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Youzan Coder
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Youzan Coder

Official Youzan tech channel, delivering technical insights and occasional daily updates from the Youzan tech team.

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Recent Articles

Latest from Youzan Coder

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Youzan Coder
Youzan Coder
Dec 21, 2020 · Big Data

Youzan Big Data Technology Salon – Cost Governance, Apache Iceberg, Flink, and Data‑Driven Growth

At Youzan’s Big Data Technology Salon, over 100 attendees heard leaders from Youzan, NetEase Yishu, and Didi discuss cost governance, Apache Iceberg data lakes, large‑scale Flink real‑time computing, and data‑driven growth strategies, highlighting practical implementations, savings of millions and tools for merchant empowerment.

Apache IcebergData GrowthFlink
0 likes · 5 min read
Youzan Big Data Technology Salon – Cost Governance, Apache Iceberg, Flink, and Data‑Driven Growth
Youzan Coder
Youzan Coder
Dec 18, 2020 · Big Data

Design and Implementation of a Configurable Real-Time Rule Engine for Live‑Streaming Product Audits

The paper presents a configurable real‑time rule engine for live‑streaming product audits that decouples data aggregation from rule execution, uses QLExpress for dynamic conditions, supports Dubbo and HTTP sources, and enables safe gray‑release updates, cutting the rule‑change cycle from weeks to near‑real‑time.

ConfigurationQLExpressRule Engine
0 likes · 8 min read
Design and Implementation of a Configurable Real-Time Rule Engine for Live‑Streaming Product Audits
Youzan Coder
Youzan Coder
Dec 15, 2020 · Industry Insights

How Youzan Built a Full‑Scale Data Cost Billing System: From SDK to Multi‑Dimensional Analysis

This article details Youzan's end‑to‑end construction of a unified data‑center cost billing system, covering background goals, multi‑type cost support, SDK‑based information collection, cost quantification for offline, real‑time and platform tools, full‑business coverage, multi‑dimensional analysis models, operational rollout, and future plans.

SDKbig datacost analysis
0 likes · 19 min read
How Youzan Built a Full‑Scale Data Cost Billing System: From SDK to Multi‑Dimensional Analysis
Youzan Coder
Youzan Coder
Dec 9, 2020 · Big Data

Youzan Big Data Technology Salon: Practices in Data Cost Governance, Apache Iceberg, Flink, and Data-Driven Growth

The Youzan Big Data Technology Salon brought together Youzan, NetEase and Didi to share practical approaches for cutting data‑infrastructure costs, building an Apache Iceberg‑based data lake, scaling Flink real‑time workloads, and creating a data‑driven growth platform that leverages tracking, A/B testing and analytics.

Apache IcebergData Cost GovernanceDidi
0 likes · 5 min read
Youzan Big Data Technology Salon: Practices in Data Cost Governance, Apache Iceberg, Flink, and Data-Driven Growth
Youzan Coder
Youzan Coder
Dec 9, 2020 · Operations

A DevOps Engineer's Journey: From Middleware to Business Operations at YouZan

The article chronicles a YouZan DevOps engineer’s five‑year evolution from Alibaba‑based middleware duties to business‑operation leadership, highlighting the relentless pursuit of system stability through the 1‑minute detection, 5‑minute localization, 10‑minute resolution mantra, complex multi‑datacenter integrations, continuous learning, and a mindset of proactive problem‑solving.

Career DevelopmentDevOpsMiddleware
0 likes · 7 min read
A DevOps Engineer's Journey: From Middleware to Business Operations at YouZan
Youzan Coder
Youzan Coder
Nov 25, 2020 · Information Security

Design and Implementation of an Interface Authorization Scanning Platform

The article presents a systematic, automated platform that captures, replays, and compares API requests using intelligent sampling and vertical/horizontal privilege checks to detect authorization flaws, dramatically reducing manual testing effort, uncovering over twenty issues monthly, and outlining future CI integration and AI‑enhanced detection.

APIAuthorizationAutomation
0 likes · 16 min read
Design and Implementation of an Interface Authorization Scanning Platform
Youzan Coder
Youzan Coder
Nov 6, 2020 · Backend Development

Design and Implementation of a CPS-Based Promotion System with Settlement and Commission Calculation

The article presents a CPS‑based promotion system for the beauty sector that lets promoters instantly view orders and commissions, employs a responsibility‑chain clearing design and a parent‑child settlement model for delayed‑consumption products, and outlines a scheduled settlement workflow that securely transfers funds from merchants to promoters.

CPSbackendbusiness model
0 likes · 13 min read
Design and Implementation of a CPS-Based Promotion System with Settlement and Commission Calculation
Youzan Coder
Youzan Coder
Oct 16, 2020 · Mobile Development

ZanWeexModuleSDK: A General Solution for Native-Weex Interaction at Youzan

ZanWeexModuleSDK provides a unified solution for native-Weex interaction across Youzan apps, consolidating common modules like network, routing, config, logging, notifications, tracking, and account, allowing developers to focus on Weex code while handling custom logic via a manager and standardized callbacks.

AndroidNative-JS InteractionSDK design
0 likes · 12 min read
ZanWeexModuleSDK: A General Solution for Native-Weex Interaction at Youzan
Youzan Coder
Youzan Coder
Oct 14, 2020 · Operations

How Youzan’s Testing Team Supercharged API Automation for Faster, More Reliable Releases

This article details Youzan’s testing team’s evolving API automation strategy, covering architectural context, dual‑approach request simulation, regression efficiency enhancements, blind‑spot elimination through online validation and traffic recording‑replay, and practical lessons for large‑scale product delivery.

API testingAutomationDubbo
0 likes · 11 min read
How Youzan’s Testing Team Supercharged API Automation for Faster, More Reliable Releases