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Dada Group Technology
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Dada Group Technology

Sharing insights and experiences from Dada Group's R&D department on product refinement and technology advancement, connecting with fellow geeks to exchange ideas and grow together.

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Recent Articles

Latest from Dada Group Technology

99 recent articles
Dada Group Technology
Dada Group Technology
Jan 14, 2022 · Frontend Development

Optimizing Build and Dependency Installation for Dada's Large-Scale Frontend System

This article analyzes the slow build process of Dada's massive frontend platform, identifies bottlenecks in dependency installation and webpack compilation, and presents practical optimizations such as node_modules caching, cp command adjustments, Babel loader caching, and other webpack tweaks that reduced average build time from 600 seconds to around 100 seconds.

Build OptimizationYARNbabel
0 likes · 8 min read
Optimizing Build and Dependency Installation for Dada's Large-Scale Frontend System
Dada Group Technology
Dada Group Technology
Jan 7, 2022 · Backend Development

Business Gateway Architecture and Flow Orchestration in JD Daojia

This article explains the role, challenges, and solution of JD Daojia's business gateway, detailing how it aggregates multiple backend services, adopts workflow orchestration to improve code consistency, scalability, and development efficiency, and outlines future architectural considerations.

BackendMicroservicesScalability
0 likes · 12 min read
Business Gateway Architecture and Flow Orchestration in JD Daojia
Dada Group Technology
Dada Group Technology
Dec 10, 2021 · Operations

Design and Practice of the Freight Business Check System (BCS)

The article introduces the freight BCS system, explains its business background, describes multiple validation modes for data consistency and business logic correctness, compares implementation approaches, and outlines the architecture, task flow, and future enhancements to improve system reliability and operational monitoring.

BackendData ConsistencyOperations
0 likes · 10 min read
Design and Practice of the Freight Business Check System (BCS)
Dada Group Technology
Dada Group Technology
Nov 26, 2021 · Mobile Development

Dynamic Flutter Package Splitting and Loading for iOS and Android

This article details the motivation, design, implementation, and results of a dynamic Flutter package splitting solution that extracts data and resource segments on iOS and separates native libraries and assets on Android, enabling on‑demand download and reducing overall app size.

Dynamic Loadingpackage splitting
0 likes · 14 min read
Dynamic Flutter Package Splitting and Loading for iOS and Android
Dada Group Technology
Dada Group Technology
Oct 29, 2021 · Artificial Intelligence

Query Understanding in JD Daojia E‑commerce Search: Architecture, Core Algorithms, and Experimental Results

This article presents a comprehensive overview of JD Daojia's query understanding system for e‑commerce search, detailing its overall architecture, core modules such as tokenization, term weighting, query rewriting, intent detection, the algorithms employed, experimental evaluations, and future directions.

Query Understandingnatural language processingsearch engine
0 likes · 27 min read
Query Understanding in JD Daojia E‑commerce Search: Architecture, Core Algorithms, and Experimental Results
Dada Group Technology
Dada Group Technology
Oct 15, 2021 · Backend Development

Redis Cache Optimization and Architecture Evolution in JD Daojia Coupon System

This article details the JD Daojia coupon system's high‑traffic architecture, describing its multi‑layer design, Redis cache challenges such as large‑key and hot‑key issues, and practical optimization techniques including key redesign, expiration strategies, and active‑expire algorithms to improve performance and scalability.

Coupon Systemcache optimizationperformance
0 likes · 17 min read
Redis Cache Optimization and Architecture Evolution in JD Daojia Coupon System
Dada Group Technology
Dada Group Technology
Oct 8, 2021 · Industry Insights

How Dada Built an Automated Business Config Center to Boost Stability and Efficiency

This article details Dada's journey from identifying costly business‑configuration pain points to designing and deploying an automated configuration center that isolates business settings, improves system stability, enhances robustness, accelerates development, secures data, and delivers measurable performance gains.

AutomationBackend ArchitectureConfiguration Management
0 likes · 19 min read
How Dada Built an Automated Business Config Center to Boost Stability and Efficiency