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Xianyu Technology

Official account of the Xianyu technology team

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Latest from Xianyu Technology

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Xianyu Technology

Jul 20, 2021 · Big Data

Design and Implementation of a Content Flow Control System for Xianyu Community

The Xianyu “Play” tab flow‑control system combines task‑specific and rule‑based strategies with a dynamic strategy‑, control‑, and distribution‑chain architecture that integrates real‑time data processing into the recommendation engine, delivering guaranteed exposure, boosting daily posts by 14.4 % and paving the way for multi‑objective, zero‑code control.

Big DataFlow ControlReal-time Streaming

0 likes · 6 min read

Design and Implementation of a Content Flow Control System for Xianyu Community

Xianyu Technology

Jul 15, 2021 · Backend Development

HermesX: A Unified Push Notification Platform for Xianyu

HermesX unifies Xianyu’s fragmented push pipelines into a single flow, optimizes content relevance, applies a four‑layer fatigue model, and offers a low‑code management UI, delivering up to 35% less abnormal traffic, 65% lower compute use, and 69% reduced peak latency while paving the way for richer content pools and finer user segmentation.

Push NotificationRecommendationSystem Architecture

0 likes · 12 min read

HermesX: A Unified Push Notification Platform for Xianyu

Xianyu Technology

Jul 13, 2021 · Big Data

Design and Implementation of Xianyu Real-Time Data Warehouse

To meet Xianyu’s billion‑event‑per‑day real‑time analysis needs, the team built a petabyte‑scale warehouse using Hologres for storage and Alibaba‑enhanced Flink (Blink) for streaming, organized into ODS, DWD, DWS, ADS and DIM layers, enabling minute‑level aggregations, rapid anomaly detection, and instant product‑team insights.

Big DataHologresReal-time Data Warehouse

0 likes · 12 min read

Design and Implementation of Xianyu Real-Time Data Warehouse

Xianyu Technology

Jul 9, 2021 · Backend Development

Backend Architecture and Stability for Xianyu Local Services

The article describes Xianyu’s local services architecture, tackling rapid supplier onboarding, heterogeneous quality, and stability by reusing core platform capabilities, defining merchant, audit, and independent business domains, employing high‑concurrency rate limiting, idempotent retries, unified exception handling, status‑change logging, and proactive monitoring with alerts and reporting.

Data ConsistencyMonitoringstability

0 likes · 7 min read

Backend Architecture and Stability for Xianyu Local Services

Xianyu Technology

Jul 6, 2021 · Backend Development

Automated Testing Strategies for Complex Transaction Systems at Xianyu

Xianyu tackled the high‑cost manual testing of its multi‑scenario transaction platform by implementing JVM‑sandbox traffic‑recording tools (Doom/Blizzard and Phoenix) for interface‑level replay, service‑oriented link testing, and shadow‑DB isolation, enabling automated end‑to‑end validation across dozens of applications and business modes.

automated testingflow recordingmicroservices

0 likes · 8 min read

Automated Testing Strategies for Complex Transaction Systems at Xianyu

Xianyu Technology

Jul 2, 2021 · Mobile Development

Xianyu’s Journey with Flutter: Challenges, Open‑Source Practices, and Lessons Learned

Xianyu pioneered Flutter adoption in 2017, overcoming internal resistance and architectural gaps by creating the AliFlutter community and a hybrid Flutter Boost stack, successfully migrating its main app, learning from early open‑source missteps to improve documentation and APIs, and now commits to three more years of Flutter development while preparing for future cross‑platform ecosystems.

Cross‑PlatformFlutterOpen Source

0 likes · 10 min read

Xianyu’s Journey with Flutter: Challenges, Open‑Source Practices, and Lessons Learned

Xianyu Technology

Jul 1, 2021 · Artificial Intelligence

Improving Search Relevance in Xianyu: System Design and Model Implementation

The paper describes Xianyu’s new relevance‑matching pipeline—integrating basic, text‑matching, semantic (BERT‑based dual‑tower), multimodal, and click‑graph features and fusing them with a GBDT model—which boosts search DCG@10 by 6.5 %, query satisfaction by 24 % and click interaction by over 20 % while outlining future enhancements for finer attribute matching and richer structured data.

e-commercefeature engineeringmachine learning

0 likes · 13 min read

Improving Search Relevance in Xianyu: System Design and Model Implementation

Xianyu Technology

Jun 29, 2021 · Frontend Development

Design and Implementation of a Cross-Platform Front-End API Solution

The article proposes a unified cross‑platform front‑end API specification and SDK that abstracts differences among WebView, mini‑programs, React Native, Flutter, and other containers, consolidating 55+ APIs for 30+ apps, reducing duplicated code, maintenance, and testing while enabling extensible, reusable functionality across Alibaba’s ecosystem.

APICross-PlatformJavaScript

0 likes · 8 min read

Design and Implementation of a Cross-Platform Front-End API Solution

Xianyu Technology

Jun 24, 2021 · Backend Development

Configuration Normalization and Cache Optimization for Yanhuobao Service

By consolidating all Yanhuobao category settings into a single Mach‑managed configuration defined by a JSON schema and introducing a generic Guava LoadingCache with a ConfigValueParser, the service now adds new categories with just three fields, reduces parsing overhead, lowers maintenance costs, and improves consistency and QPS performance.

Software Engineeringcachingconfiguration

0 likes · 6 min read

Configuration Normalization and Cache Optimization for Yanhuobao Service

Xianyu Technology

Jun 22, 2021 · Mobile Development

FlutterBoost 3.0 Preview Release: Enhanced Lifecycle Management and Documentation

FlutterBoost 3.0 preview, released after two months of development and testing, introduces refactored lifecycle management, enhanced cross‑platform consistency, custom startup and return parameters, page transparency, custom event handling, pre‑interceptors, and expanded documentation with examples, while maintaining the existing architecture and focusing on community adoption.

Cross-PlatformFlutterFlutterBoost

0 likes · 9 min read

FlutterBoost 3.0 Preview Release: Enhanced Lifecycle Management and Documentation