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DataFunSummit
DataFunSummit
Jun 22, 2025 · Artificial Intelligence

How Vivo’s BlueHeart AI Assistant Optimizes Post‑Conversation Recommendations with LLMs

In a detailed interview, Vivo AI engineer Liang Tianan explains how the BlueHeart Small V assistant leverages large language models, multi‑stage recall, ranking, and reward‑model fine‑tuning (SFT/DPO) to generate high‑quality, diverse post‑dialogue recommendation items while balancing latency, cost, and evaluation challenges.

DPOLLMSFT
0 likes · 15 min read
How Vivo’s BlueHeart AI Assistant Optimizes Post‑Conversation Recommendations with LLMs
vivo Internet Technology
vivo Internet Technology
Feb 19, 2025 · Backend Development

vivo HTTPDNS End-to-End Integrated Solution: Architecture, Optimizations, and Business Impact

vivo’s end‑to‑end HTTPDNS solution integrates a client SDK, high‑performance service, unified scheduling gateway, and full‑link monitoring, cutting resolution latency by 36%, boosting DNS success to 99.85%, handling 1.5 billion queries daily, and preventing hijacking and misblocking across its ecosystem.

Backend DevelopmentDNS ResolutionHTTPDNS
0 likes · 19 min read
vivo HTTPDNS End-to-End Integrated Solution: Architecture, Optimizations, and Business Impact
vivo Internet Technology
vivo Internet Technology
Oct 30, 2024 · Fundamentals

vivo's Linux Kernel Innovation at the 19th China Linux Kernel Developer Conference

At the 19th China Linux Kernel Developer Conference, vivo unveiled nine open‑source innovations—including DMA‑BUF DIO for AI model loading, ZHP memory compression, EROFS and f2fs filesystem enhancements, and I/O optimizations—contributing significant performance gains and demonstrating its commitment to Linux kernel advancement worldwide.

DMA-BUFEROFSF2FS
0 likes · 6 min read
vivo's Linux Kernel Innovation at the 19th China Linux Kernel Developer Conference
vivo Internet Technology
vivo Internet Technology
May 29, 2024 · Operations

vivo CICD Artifact Management: Evolution and Implementation Practices

vivo’s CICD artifact management has evolved from manual builds to a comprehensive Platform Management 2.0 that provides unified storage, multi‑type support, version control, promotion, security scanning, lifecycle policies, and fine‑grained access, dramatically reducing errors and operational costs.

Artifact ManagementArtifact PromotionCICD
0 likes · 15 min read
vivo CICD Artifact Management: Evolution and Implementation Practices
vivo Internet Technology
vivo Internet Technology
Apr 17, 2024 · Artificial Intelligence

AIGC Innovation Competition: Advancing AI Applications and Content Creation

The inaugural AIGC Innovation Competition, co‑organized by vivo, Nankai University and the China Computer Education Association, invites college students nationwide to showcase generative‑AI applications that transform learning, work and daily life, highlighting AIGC’s shift from AI 1.0 to 2.0 and its cross‑domain potential.

AI applicationsAIGCBlue Heart Model
0 likes · 2 min read
AIGC Innovation Competition: Advancing AI Applications and Content Creation
vivo Internet Technology
vivo Internet Technology
Apr 10, 2024 · R&D Management

Vivo's Participation in the 2nd OSPO Summit 2024

At the 2nd OSPO Summit 2024 in Shenzhen, Vivo acted as a platinum sponsor and organizing‑committee member, leading the “Qi” thematic session, co‑creating an open‑source tools list, and pledging to boost its OSPO governance, supply‑chain security, and leadership in the broader open‑source ecosystem.

EcosystemOSPOVivo
0 likes · 5 min read
Vivo's Participation in the 2nd OSPO Summit 2024
DataFunSummit
DataFunSummit
Mar 13, 2024 · Artificial Intelligence

Overview of Vivo BlueLM: Evolution, Training Challenges, Deployment, and Product Applications

This article presents a comprehensive overview of Vivo's BlueLM large language model, covering its historical evolution, training pipeline and data challenges, algorithmic innovations, safety measures, edge‑device optimization, product deployments such as BlueLM Mini‑V and BlueQianXun, and insights from a detailed Q&A session.

AI productEdge ComputingModel Training
0 likes · 17 min read
Overview of Vivo BlueLM: Evolution, Training Challenges, Deployment, and Product Applications
vivo Internet Technology
vivo Internet Technology
Jan 10, 2024 · Industry Insights

How Vivo Scaled Its Microservice Platform for 500M Users: Architecture & Lessons

This article outlines Vivo’s journey from zero to a production‑grade microservice platform that now supports over 500 million users, detailing the business drivers, architectural capability matrix, open‑source component choices, challenges with registration and configuration centers, the engine upgrades, unified platform construction, and future directions for cloud‑native scalability.

