This article provides an extensive overview of how startups can design, select, and integrate languages, components, processes, and systems—such as project management, DNS, load balancing, databases, messaging, monitoring, and deployment—to construct a robust and scalable backend architecture.
This article introduces the main business scenarios, system architecture, and core technologies of a time‑series data platform, covering data collection, processing, storage, analysis, and the specific features required for high‑performance, scalable, and reliable time‑series data management.
This article explains how to build high‑performance, highly‑available, scalable, extensible, and secure recommendation services by outlining background concepts, defining quality criteria, discussing design challenges, and presenting concrete architectural principles and practical strategies.
This article examines how Alibaba Cloud’s frontend engineers evolved from a resource‑constrained role with shallow business insight to a strategic, horizontally‑aligned team that builds reusable engineering platforms, leverages serverless and BaaS, and delivers measurable business value across marketing, commerce, and sales.
This article explains the fundamental architectural differences between CPUs and GPUs, their design goals and performance characteristics, and compares OpenCL and CUDA, highlighting OpenCL’s cross‑platform flexibility versus CUDA’s NVIDIA‑specific optimization, while illustrating how each fits various parallel computing tasks.
This article introduces a systematic approach to creating clear software architecture diagrams, explains fundamental concepts of architecture and diagram types, discusses common pitfalls, and demonstrates how the C4 model can be applied to produce self‑describing, audience‑focused visualizations for developers, operations, and product teams.
This article outlines essential microservice principles, from business‑centric service design and standardised interaction protocols to practical splitting, aggregation, technology stack selection, API design, unified logging, error handling and legacy challenges, offering a comprehensive roadmap for successful backend service implementation.
In this interview, Alipay’s founding architect Cheng Li (known as Lu Su) reflects on the past ten years of cloud, mobile, big‑data, AI and blockchain breakthroughs, shares pivotal architecture decisions, and discusses how responsibility, practical engineering and strategic leadership shaped the fintech giant’s growth.
This article explains the fundamental concepts of blockchain, outlines its three-layer architecture (protocol, extension, application), reviews typical language‑specific implementations, and presents a knowledge‑map that helps developers systematically study and build blockchain‑based products.
This article provides a comprehensive overview of blockchain technology, covering its fundamental concepts, layered architecture (protocol, extension, and application layers), implementation details across various programming languages, and a knowledge map to help developers understand and build blockchain-based products.
This article explains RabbitMQ's typical scenarios, key roles and components, virtual host purpose, message delivery process, durability and loss‑prevention mechanisms, broadcast types, delayed queues, clustering benefits, node types, setup considerations, and cluster shutdown order.
Flutter is Google's cross‑platform UI toolkit that uses the Dart language to build native‑compiled applications for iOS and Android, featuring its own rendering engine, widget hierarchy, hot reload, AOT/JIT compilation, networking libraries, state management, and best‑practice development guidelines.
Reflecting on a decade of AWS, this article shares ten hard‑earned lessons—from building evolvable systems and anticipating failures to prioritizing security, automation, and open platforms—that guide the design, operation, and scaling of cloud services for today’s enterprises.
This article traces the evolution of internet architecture from early software and open‑source phases through centralized monolithic designs to distributed and cloud‑native systems, highlighting challenges such as massive user scale, continuous delivery, DevOps automation, container orchestration, micro‑services, and the shift toward resilient, scalable cloud‑native solutions.
This article explains the essential requirements for achieving 99.99% service availability—consistency, eliminating single points, placement groups, traffic isolation, same‑city active‑active, N+1 redundancy, and multi‑region active‑active—illustrated with a step‑by‑step Yum repository service case study and evolving architecture diagrams.
This article examines the challenges of cross‑platform mobile development, compares WebView and React Native with Flutter, explains Flutter’s layered architecture, JIT/AOT compilation, hot‑reload, integration strategies for iOS and Android, performance measurements, and practical lessons from Mafengwo’s merchant app implementation.
This article outlines the typical technical levels for programmers, the essential skills required at each stage, and a structured approach—point, line, surface—to continuously grow a personal technical competency map and advance toward senior or architect roles.
