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Yanxuan Tech Team
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Yanxuan Tech Team

NetEase Yanxuan Tech Team shares e-commerce tech insights and quality finds for mindful living. This is the public portal for NetEase Yanxuan's technology and product teams, featuring weekly tech articles, team activities, and job postings.

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Recent Articles

Latest from Yanxuan Tech Team

51 recent articles
Yanxuan Tech Team
Yanxuan Tech Team
May 18, 2020 · Fundamentals

Mastering the Programmer’s Path: From Product to Architecture and Self‑Growth

This reflective guide explores how developers can grow amid countless technologies by focusing on product requirements, architecture design, clean coding practices, and personal self‑improvement, offering actionable insights such as using a ubiquitous language, higher‑dimensional thinking, KISS principles, test‑friendly code, confidence building, and targeted reading.

coding practicesprogrammer growthself-improvement
0 likes · 13 min read
Mastering the Programmer’s Path: From Product to Architecture and Self‑Growth
Yanxuan Tech Team
Yanxuan Tech Team
May 12, 2020 · Backend Development

Why G1GC Slowed Down During Load Test and How ParallelRefProc Fixed It

During a full‑chain load test, latency spikes were traced to a slow G1GC pause caused by single‑threaded reference processing of many Finalizer objects, which originated from an over‑aggressive Jedis connection pool; enabling the JVM flag -XX:+ParallelRefProcEnabled eliminated the bottleneck and restored performance.

GC performanceJedisParallelRefProc
0 likes · 8 min read
Why G1GC Slowed Down During Load Test and How ParallelRefProc Fixed It
Yanxuan Tech Team
Yanxuan Tech Team
Apr 20, 2020 · Artificial Intelligence

How AI-Driven Clustering Boosts Smart Customer Service Knowledge Bases

This article outlines an AI-powered workflow for constructing and enriching a business knowledge base in intelligent customer service, covering preprocessing, intent detection, deep and shallow semantic feature engineering, hierarchical bucket clustering, and automated summary extraction to improve FAQ coverage and reduce manual workload.

AIKnowledge BaseNLP
0 likes · 15 min read
How AI-Driven Clustering Boosts Smart Customer Service Knowledge Bases
Yanxuan Tech Team
Yanxuan Tech Team
Apr 6, 2020 · Backend Development

How ABT Architecture Automates A/B Decision Loops on Mobile Apps

This article explains the design and implementation of an ABT (Auto‑Bidding Test) system that automates A/B decision cycles, covering client SDK architecture, protocol specifications, data‑point collection, resource‑placement experiments, and home‑page integration to accelerate product growth.

A/B testingABTProtocol Design
0 likes · 10 min read
How ABT Architecture Automates A/B Decision Loops on Mobile Apps
Yanxuan Tech Team
Yanxuan Tech Team
Mar 23, 2020 · Databases

How to Boost E‑commerce Inventory Performance Without Sacrificing Consistency

This article explains how the inventory service at a large e‑commerce platform was optimized for high‑traffic sales events by redesigning transaction handling, sharding data by SKU, and combining flexible and rigid transactions to improve throughput while preserving data consistency.

Transaction Managementdistributed databasee-commerce
0 likes · 10 min read
How to Boost E‑commerce Inventory Performance Without Sacrificing Consistency
Yanxuan Tech Team
Yanxuan Tech Team
Mar 9, 2020 · Fundamentals

Mastering Java ClassLoaders: Core APIs, Parent Delegation, and Agent Isolation

This article explains what a Java ClassLoader is, details its core APIs such as defineClass, findClass, loadClass, and findResource, describes the parent‑delegation model, and demonstrates how custom ClassLoaders can be used for class isolation in Java agents, illustrated with real‑world log4j2 pitfalls and solutions.

Class IsolationJavaJava Agent
0 likes · 15 min read
Mastering Java ClassLoaders: Core APIs, Parent Delegation, and Agent Isolation
Yanxuan Tech Team
Yanxuan Tech Team
Feb 17, 2020 · Big Data

Why Data Warehouses Matter: From Basics to the Hadoop Ecosystem

This article explains the purpose of data as a strategic asset, compares traditional databases with data warehouses, outlines key characteristics and related concepts of data warehouses, and introduces the Hadoop ecosystem components that support large‑scale data storage and analysis.

AnalyticsETLHadoop
0 likes · 14 min read
Why Data Warehouses Matter: From Basics to the Hadoop Ecosystem
Yanxuan Tech Team
Yanxuan Tech Team
Feb 10, 2020 · Backend Development

How Yanxuan’s Unified Message Center Scales with RocketMQ, Kafka, and K8s

This article details Yanxuan's evolution from a chaotic, multi‑queue setup to a unified, cloud‑native message center built on RocketMQ and Kafka, describing current services, scheduling mechanisms, publish‑subscribe implementation, and future plans for platformization and Kubernetes‑based resource management.

KafkaKubernetesMessaging
0 likes · 13 min read
How Yanxuan’s Unified Message Center Scales with RocketMQ, Kafka, and K8s