Cloud NativeMicroservicesVivo
0 likes · 25 min read
How Vivo Scaled Its Microservice Platform for 500M Users: Architecture & Lessons
vivo Internet Technology
vivo Internet Technology
Dec 27, 2023 · Cloud Native

vivo Joins CNCF Cloud Native Computing Foundation: Cloud Native Adoption and Practice

vivo has officially joined the CNCF to accelerate its internal cloud‑native adoption—leveraging Kubernetes, Helm, Harbor and other open‑source tools to build a robust container platform, enhance business delivery, share knowledge with the global community, contribute to CNCF projects, and continue advancing micro‑services and containerization.

CNCFCloud NativeKubernetes
0 likes · 6 min read
vivo Joins CNCF Cloud Native Computing Foundation: Cloud Native Adoption and Practice
vivo Internet Technology
vivo Internet Technology
Dec 13, 2023 · Big Data

Hudi Data Lake Implementation and Optimization Practice at vivo

Vivo’s big‑data team deployed Apache Hudi to create a lakehouse that unifies streaming and batch workloads, leverages COW and MOR storage modes, automates small‑file clustering and compaction, and applies extensive version, streaming, batch, and lifecycle optimizations, delivering minute‑level latency, hundred‑million‑records‑per‑minute ingestion, and query speeds up to 20 % faster than Hive.

Apache HudiBatch ProcessingBig Data
0 likes · 11 min read
Hudi Data Lake Implementation and Optimization Practice at vivo
IT Services Circle
IT Services Circle
Nov 3, 2023 · Fundamentals

Vivo Unveils BlueOS: A Rust‑Based, AI‑Powered Independent Operating System

Vivo introduced BlueOS, a fully self‑developed operating system built with Rust and integrated AI large‑model capabilities, highlighting three core traits—greater intelligence, smoother performance, and enhanced security—while targeting smart‑watch devices and providing a dedicated SDK and IDE for developers.

BlueOSOperating SystemRust
0 likes · 7 min read
Vivo Unveils BlueOS: A Rust‑Based, AI‑Powered Independent Operating System
Architect
Architect
Sep 22, 2023 · Information Security

Analysis of Vivo Game Platform Black Market Profit Points, Cheating Characteristics, and Anti‑Cheat Solutions

This article examines the profit motives and characteristics of black‑market activities targeting the Vivo game platform, outlines common cheating methods such as volume‑boosting, network attacks, and account theft, and presents Vivo's multi‑layered anti‑cheat framework with real‑world case studies.

Game SecurityGaming IndustryRisk Detection
0 likes · 14 min read
Analysis of Vivo Game Platform Black Market Profit Points, Cheating Characteristics, and Anti‑Cheat Solutions
VMIC UED
VMIC UED
Sep 20, 2023 · Product Management

How Vivo Redesigned Its Game Welfare Tab to Boost User Engagement

This article details the systematic redesign of Vivo's game center welfare tab, covering project background, design goals, step‑by‑step framework creation, visual styling, animation, holiday themes, membership coupon and mall modules, and the evaluation that proved increased user activity and satisfaction.

Mobile GamingProduct RedesignUX design
0 likes · 17 min read
How Vivo Redesigned Its Game Welfare Tab to Boost User Engagement
vivo Internet Technology
vivo Internet Technology
Jun 28, 2023 · Operations

Certificate Management Platform Practice: From Manual to Platform-Based Operations at Scale

vivo replaced fragile, engineer‑driven certificate handling with a centralized Vue‑2/Go platform that automates application, secure key storage, renewal alerts, and multi‑environment pushes, eliminating availability incidents and paving the way for future blockchain‑based, immutable certificate distribution.

DevOpsInfrastructureOperations Automation
0 likes · 7 min read
Certificate Management Platform Practice: From Manual to Platform-Based Operations at Scale
vivo Internet Technology
vivo Internet Technology
Dec 28, 2022 · Operations

Monitoring Service System Construction and Exploration Practice

The article outlines vivo’s evolution from simple Zabbix monitoring to a self‑built, unified monitoring platform that now covers infrastructure, containers, databases and user experience at massive scale, integrating AI‑ops, cloud‑native observability and unified alerting to ensure end‑to‑end service reliability and future intelligent, one‑stop monitoring.

Vivoaiopsarchitecture
0 likes · 28 min read
Monitoring Service System Construction and Exploration Practice
vivo Internet Technology
vivo Internet Technology
Dec 21, 2022 · Game Development

Building a Low-Code Platform for Vivo Game Center: A Practical Guide

Vivo’s Game Center created a low‑code, component‑based platform that lets operators visually assemble pages from meta‑components and dynamic data sources, using QLExpress, Dubbo and Flutter, cutting development cycles by up to 75 %, quadrupling server‑side efficiency and boosting testing and operational productivity dramatically.