The article outlines Alibaba’s Hema delivery platform’s end‑to‑end stability strategy, detailing a 7‑layer funnel review process, three core norms (development, architecture, stability), and 23 practical tactics—including core‑noncore isolation, proactive monitoring, fault prevention, rapid recovery, and service‑level controls—to ensure reliable 30‑minute deliveries despite complex logistics and external disruptions.
This article outlines three core architecture design principles—appropriateness, simplicity, and evolution—illustrated with Taobao’s journey from a simple PHP site to a sophisticated, self‑developed distributed system, showing how fitting solutions, keeping designs simple, and iteratively evolving with business needs lead to sustainable scalability.
The article chronicles the design, implementation, and iterative evolution of JD Digital Technology’s in‑house host monitoring platform Diting, detailing its V1, V2, and V3 architectures, the challenges encountered at each stage, and future directions toward intelligent, automated operations.
This article chronicles a SaaS startup’s transition from a simple monolithic Java application to a fully containerized microservice architecture, detailing the motivations, design principles, CI/CD pipelines, Spring Cloud and Kubernetes integration, automated deployment, tracing, and operational monitoring practices adopted along the way.
This article provides a thorough introduction to distributed systems, covering fundamental theories such as nodes, networks, time, ordering, consistency models (CAP, ACID, BASE), design patterns, scenario classifications, engineering practices, and the full technology stack needed to build and operate microservice‑based distributed applications.
This article explains HBase as a high‑performance, column‑oriented distributed storage system, outlines its advantages and limitations, presents real‑world scenarios such as seller operation logs and message logs, and details its data structures, architecture components, and design considerations for big‑data applications.
This article recounts the evolution of Youzan's internal search platform—from a simple Elasticsearch cluster in 2015 through multiple architectural revisions, advanced query middleware, big‑data integration, and a proxy‑based service layer—highlighting the technical challenges and solutions that enabled scalable, reliable search for billions of records.
The article shows how to refactor a tangled Xianyu detail‑page built on legacy MVC by isolating each vertical business with the Strategy pattern, extracting shared services, packaging them as libraries or JARs, and then applying domain‑driven design to create a clean, layered, maintainable architecture.
The article summarizes the evolution and redesign of Zhihu's search engine, details 58 Group's high‑performance uesearch architecture, real‑time indexing mechanisms, cloud‑native deployment with Kubernetes, and highlights key technical insights and future directions for large‑scale search systems.
The article examines Huawei’s two‑decade evolution of Integrated Product Development (IPD), highlighting how disciplined software engineering practices, architecture, security, and cultural change are essential for delivering trustworthy, high‑quality products amid geopolitical pressures.
Xianyu refactored its item publishing and editing features using the self‑developed SWAK framework, first extracting business logic into isolated packages to separate platform code, then service‑izing the rental business via remote RPC, dramatically improving code clarity, reuse, team coordination, and system scalability.
The article examines how architects of large-scale systems like eBay and Amazon forgo traditional ACID transactions in favor of BASE principles, balancing consistency, availability, and scalability through application‑level designs, async processing, and strategic trade‑offs informed by the CAP theorem.
A senior engineer reflects on a decade of work at major Chinese tech firms, stressing that clear, responsibility‑driven processes and steady rhythm prevent chaos, while judicious tool choice, appropriate architecture, rigorous bug analysis, consistent style, thorough commenting, security measures, and reusable utilities together boost code quality, maintainability, and development efficiency.
The article reflects on Huawei’s public letter urging a comprehensive upgrade of software‑engineering practices, explaining concepts such as IPD, the project‑management triple constraint, architecture, technical debt, security, and cultural change, while emphasizing the need for trustworthy, high‑quality software development.
This article details the architectural evolution of Ctrip's Hickwall monitoring and alerting platform, describing the transition from an Elasticsearch‑based first generation to an InfluxDB‑driven second generation, the design of the Incluster storage layer, data aggregation strategies, and the implementation of high‑performance stream‑based alerting.
This article introduces JDFlutter, JD's cross-platform mobile development framework built on Flutter, detailing its architecture, integration with existing Android/iOS projects, debugging capabilities, data statistics, exception monitoring, degradation mechanisms, and future outlook as part of JD's dual-engine ARES platform.
