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Steve
Steve

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What Happens When AI Agents Start Building Software?

AI coding assistants started with autocomplete.

Then they learned to generate functions, explain code, write tests, modify files, and help developers debug problems.

Now the conversation is moving toward something bigger:

What happens when AI agents can participate in an entire software-development workflow?

Instead of simply generating a code snippet, an agent can potentially work through requirements, create implementation plans, modify a codebase, run tests, analyze failures, and prepare changes for review.

That changes the role of AI in engineering.

From Code Generation to Software Delivery

Traditional coding assistants generally work on individual tasks.

An agentic development workflow can be broader:

Requirement → Specification → Planning → Implementation → Testing → Review → Verification

Each stage can potentially involve AI.

This doesn't mean an AI agent should have unrestricted access to a production codebase.

It means software teams can start treating AI as an active participant in development workflows.

Why Specifications Matter More

AI can produce technically valid code that solves the wrong problem.

That's one of the easiest mistakes to make with AI-assisted development.

A developer might tell an AI:

"Add authentication."

That's not enough information for a serious production system.

What type of authentication?

Which users?

What permissions?

What happens after failed attempts?

What security requirements apply?

How are sessions handled?

A structured specification gives the AI much stronger boundaries.

Specifications Can Become the Contract

A good specification can define:

Business requirements
Functional behavior
Technical constraints
Security requirements
Acceptance criteria
Error conditions
Integration requirements

The AI then has something concrete to work against.

This also creates an important benefit for human developers.

The specification can be reviewed before implementation begins.

That means teams can catch misunderstandings earlier.

AI Agents Need Tools

An agent becomes much more useful when it can interact with development tools.

Depending on the workflow, those tools might include:

Code repositories
Issue trackers
Documentation
Testing frameworks
CI/CD systems
Databases
APIs
Code-analysis tools

The agent isn't simply generating text anymore.

It's interacting with a development environment.

That makes permissions and security much more important.

Verification Is the Missing Piece

One of my biggest concerns with AI-generated software isn't whether the AI can write code.

It can.

The bigger question is:

How do we know the generated code actually satisfies the requirement?

That's why verification needs to become part of agentic development.

A useful workflow could include:

Generate an implementation
Run automated tests
Perform static analysis
Compare implementation against requirements
Run security checks
Review the changes
Approve or reject the result

The objective isn't to trust the AI.

The objective is to create a system where AI can move quickly while other mechanisms check its work.

Human Approval Still Has a Role

Not every software change carries the same risk.

Changing a button label is very different from modifying payment processing.

Similarly, changing a test file is different from changing authentication logic.

Agentic systems therefore need levels of autonomy.

Low-risk tasks may be automated.

Higher-risk tasks can require human approval.

This creates a useful model:

AI execution + automated verification + human control

Multi-Agent Development

Another interesting direction is multi-agent software engineering.

Instead of asking one agent to do everything, different agents can specialize.

For example:

A planning agent can analyze requirements.

A coding agent can implement them.

A testing agent can validate behavior.

A review agent can inspect the changes.

A security agent can look for vulnerabilities.

This can make complex workflows more structured, although it also introduces coordination and observability challenges.

AntFlow AI and Spec-Driven Development

GeekyAnts has been exploring this model through AntFlow AI, which uses a specification-driven approach to agentic software development.

The concept focuses on moving from requirements to specifications, agent-based implementation, verification, and controlled delivery.

Reference: http://geekyants.com/en-in/antflow-ai

The interesting part isn't simply that AI writes code.

It's the attempt to create a broader engineering workflow around that code.

Observability Becomes Important

A normal software build has relatively predictable steps.

An agentic workflow can involve many decisions.

If an agent produces an incorrect result, engineers need to know why.

Was the requirement unclear?

Did the agent select the wrong tool?

Was the context incomplete?

Did a test fail?

Did another agent provide incorrect information?

This means agentic development needs good logs, traces, evaluation, and workflow visibility.

What Happens to Developers?

I don't think developers simply become "prompt engineers."

The role is more likely to move upward.

Developers may spend less time manually implementing repetitive components and more time on:

Architecture

System design

Security

Requirements

Testing strategy

AI orchestration

Code review

Product behavior

This doesn't reduce the importance of engineering knowledge.

It increases the value of understanding how systems work.

AI Won't Remove the Need for Software Architecture

Even highly capable AI agents need boundaries.

Someone still has to decide:

Which services should exist?

Where should data live?

How should authentication work?

Which APIs can the agent access?

What happens when a service fails?

What should require approval?

How should the system scale?

These are architecture decisions.

AI can help implement them, but the business and engineering context still matters.

A Different Development Workflow

The future of software development may look less like:

Developer → Code → Test → Deploy

and more like:

Product requirement → Specification → AI agents → Automated verification → Human review → Deployment

The developer doesn't disappear from this workflow.

Instead, the developer becomes responsible for designing and controlling the system that allows AI to contribute safely.

Final Thought

The most important development in AI-assisted programming isn't that machines can generate code.

It's that AI is gradually moving from code generation toward software execution.

If agentic development becomes reliable, development teams could delegate more repetitive implementation while spending more time on architecture, product decisions, quality, and system-level engineering.

The real challenge is not teaching AI to write more code.

It's building an engineering environment where AI can write, test, verify, and improve software without losing human control over the final product.

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