An AI can now build in 1 hour what used to take a team 1 year. This isn’t vibe coding anymore. This is agentic coding.

Mami — Tue, 24 Mar 2026 16:30:18 +0000

Google engineer recently shared something wild.
Claude Code rebuilt in 1 hour what took a team 1 year.
That sparked one big question:
Will this change how we work?
👉 Yes. But not the way you think.
🧠 Vibe coding was just the start
We’ve been talking about vibe coding prompting instead of coding line by line.

That was step one.
Agentic coding is step two.
🤖 Assistant vs Agent
Assistants (Copilot, Claude):
You guide every step
You stay in control
Agents:
You give a goal
They plan, execute, test, fix
They iterate autonomously

👉 Example:
“Refactor this module + add tests”
The agent:
updates files
runs tests
fixes errors
delivers a ready result
You don’t code every step anymore.
You supervise the system.

⚙️ What’s changing right now
This isn’t theory.
Teams are already:
automating workflows
running multiple agents in parallel
reducing manual dev work
👉 The real gain is not just code generation

👉 It’s workflow automation
🧩 Your new role
The best devs are becoming:
Orchestrators
You:
define goals
delegate smartly
validate outputs
Not less technical.
Just more strategic.

⚠️ Reality check
AI won’t replace understanding.
Bad supervision = bad code.
Code can be generated.
Understanding cannot.
🛠️ How to start
automate small tasks first
write clearer prompts (goals > instructions)
always review before shipping

🔥 Final thought
The shift is already here.
The question is no longer:
“Should I use AI?”
But:
“Am I using it the right way?”

DEV Community: Mami

An AI can now build in 1 hour what used to take a team 1 year. This isn’t vibe coding anymore. This is agentic coding.