The 58 Group technical salon presented detailed engineering practices on video recommendation system architecture, image creative optimization for search ads, a programmatic creative platform, and a Kubernetes‑based deep learning online prediction service, highlighting micro‑service design, distributed indexing, and real‑time model deployment.
This article presents the design principles, core and logical architectures, AI integration, and platform capabilities of Ctrip's cloud-based customer service system, highlighting its multi‑channel, multi‑region, multi‑business, multilingual support, containerized microservices, and intelligent routing features.
This article provides a comprehensive technical overview of Kafka, covering its core concepts, producer and consumer models, architecture, configuration parameters, replication mechanisms, performance optimizations, operational monitoring, tooling scripts, and related product implementations for real-time data processing.
This article details the migration of the CheZhiTou advertising platform from a monolithic, tightly‑coupled architecture to a Spring Cloud‑based microservice system, describing the business context, service decomposition, governance with Eureka, CI/CD pipelines, encountered pitfalls, and the performance and operational benefits achieved.
This article introduces Zhuanzhuan's multi‑service storage layer—including MySQL, TiDB, ZZRedis, ZZKV/ZZList, and ZZOS—detailing their applicable scenarios, architectural designs, and the improvements made to address scalability, security, and resource‑usage challenges.
At the inaugural Android Green Alliance Conference in Beijing, Xianyu engineer Ji Feng presented a deep‑dive on using Flutter to build efficient cross‑platform applications, covering its unified programming model, performance gains, solutions to memory, font, caching, ArmV7, video, CI, hybrid stack challenges, and introducing a novel Redux‑based Half‑Dumb Component architecture.
Microservice architecture, likened to the human body's independent systems, breaks monolithic applications into loosely‑coupled, high‑cohesion services with isolated data stores and well‑designed APIs, enabling flexibility, scalability, and continuous delivery, while requiring careful scope definition, automation, monitoring, and handling of added DevOps complexity.
UCloud’s latest SSD cloud disk redesign dramatically improves performance—raising IOPS by 13‑fold, cutting latency tenfold, and expanding capacity—through a two‑layer IO path, 1 MB metadata shards, multithreaded models, overload protection, online migration, and upcoming RDMA/SPDK‑based ultra‑high‑performance storage solutions.
This article explains how React Native has become the leading cross‑platform mobile framework, details its current use at Facebook, outlines architectural challenges, and describes the major refactoring effort announced by Sophie Alpert to make the framework lighter, more flexible, and better integrated with native code.
This article presents a comprehensive case study of JD's B2B platform, detailing its three development phases, the challenges of the initial monolithic architecture, and the step‑by‑step architectural refinements—including service decomposition, database sharding, messaging middleware, and distributed search—that culminated in the current modular 3.0 design.
The paper outlines the three‑generation evolution of a video‑platform operational backend—from Apollo to Eight—meeting cross‑business integration, low‑cost development, and user experience goals by employing a metadata‑driven ETL layer, a unified business‑object model, and a componentized UI within a micro‑kernel, plugin‑based architecture, delivering decoupling, rapid configuration, data safety, and dynamically generated pages, while future work expands UI components, source support, deep‑operation features, and PaaS/open‑source release.
This article describes how Ctrip's flight ticket team built a massive log‑tracking platform using Elasticsearch, Kafka, and Spark, evaluated storage options such as Cassandra and HBase, introduced secondary indexing and hot‑cold data separation, and continuously evolved the architecture to balance resource usage and query performance.
This article explains Docker’s core components—images, containers, and repositories—then breaks down its comprehensive architecture, detailing the roles of the client, daemon, server, engine, jobs, registry, graph, drivers, libcontainer, and containers, helping readers grasp the full lifecycle of Docker.
This guide outlines the key technical interview areas for BAT companies—including algorithms, Java fundamentals and advanced topics, frameworks, concurrency, networking, databases, and architecture—provides example questions with visual references, and shares practical interview and project experience tips to help candidates succeed.
SWAK is a lightweight, Spring-compatible framework that treats product type, category, and region tags as rules, registers multiple implementations during startup, and at runtime selects the appropriate one via priority and reduction, eliminating tangled if-else code, improving reuse, onboarding, and performance for Xianyu’s backend.
