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Qunar Tech Salon
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Qunar Tech Salon

Qunar Tech Salon is a learning and exchange platform for Qunar engineers and industry peers. We share cutting-edge technology trends and topics, providing a free platform for mid-to-senior technical professionals to exchange and learn.

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Recent Articles

Latest from Qunar Tech Salon

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Qunar Tech Salon
Qunar Tech Salon
Nov 11, 2022 · Cloud Computing

Design and Implementation of the Seras Serverless BFF/FAAS Platform for Front‑End Efficiency

This article describes the background, design decisions, architecture, core concepts (Serverless, BFF, FAAS), implementation details, performance results, and future plans of the internally built Seras platform that enables front‑end teams to write cloud functions without managing servers, improving code reuse, traceability, and deployment speed.

BFFFaaSarchitecture
0 likes · 13 min read
Design and Implementation of the Seras Serverless BFF/FAAS Platform for Front‑End Efficiency
Qunar Tech Salon
Qunar Tech Salon
Nov 2, 2022 · Databases

Design of a Next‑Generation Qunar Database Automation Platform: Architecture, Communication Protocol, and Security

This article describes the layered architecture of Qunar's next‑generation database automation platform, outlines the design goals for secure Agent/Plugin‑Server communication, compares communication and encryption methods, and details the authentication and request flow using symmetric encryption and token‑based security.

Agent-Server CommunicationEncryptionGo
0 likes · 9 min read
Design of a Next‑Generation Qunar Database Automation Platform: Architecture, Communication Protocol, and Security
Qunar Tech Salon
Qunar Tech Salon
Sep 28, 2022 · Backend Development

Domain-Driven Design (DDD) Practice in Hotel Data System Refactoring at Qunar

This article presents a comprehensive case study of how Qunar's hotel supply‑chain team applied Domain‑Driven Design to restructure a decade‑old, highly coupled hotel information system, detailing the problem analysis, DDD rationale, evolutionary transformation process, architectural principles, implementation results, and lessons learned.

DDDDomain-Driven Designevolutionary architecture
0 likes · 21 min read
Domain-Driven Design (DDD) Practice in Hotel Data System Refactoring at Qunar
Qunar Tech Salon
Qunar Tech Salon
Sep 27, 2022 · Cloud Native

Evolution of Enterprise Technical Architecture and Cloud‑Native Adoption: A Ziroom Case Study

This chapter traces the evolution of enterprise technical architecture from monolithic to distributed, microservice, and middle‑platform models, illustrates Ziroom's ten‑year journey toward cloud‑native and DevOps practices, and analyzes the stability, efficiency, and process challenges encountered along the way.

Case StudyEnterprisecloud-native
0 likes · 26 min read
Evolution of Enterprise Technical Architecture and Cloud‑Native Adoption: A Ziroom Case Study
Qunar Tech Salon
Qunar Tech Salon
Sep 7, 2022 · Frontend Development

TARS UI Automation System: Metrics, Challenges, and Automated Case Recording Solutions

The article presents the TARS UI automation platform, analyzes its core performance indicators and the problems uncovered, and details a comprehensive redesign that introduces automatic case recording, tag generation, data mocking, smart assertions, and an upgraded cloud‑based testing infrastructure to improve coverage, accuracy, and efficiency for mobile app releases.

Case RecordingTarsUI Automation
0 likes · 18 min read
TARS UI Automation System: Metrics, Challenges, and Automated Case Recording Solutions
Qunar Tech Salon
Qunar Tech Salon
Aug 30, 2022 · Backend Development

Qunar Travel Microservice Architecture Practice

This article presents a comprehensive overview of Qunar Travel's microservice architecture, covering background motivations, best‑practice service discovery and communication patterns, development efficiency improvements, governance techniques, and ServiceMesh experiments, all illustrated with real‑world data and diagrams.

DevOpscloud-nativemicroservices
0 likes · 30 min read
Qunar Travel Microservice Architecture Practice
Qunar Tech Salon
Qunar Tech Salon
Aug 29, 2022 · Backend Development

High‑Performance Thinking and Optimization Practices for Backend Systems

This article defines software performance as executor + (process + IO + computation), explains when performance should be considered, and presents a comprehensive framework of executor, I/O‑type, and generic optimizations—including concurrency, sharding, caching, compression, async, batching, and algorithmic improvements—supported by cross‑domain case studies.

AsynchronousCachingPerformance
0 likes · 40 min read
High‑Performance Thinking and Optimization Practices for Backend Systems
Qunar Tech Salon
Qunar Tech Salon
Aug 17, 2022 · Operations

Design and Optimization of Testing Environment 3.0 at Qunar Travel

This article describes how Qunar Travel has evolved its testing environment governance from a fixed 10‑machine setup to a template‑driven, soft‑routing architecture (Environment 3.0), improving delivery speed, reliability, business connectivity, and reducing operational costs through automated sync, smart recommendations, and continuous business checks.

ReliabilityTestingenvironment
0 likes · 22 min read
Design and Optimization of Testing Environment 3.0 at Qunar Travel
Qunar Tech Salon
Qunar Tech Salon
Jul 1, 2022 · Databases

Easy Dump – A Shell Wrapper for Simplified PostgreSQL Backup and Restore

Easy Dump is a Bash‑based utility that streamlines PostgreSQL backups by wrapping pg_dump and pg_dumpall, offering multiple dump modes, parallel execution, table exclusion, automatic configuration generation, and detailed success or failure notifications for reliable database migration and maintenance.

Database BackupEasy Dumpparallel dump
0 likes · 68 min read
Easy Dump – A Shell Wrapper for Simplified PostgreSQL Backup and Restore