Yafan Lian

About Yafan Lian

Strategic Engineering Leader with 20+ years of experience scaling global organizations and delivering large-scale distributed systems. Expert in guiding multi-disciplinary teams (70+ engineers) through hyper-growth, architectural modernization, and worldwide expansion. Proven track record of leveraging GenAI and automation to drive operational excellence, reducing costs by 40% while accelerating engineering velocity. Deep expertise in Supply Chain optimization, large scale system architecturing, and building inclusive, high-performance engineering cultures across the U.S. and Asia.CORE COMPETENCIESLeadership: Global Org Scaling, Manager of Managers, Talent Strategy, Agile Transformation, Cross-functional Leadership.Technical Domain: Distributed Systems, Microservices Architecture, GenAI & LLM Integration, Supply Chain Optimization.Tech Stack: Java, Python, AWS, DevOps, CI/CD, System Design, Mobile Engineering.

Experience

1. Senior Software Development Manager

   Amazon

   Apr 2021 — Present · Bellevue, WA, US

   Leading global engineering for Amazon Direct Fulfillment, a ten-billion dollar business operating in 18 countries.Global Organizational Leadership: Scale and lead a diverse, 70+ person global engineering organization, directly managing a leadership team of 1 Senior Engineering Manager and 6 Engineering Managers. Defined organizational structure and long-term hiring strategy to support 20%+ YoY business growth and 10x network scaling.Strategic Technical Roadmap: Own the 3-year end-to-end technical strategy for Direct Fulfillment, driving roadmap alignment across multiple VP-level organizations. Championed system unification and simplification, successfully reducing DF-related architecture complexity across all interconnected e-commerce systems by 60%.Architecture & Resiliency: Drove 10x network scaling and 20%+ YoY business growth by architecting highly resilient, fault-tolerant systems. Ensured 99.99% availability during peak operational loads by decoupling legacy monoliths into microservices with strict bounded contexts, redesigning failover mechanisms to eliminate single points of failure, and establishing robust feature flag controls.GenAI & Operational Excellence: Pioneered the adoption of agentic AI frameworks to automate critical, end-to-end operational workflows. By integrating LLM orchestration directly into incident management and DevOps pipelines, eliminated 50% of the manual DevOps load and achieved a 40% reduction in operational costs.Market Expansion: Accelerated new marketplace expansion speed by 70% through systematic process improvements and modular architecture, maintaining strong customer experience during rapid scaling.Talent Strategy & Executive Mentorship: Built a high-retention culture and a strong leadership bench. Mentored and promoted Senior Manager (L7), Engineering Managers (L6), and Senior Engineers (L6), significantly improving team satisfaction scores through structured coaching and clear career development pathways.

Education

• Xi'an Jiaotong University

  Bachelor, Information & Communication Engineering

  1996 — 2000

• Xi'an Jiaotong University

  Master, Communication & Information system

  2000 — 2003

Skills

• Mysql
• Spring Mvc
• Electronics Hardware Design
• Java
• Ios Development
• Iphone
• Iphone Development
• Mobile Internet
• Neutral Network
• Signal Processing
• Smart Antennas
• Agile Project Management
• Teaching English as a Foreign Language
• Php Frameworks
• Software Development
• Mobile Devices
• C
• Team Leadership
• Android Development
• Game Development
• C++
• Mobile Communications
• Software Project Management
• Web Applications
• Mybatis
• Mobile
• Mobile Game Development
• Android
• Mobile Applications
• Mobile Technology
• Smart Antenna
• Objective-C
• Software Defined Radio