Roy Yuen

Professional API design and review skill for REST, GraphQL, and event-driven architectures.

Professional security audit skill for web apps and APIs with structured severity-based findings and remediation plans.

Enforce senior-level coding standards with a focus on verification, minimal diffs, and evidence-based bug fixing.

Transform business ideas into rigorous, scenario-based execution plans with explicit assumptions and KPIs.

Evaluate market opportunities with technical decomposition, directional sizing, and measurable next-move recommendations.

Design, debug, and optimize production RAG systems with expert architecture, hybrid search, and grounding strategies.

Convert Sun Tzu’s The Art of War into actionable business strategy, competitive memos, and market-entry plans.

Transform AI claims into verified, risk-assessed technical reports for production, DevOps, and enterprise governance.