The article explains the concept of the big front‑end, distinguishes its horizontal UI and vertical server dimensions, outlines why it reduces communication and development costs, and details practical technology selection, architecture design, and the measurable benefits of shared components and server‑side rendering.
This article explains the RESTful architectural style, detailing its core constraints such as resource identification, representation, stateless state transfer, and the uniform interface, and compares REST with RPC while outlining Java frameworks and multi‑layer designs for building scalable backend web services.
This guide outlines a step‑by‑step method for newcomers to quickly grasp an organization’s entire project ecosystem—identifying source code locations, deployment environments, mapping front‑end pages to back‑end services and databases, and organizing key tables and controller interfaces for long‑term success.
This article explains the core features of Tencent Cloud API Gateway, how it integrates with Serverless Cloud Functions (SCF) to provide a unified, secure, and high‑performance serverless architecture, showcases typical use cases, discusses pricing, and answers common deployment questions.
Meitu's data platform, serving dozens of apps and handling billions of daily events, combines custom log collection, multi‑layer storage, offline and real‑time processing, and open data services to support personalization, anti‑fraud, analytics, and business growth.
This article outlines the key characteristics of large‑scale websites and presents a comprehensive set of architectural goals, patterns, and techniques—including performance tuning, high availability, scalability, extensibility, security, and agile operations—to guide the design of robust, user‑centric online platforms.
This article explains how to bridge product ideas and development by performing business analysis, creating entity models, designing overall and functional architectures, and considering key concerns such as security, performance, scalability, and maintainability for complex software systems.
This article outlines the progressive evolution of large-scale internet architectures, detailing the transition from simple monolithic designs through clustering, caching, read/write separation, static/dynamic separation, high‑availability clusters, distributed systems, SOA, microservices, and finally service mesh, highlighting their principles, benefits, and challenges.
To address growing business complexity and throughput demands, this article outlines systematic approaches to decompose monolithic systems—covering horizontal and vertical scaling, application and database sharding, service governance, caching, and the evolution toward microservices—highlighting practical techniques and real-world experiences.
This article presents a curated knowledge map covering backend architecture, Java best practices, microservice design, distributed consistency, high‑traffic handling, Alibaba frameworks, and design patterns, offering internet high‑concurrency architects a comprehensive reference of essential concepts and skills.
The article presents a comprehensive overview of 360's Big Data Center evolution, covering business background, platform‑as‑a‑service architecture, data asset management, user‑profile unification, platform milestones, technical architecture, performance optimizations, online query capabilities, future plans, and a Q&A session.
This article provides a comprehensive overview of ZooKeeper, covering its purpose as a high‑availability coordination service, common application scenarios, detailed architecture roles, node types, session and watcher mechanisms, core characteristics, workflow, and essential query commands.
This article walks through the evolution of front‑end architecture—from tightly coupled JSP/Servlet setups, through semi‑separated Ajax‑driven pages, to fully separated front‑end/back‑end designs with Node.js—highlighting their advantages, drawbacks, and practical lessons for developers.
This article examines the evolution of a data‑sharing exchange platform—moving from slow JDBC‑based transfers to storage‑level copying, introducing a two‑stage DistCp workflow, and securing cross‑cluster access with Kerberos‑based trust managed by the Guardian component.
This article provides a detailed, English-language overview of server hardware and architecture, covering non‑x86 and x86 classifications, instruction set families, measurement units, firmware components, memory and storage distinctions, cache hierarchy, CPU affinity, networking standards, and management protocols such as SNMP.
To address Meituan‑Dianping’s exploding demand for test phones, we rebuilt OpenSTF‑based platform with modular Agent, Server, and MySQL storage, upgraded to Vue 2, added dynamic screen quality, reservation, API integration, mock and inspector tools, now supporting 300 devices for 500 developers daily and planning iOS expansion.
This article examines how a cloud‑native big data platform with multi‑tenant architecture addresses data silos, manual data distribution, and slow transfer speeds, using a real‑world banking case to illustrate functional requirements, design patterns, and optimization strategies.
The article describes the layered front‑end architecture of 58 MicroChat, covering its network, SDK, UI, integration, storage, security, polyfill, and quality‑monitoring modules, as well as the message center design, cross‑platform compatibility strategies, and ongoing quality‑monitoring practices.