Dubbo泛化调用FlutterGame Center
0 likes · 13 min read
Building a Low-Code Platform for Vivo Game Center: A Practical Guide
vivo Internet Technology
vivo Internet Technology
Dec 14, 2022 · Backend Development

Branch‑Path Graph Scheduling Framework for Vivo Real‑Time Advertising Estimation Service

The article presents a branch‑path graph scheduling framework that extends traditional finite‑directed‑graph scheduling with branch nodes and AND/OR activation semantics, converting it into a deterministic directed acyclic graph, thereby eliminating exponential state growth and improving scalability, readability, and maintainability of Vivo’s real‑time advertising estimation service.

Backend DevelopmentGraph SchedulingReal-Time Advertising
0 likes · 7 min read
Branch‑Path Graph Scheduling Framework for Vivo Real‑Time Advertising Estimation Service
vivo Internet Technology
vivo Internet Technology
Oct 9, 2022 · Artificial Intelligence

vivo Machine Learning Platform: Architecture Design and Practice

vivo’s machine‑learning platform, built for its massive app‑store and e‑commerce ecosystem, streamlines data processing, model training, and deployment through quota‑based resource management, a custom ultra‑large‑scale TensorFlow‑vlps framework, OpenAPI‑driven training, and Jupyter‑integrated interactive development, boosting efficiency for billions of samples and features.

Distributed TrainingMLOpsMachine Learning Platform
0 likes · 12 min read
vivo Machine Learning Platform: Architecture Design and Practice
dbaplus Community
dbaplus Community
Sep 1, 2022 · Operations

How Vivo’s Server‑Side Monitoring Evolved: Architecture, Data Flow, and Alert Strategies

This article provides a comprehensive overview of Vivo's server‑side monitoring system, detailing its architecture evolution, data collection pipelines, OpenTSDB storage design, alerting mechanisms, and comparisons with other mainstream monitoring solutions, offering practical guidance for technology selection and implementation.

OpenTSDBOperationsSystem Architecture
0 likes · 18 min read
How Vivo’s Server‑Side Monitoring Evolved: Architecture, Data Flow, and Alert Strategies
vivo Internet Technology
vivo Internet Technology
Aug 24, 2022 · Frontend Development

Applying Self-Attention Based Machine Learning Model to Design-to-Code Layout Prediction

Vivo’s frontend team built a self‑attention‑based machine‑learning model that predicts web‑page layout types (column, row, or absolute) from node dimensions and positions, solving parent‑child and sibling relationships for design‑to‑code conversion, achieving 99.4% accuracy using over 20 k labeled, crawled, and generated samples, while outlining further enhancements.

D2CNeural NetworkSelf-Attention
0 likes · 11 min read
Applying Self-Attention Based Machine Learning Model to Design-to-Code Layout Prediction
vivo Internet Technology
vivo Internet Technology
Jul 13, 2022 · Backend Development

Workflow Engine Practice in Marketing Automation Platform

The article explains how marketing automation platforms adopt industrial‑grade workflow engines to streamline complex user‑journey processes, outlines sequential, state‑machine and rule‑driven engine types, describes a self‑developed engine’s core modules and service interfaces, and highlights performance, versioning, plugin and monitoring considerations.

Backend DevelopmentMarketing AutomationVivo
0 likes · 12 min read
Workflow Engine Practice in Marketing Automation Platform
vivo Internet Technology
vivo Internet Technology
Jun 29, 2022 · Operations

Intelligent Gray Release Data Analysis System Practice for Game Center

The article details vivo Game Center’s end‑to‑end intelligent gray‑release data analysis system, which combines experimental design, statistical significance testing, multi‑dimensional anomaly root‑cause analysis (via the Adtributor algorithm), automated reporting, and sample‑size estimation to enable scientific version evaluation, rapid issue detection, and a fast closed‑loop verification process for game updates.

Vivoab-testingadtributor
0 likes · 14 min read
Intelligent Gray Release Data Analysis System Practice for Game Center
Architecture Digest
Architecture Digest
Jun 17, 2022 · Cloud Native

Vivo Container Cluster Monitoring Architecture and Cloud‑Native Practices

This article describes Vivo's practical experience building a cloud‑native monitoring system for large‑scale container clusters, covering the shortcomings of traditional monitoring, the Prometheus‑centric ecosystem, high‑availability architecture, challenges faced, and future directions such as automation and AI‑driven operations.

ObservabilityPrometheusVictoriaMetrics
0 likes · 13 min read
Vivo Container Cluster Monitoring Architecture and Cloud‑Native Practices
VMIC UED
VMIC UED
Mar 9, 2022 · Mobile Development

How Vivo’s Official App Redesign Achieved a Simpler, More Consistent Home Page

This article examines the challenges of the original Vivo official app home page—messy containers, redundant and incomplete information—and explains how a user‑centric, business‑driven “simplicity” strategy led to a redesign with three container types, refined visual rules, and a unified design system.

