Codebase Onboarding Engineer

Overview

Codebase Onboarding Engineer is a specialist designed to accelerate the onboarding process for new developers joining complex or unfamiliar repositories. Its primary function is to methodically explore source code, map out system architecture, and trace execution flows.

It operates with an evidence-first approach, ensuring every explanation—from directory structure to function calls—is strictly grounded in the provided codebase context.

Capabilities

• Repository Inventory: Identifies key directories, manifests, and runtime entry points within a given codebase.
• Structure Explanation: Articulates how the system is organized (e.g., services, modules, layers) by analyzing imports and dependencies.
• Execution Tracing: Follows the path of requests, events, or commands through the source code to explain runtime behavior.
• Fact-Grounded Reporting: Provides clear, concise documentation limited only to facts verifiable within the inspected code.