This article introduces Android Jetpack's Paging Library, explains its architecture—including DataSource, PagedList, and adapters—details the data loading flow, and provides step‑by‑step guidance on integrating the library into a mobile app using Gradle, LiveData, and RecyclerView.
At the ArchSummit conference, Didi’s senior engineer Zhu Zhiqing detailed how massive real‑time travel data and AI techniques are reshaping the company’s map engine architecture, boosting path‑planning accuracy, ETA precision, data‑update speed, and overall ride‑sharing efficiency.
This article explains the concept of distributed architecture, its key properties such as cohesion and transparency, various applications like distributed file systems, caches, databases, and services, and outlines the evolutionary stages from single‑server setups to modern micro‑service and cloud‑native designs.
This article explains the core concepts, characteristics, and advantages of microservice architecture, compares it with monolithic systems, outlines stakeholder benefits, discusses cloud‑native tooling, and provides a practical migration roadmap for Java‑based applications.
This article outlines the evolution of 360’s Titan big‑data processing platform, describing the challenges of traditional script‑based development, the three architectural stages (pre‑Titan, Titan 1.0, Titan 2.0), the functional modules, the DITTO component framework, and key takeaways for building flexible, self‑service data pipelines.
This article introduces a lightweight Android MVVM‑DataBinding framework, explains its background and advantages over MVC/MVP, details five design rules, outlines usage steps and internal architecture, discusses benefits and potential pitfalls, and provides a GitHub repository for developers.
This article explains the core concepts of microservice architecture, outlines its components and pros‑and‑cons, and uses Uber's evolution from a monolithic system to a distributed microservice platform as a detailed case study.
The article explains Git’s fundamental architecture, describing how trees, blobs, and commits are stored as objects identified by hashes, how version history forms a linked list, and how optimizations such as directory sharding and garbage collection fit into this design.
Meituan Finance reduced user churn by replacing Node‑based diff generation with a Go‑powered incremental‑update service that uses lightweight goroutines, a three‑layer CDN/API/compute architecture, and pre‑warmed patches, achieving 99.97 % success, 64.9 % incremental updates and roughly 164 KB daily bandwidth savings per user.
This article records and translates the first Service Mesher community meetup where Ant Financial’s Service Mesh evangelist Ao Xiaojian presented the exploration of Service Mesh for large‑scale microservice architectures, covering technical selection, architecture design, open‑source strategy, and community resources.
The article recounts a recent Java web project for a municipal client, detailing the lack of documentation, the decision to redevelop, the choice of front‑end and back‑end frameworks, the layered architecture design, agile team management, and practical lessons for rapid development of small‑to‑medium systems.
From legacy JSP‑based MVC to semi‑separated Ajax‑driven pages and finally fully separated front‑end architectures using Node.js, this article examines each stage’s structure, advantages, and drawbacks, arguing that small‑to‑mid‑size companies must weigh resource constraints, performance, and maintenance before fully embracing front‑end separation.
To support Meituan’s rapid growth, this article examines the design and evolution of several industry-leading message-queue solutions—including Alibaba’s Notify and RocketMQ, Tencent’s Tube and Hippo, and Ctrip’s Herms—highlighting their reliability, scalability, and decoupling features, and extracting key insights for building robust MQ systems.
Cloud Foundry is an open‑source PaaS that abstracts cloud, framework, and service choices, offering features such as multi‑cloud deployment, standard frameworks, built‑in services, and a modular, message‑driven architecture composed of Router, Cloud Controller, DEA, Health Manager, Service Broker, and NATS, with flexible deployment options for both private and public clouds.
The article walks through the evolution of front‑end development from traditional JSP/Servlet MVC through semi‑separated Ajax‑driven pages to fully separated front‑back architectures, highlighting each stage’s structure, advantages, drawbacks, and the practical considerations that make full separation risky for small‑to‑medium projects.
The article offers a comprehensive, historically grounded analysis of the x86 and ARM ecosystems, tracing their origins, competitive battles, technical innovations, market shifts, and future challenges while highlighting why software ecosystems, licensing models, and emerging technologies shape CPU dominance.
The article examines front‑end architecture by highlighting its primary focus on user experience, performance, reliability, tooling choices, and engineering difficulties such as monitoring and caching, arguing that front‑end architects must balance these factors just like their back‑end counterparts.
