistake.
A team composed entirely of 20-year veterans is a team without a future. There's no one to mentor. No one asking the uncomfortable "why do we do it this way?" questions that veteran engineers have long since stopped asking. No pipeline of rising talent. No culture of teaching — and without teaching, expertise quietly stagnates.
The opposite is equally problematic. A team of brilliant new graduates is full of energy and potential, but it can be chaotic — reinventing wheels, learning hard lessons that an experienced engineer could short-circuit in a conversation. They need guides. They need someone who has shipped at scale, navigated an outage at 2 a.m., or steered a project through shifting requirements.
The strongest teams I've ever built weren't the most credentialed. They were the most balanced — a deliberate mix of experience levels that made everyone smarter.
Variety of experience isn't just nice to have — it's structurally important. Different career stages bring fundamentally different cognitive tools to the table. Junior engineers ask beginner questions that expose hidden assumptions. Senior engineers recognize patterns before they become problems. Mid-level engineers bridge the two, translating ambition into execution. When you have all three in a room, the conversation is richer, the code is better, and the team is resilient.
Grow Your Experts In-House
Here's something the market rarely tells you: the best senior engineer you'll ever have is probably the one you hired as a junior and grew yourself.
Outside hires arrive with skills but without context. They don't know your codebase's history, why that architectural decision was made three years ago, or what the business actually needs versus what the ticket says. In-house-grown talent knows all of that — and more. They've absorbed your culture, your standards, your customers' pain points. They've been shaped by your team, and they've shaped it in return.
Taking someone from a new graduate to a seasoned professional isn't just a gift to that person — it's an investment with compound returns. Every junior engineer you develop thoughtfully becomes a multiplier for the next generation of your team. They know what it means to learn here, and they pay it forward.
Train. Nurture. Develop. Repeat.
The words "training" and "development" can sometimes feel like corporate HR language — disconnected from the real, messy, human work of building software together. But I've always taken them literally.
Training is the technical foundation: the code reviews, the pairing sessions, the architecture discussions, the deliberate exposure to new problem domains. It's structured and intentional.
Nurturing is something different — quieter, more personal. It's noticing when someone is stuck not on a technical problem but on confidence. It's advocating for a team member to lead a project before they think they're ready. It's creating an environment where it's safe to be wrong, because being wrong is how engineers grow.
Development is the long arc. It's a conversation that spans years. It means asking someone not just what they want to work on this sprint, but who they want to become in five years — and then actively helping build that path inside your organization.
Cherish Experience. Value Inexperience.
Experience deserves reverence. A developer who has shipped a dozen products, survived three platform migrations, and mentored twenty engineers carries institutional wisdom that you simply cannot buy. Cherish it. Create the conditions for it to be shared.
But inexperience? That deserves something too — not charity, but genuine respect. The developer who doesn't yet know that "we've tried that before" is sometimes the one who tries it again and makes it work. The analyst fresh out of school who asks why the API is designed this way might surface the question that saves a refactor two years later.
Some of the proudest moments of my career have been watching someone I hired as a new graduate grow into a senior engineer — and then watching that same person get promoted, recruited by a bigger organization, or go off to build something of their own. That's not a loss. That's the whole point.
When someone you hired gets promoted and moves on to bigger things, that's not a gap in your team. That's proof your team worked.
The engineers you grow will leave sometimes. They'll take new opportunities, start companies, level up in ways your organization can't always accommodate. And when they do, you should feel proud — because you built someone who was ready for more. The reputation that follows from that kind of culture is its own recruiting engine.
The Future Is the Point
Engineering leadership is ultimately about something bigger than the next sprint or the next release. It's about the people who will be writing software long after the current stack is obsolete. It's about building an organization where talent flows in, is developed with care, contributes meaningfully, and eventually — inevitably — moves forward.
The teams that win over decades aren't the ones that hired the most experienced engineers at any given moment. They're the ones that built the best environments for engineers to grow into who they're meant to become.
That's not just good management. It's a responsibility — and it's one worth taking seriously.
David Rizzo is a technology executive and CTO with experience leading enterprise software, cybersecurity SaaS, and mainframe engineering organizations. He advises PE-backed software companies and enterprise technology leaders through EEITREND. Connect at eeitrend.com or on LinkedIn.