Resume

Mark Zhu

Staff Software Engineer / Software Architect
Cloud Native • Distributed Systems • Performance Engineering

📱 13632330754
📧 labile.zhu@gmail.com
🌐 https://blog.mygraphql.com

SUMMARY

Staff-level software engineer with 20+ years of experience designing and scaling distributed systems in telecom and large-scale e-commerce environments.

Expert in cloud-native modernization, JVM performance engineering, and high-traffic backend systems. Proven record of leading architecture refactoring for mission-critical systems serving millions of users.

Author of Istio & Envoy Insider. Deep systems thinker with strength from Linux networking internals to Service Mesh and Kubernetes.

TECHNICAL STRENGTHS

Distributed Systems • Kubernetes • Istio • Envoy
High-Scale Microservices • MySQL Sharding
JVM Internals & GC Optimization
Linux Networking • eBPF
Observability (OpenTelemetry, Prometheus)
Performance Tuning & Production Debugging

PROFESSIONAL EXPERIENCE

Ericsson (China) Communications Co., Ltd.

Senior Software Design Engineer / Architect
2018 – 2025

Led cloud-native transformation for IAM platform of a Tier-1 US telecom operator. Production launch in Q2 2023.

Impact & Achievements

  • Architected large-scale Istio-based Service Mesh supporting mission-critical IAM traffic.
  • Improved service reliability and latency through traffic management and deep networking optimization.
  • Led containerization and modernization of legacy Java systems onto Kubernetes.
  • Performed advanced JVM profiling (heap, GC, thread contention) and eliminated performance bottlenecks.
  • Designed observability stack using OpenTelemetry + Prometheus, enabling full-chain tracing.
  • Built internal performance diagnostic tools reducing troubleshooting time.
  • Acted as cross-team architecture reviewer for high-risk changes.

Tech Stack

Kubernetes • Istio • Envoy • Java • Spring • OpenTelemetry • Prometheus • Calico • Linux Networking • eBPF

VIP.com (Vipshop)

Software Architect
2014 – 2018

Architect of large-scale distributed central inventory platform for one of China’s top e-commerce companies.

Impact & Achievements

  • Designed distributed inventory system handling complex multi-channel sales models.
  • Built highly reliable MQ + MySQL architecture optimized for high-concurrency traffic.
  • Implemented horizontal database sharding strategy to ensure scalability.
  • Reduced latency and contention via JVM memory tuning and thread optimization.
  • Resolved complex production issues including deadlocks and SQL bottlenecks.
  • Implemented full-chain tracing and observability across microservices.
  • Led architecture reviews and mentored engineering teams.

Tech Stack

Java • Spring • MySQL (Sharding) • RabbitMQ • Distributed Systems

CITIC-Prudential Life Insurance

System Analyst
2011 – 2013

  • Led requirement analysis and system design for internal enterprise platforms.
  • Managed outsourcing vendors and delivery timelines.
  • Delivered stable enterprise applications on Java + DB2 stack.

AsiaInfo Technologies

System Architect / Senior R&D Engineer
2008 – 2011

Architect for Mobile Device Management platform serving major telecom operators.

  • Designed OMA-DM compliant distributed system architecture.
  • Led full SDLC including requirement analysis, risk control, and deployment planning.
  • Mentored engineers and drove architectural standardization.

PCCW

Senior Software Engineer
2004 – 2008

  • Designed EPCGlobal-compliant RFID middleware platform.
  • Built plugin-based extensible architecture for heterogeneous hardware.
  • Implemented state-machine-based event routing engine.
  • Promoted based on performance and technical leadership.

EDUCATION

Bachelor of Computer Science
Guangzhou University