에이전트 제품 사고 방식: AI 에이전트를 위한 SDLC 재고

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DEV Community · Vivek Mohanan · 2026-09-15 개발(SW)

Vivek Mohanan

The shift from traditional software to AI agents isn’t just a tech upgrade—it requires a completely different product mindset. It fundamentally changes what software does.

Instead of manual, step-by-step UI flows, agentic products can:

  • Understand user intent and plan actions
  • Execute, observe, reflect, and self-correct
  • Recover from failures or request human approval

Key takeaway: The goal isn’t maximum autonomy. It’s finding the right level of autonomy for each specific capability.

Shifting Mindsets Across the SDLC

1. Product Owner → “What can be agentic?”

  • Traditional Question: “What functionality do we give the user?”
  • Agentic Question: “Which parts of this functionality can the product perform **on behalf* of the user?”*

Make agentic capability discovery a fundamental part of your overall product discovery phase.

2. Architect → “What agentic architecture fits?”

Look beyond traditional APIs and services. Modern agentic architecture must account for three core layers:

  • Patterns & Capabilities: Single vs. multi-agent systems, planner-executor models, tool calling, RAG, and short/long-term memory.
  • Behavior & Runtime: Reflection, human-in-the-loop triggers, guardrails, policy enforcement, and automated failure recovery.
  • Operations: Evaluation (Evals), tracing, security posture, token cost management, latency, and progressive autonomy.

The architect’s job isn’t just introducing an LLM—it’s ensuring the system operates safely, reliably, measurably, and within well-defined boundaries.

3. Developer → “What can the software do for the user?”

Move beyond deterministic event handlers:
When the user clicks X, execute Y.

Shift toward intent-driven development:
“What is the user’s underlying goal, and can the system accomplish it directly?”

Look for high-value opportunities in tool calling, intelligent workflows, and automated decision support—while staying pragmatic enough to know when not to use an LLM or an agent.

Real-World Examples

1. Sales Forecasting & Simulation

  • Traditional: User manually clicks filters on a dashboard to find insights.
  • Agentic: User asks: “How do I grow sales by 5%?” The system runs simulations on your data and gives you an actionable plan.

2. Car E-commerce Website

  • Traditional: Users manually select numerous options across multiple screens to customize their vehicle.
  • Agentic: User tells it: “I need a winter-ready family SUV under $45k.” The system identifies the best configuration and automatically recommends the appropriate trim, packages, and accessories.

The Fundamental Shift

  • Wave 1: How can AI help us build software faster? (AI-assisted development)
  • Wave 2: How can AI change how our products behave? (AI-native capabilities)

We shouldn’t settle for just building AI-assisted engineering teams. We need to build AI-native, increasingly agentic products that perform real work for the user.

Achieving this requires an Agentic Product Mindset across every phase of delivery:
Product → Architecture → Engineering → Operations

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