Mobile UIUser experienceVivo
0 likes · 10 min read
How Vivo’s Official App Redesign Achieved a Simpler, More Consistent Home Page
vivo Internet Technology
vivo Internet Technology
Dec 16, 2021 · Industry Insights

How Vivo Scaled Push, Storage, 3D, and Live Streaming for 270M Users

The 2021 Vivo Developer Conference showcased how the company’s engineering teams built high‑performance push services, a self‑developed storage platform, a full‑link 3D display system, a front‑end code‑coverage tool, a traffic replay solution, and a customizable live‑streaming SDK to support hundreds of millions of users.

3d-visualizationPush ServiceStorage Platform
0 likes · 8 min read
How Vivo Scaled Push, Storage, 3D, and Live Streaming for 270M Users
vivo Internet Technology
vivo Internet Technology
Jun 30, 2021 · Artificial Intelligence

2nd Wireless Communication AI Competition: Dual-Track Challenge for AI-Driven Channel Estimation and Feedback

The 2nd Wireless Communication AI Competition, organized by the IMT‑2020 Promotion Group and partners, launches a dual‑track challenge—AI‑based Channel State Information Feedback and AI‑based Channel Estimation—offering a 1 million RMB prize pool, international participation, and an all‑English platform from June to September 2021.

5GAIChannel Estimation
0 likes · 10 min read
2nd Wireless Communication AI Competition: Dual-Track Challenge for AI-Driven Channel Estimation and Feedback
vivo Internet Technology
vivo Internet Technology
Mar 17, 2021 · Artificial Intelligence

Design and Architecture of the Vivo App Store Recommendation System

The Vivo App Store recommendation system uses a modular, hot‑plug architecture—layered from plugins to base services and employing Template Method, Strategy, and Composite patterns—to integrate unchanged data sources, deliver high‑performance personalized recommendations, reduce development effort by ~75%, and enable rapid, low‑bug scene‑specific upgrades.

Backend ArchitectureSoftware EngineeringVivo
0 likes · 12 min read
Design and Architecture of the Vivo App Store Recommendation System
DeWu Technology
DeWu Technology
Nov 27, 2020 · Mobile Development

Analysis and Fix of Android Memory Leak Caused by AsyncTask SerialExecutor Blocking on Vivo Devices

The analysis reveals that on Vivo devices running Android 9, a static AsyncTask SERIAL_EXECUTOR blocks the UpdateBottomFlagTask in several order‑related activities, leaking the Activity context, and the fix replaces this executor via reflection with a custom parallel SerialExecutorProxy to prevent the leak.

AndroidAsyncTaskPerformance Optimization
0 likes · 14 min read
Analysis and Fix of Android Memory Leak Caused by AsyncTask SerialExecutor Blocking on Vivo Devices
vivo Internet Technology
vivo Internet Technology
Jul 24, 2020 · Databases

Database Selection and Service Platform Construction for Large-Scale Multi-Storage Scenarios

The article outlines vivo’s shift from traditional DBA firefighting to a product‑oriented database service model, detailing demand‑driven selection of MySQL, Redis, TiDB and others via a five‑dimensional radar, and the design of a unified, multi‑environment platform that emphasizes user experience, automation, and seamless cloud‑IDC integration.

DBA transformationDatabase ArchitectureDatabase Lifecycle
0 likes · 17 min read
Database Selection and Service Platform Construction for Large-Scale Multi-Storage Scenarios
vivo Internet Technology
vivo Internet Technology
Oct 22, 2018 · Operations

Jenkins Area Meetup 2018 Shenzhen: DevOps Practices and CI/CD Solutions

The Jenkins Area Meetup 2018 in Shenzhen, co‑hosted by DevOps时代社区 and vivo Mobile Internet, gathered experts who presented on hybrid‑cloud DevOps, large‑scale CI/CD with Jenkins at Tencent, DevOps‑based R&D and operations standards, and an automated CMDB‑driven operations platform, concluding with strong community engagement and available presentation materials.

DevOpsJenkinsOperations
0 likes · 3 min read
Jenkins Area Meetup 2018 Shenzhen: DevOps Practices and CI/CD Solutions
vivo Internet Technology
vivo Internet Technology
Jun 28, 2017 · Operations

Software Configuration Management Practices at vivo

Zhuang Yan, a software configuration management engineer at vivo, oversees SCM tools, creates automated scripts for building, deploying, releasing, and code management, trains teams on workflow and branching strategies, documents processes, and manages software releases, ensuring efficient configuration management across the organization.

Vivobranch strategiesbuild deployment
0 likes · 1 min read
Software Configuration Management Practices at vivo