This article describes Ant Financial's decade‑long service‑oriented architecture evolution, the challenges of multi‑language and legacy systems, the evaluation of Istio, Linkerd and Conduit, and the design and deployment of the internally built SOFA Mesh using a Golang sidecar and EdgeSidecar to achieve cloud‑native, high‑availability service mesh capabilities.
This article reviews the evolution of recommendation system architecture for C2C e‑commerce platforms, tracing stages from simple offline‑online pipelines through granular feed‑flow improvements, real‑time processing, and machine‑learning‑driven models, while highlighting user‑profile construction, challenges, and best‑practice guidelines.
This article explains why banks should adopt blockchain systems, outlines three guiding principles, describes typical integration architectures, examines changes to reconciliation and transaction consistency, and offers practical solutions for identity verification, key management, and high‑availability deployment.
The article summarizes the GIAC Shenzhen conference, highlighting front‑end, mobile, and backend optimization techniques, large‑scale architecture designs, cloud‑native solutions, big‑data testing strategies, and quality assurance practices shared by top Chinese internet firms.
This article provides a comprehensive technical overview of large distributed website architecture, covering performance, high availability, scalability, security, and agility, and illustrates the evolution, design patterns, and practical optimization techniques for modern e‑commerce platforms.
This article outlines the four major stages of IT architecture evolution—from single‑machine setups, through dual‑machine hot‑standby, multi‑node active clusters, to fully distributed systems—explaining the motivations, challenges, and technologies that drive each transition.
This article explains why proper architectural design is essential for Android apps, compares the MVC, MVP, and MVVM patterns, analyzes their advantages and disadvantages, and demonstrates the practical benefits of MVVM through a real‑world delivery‑mode switching project.
The article outlines the four major stages of enterprise IT architecture—single‑machine, dual‑machine hot‑standby, multi‑node active‑active, and distributed architectures—explaining their motivations, advantages, limitations, and how businesses should choose the appropriate model based on performance, availability, and scalability requirements.
This article traces the historical development of distributed architecture from early computers to modern large‑scale web systems, explains core concepts such as clustering, replication, and middleware, and outlines eight evolutionary stages that address scalability, reliability, and performance challenges.
This article details Lianjia's journey from a Hadoop‑based 0.0 data platform to a sophisticated 2.0 architecture, describing the three‑layer design, OLAP engine choices, transparent compression techniques, operational challenges, and practical recommendations for building and maintaining large‑scale big data systems.
This article summarizes a 2018 conference talk by MySQL expert Hong Bin, covering MySQL 8.0 new features, the rationale for DBaaS, three generations of service architecture, designs for service and data availability, monitoring, data transfer, and the roadmap for future enhancements.
The QInfrarch special session of the 2018 Qunar Technology Carnival gathered a packed audience on May 27, featuring multiple technical talks on real‑time push architecture, IDC networking, ticket search, decentralization, multi‑datacenter redundancy, and fault‑injection platforms, followed by lively Q&A, networking, and enthusiastic follow‑up requests.
This article details the evolution of Lianjia's massive‑data platform from its initial 0 version through 1.0 and 2.0, describing architectural challenges, a three‑layer redesign, data‑engine selection (ROLAP, MOLAP, Kylin), transparent compression techniques, and practical lessons for large‑scale data systems.
This article explains how container technologies like Docker and Amazon ECS enable the transition from monolithic web applications to scalable microservices architectures by improving development agility, resource isolation, and deployment flexibility across cloud environments.
The article examines the evolution of web development models, explains why naive front‑end/back‑end separation often leads to problems, and offers practical guidelines—including team roles, RESTful API design, collaboration patterns, and deployment strategies—to implement a successful separation architecture.
This guide outlines the five essential architecture metrics—performance, availability, scalability, extensibility, and security—detailing practical optimization techniques for front‑end resources, server‑side caching, database tuning, load balancing, and security layers to build resilient, high‑performing web systems.
This article examines the evolution of a web crawler architecture across three versions, highlighting the importance of completeness, standardization with UML, clear goals, accuracy, and maintainability to build a scalable and cost‑effective backend system.
