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iQIYI Technical Product Team

The technical product team of iQIYI

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Latest from iQIYI Technical Product Team

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iQIYI Technical Product Team

Aug 30, 2024 · Mobile Development

Enhancing Hotfixes for QiYiGuo TV Using Robust and Plugin Mechanisms

To improve QiYiGuo TV’s rapid issue resolution, the team adopted Robust as the core hot‑fix engine and extended it with KRobust to handle reflection, Kotlin methods, enum‑switch mapping, and native‑library swaps, while building an automated deployment platform that now achieves over 95% fix rate and reduces average repair time from three days to under 24 hours across hundreds of channel APKs.

AndroidHotfixKotlin

0 likes · 16 min read

Enhancing Hotfixes for QiYiGuo TV Using Robust and Plugin Mechanisms

iQIYI Technical Product Team

Aug 23, 2024 · Backend Development

Design of a Low‑Latency Live Streaming System for the European Cup

The team built a reusable low‑latency live‑streaming platform for the European Cup that replaces HLS with RTMP over QUIC, reuses VOD bandwidth, automates stream control, and cuts playback latency by 20 seconds while dramatically lowering bandwidth costs and delivering stable 1080p 50 fps HDR video.

CDNQUICRcache

0 likes · 15 min read

Design of a Low‑Latency Live Streaming System for the European Cup

iQIYI Technical Product Team

Jul 26, 2024 · Artificial Intelligence

Optimizing Advertising Feature Evaluation Process with the Opal Machine Learning Platform

By migrating iQIYI’s advertising feature‑evaluation workflow to the Opal machine‑learning platform, the team replaced a manual, engineer‑heavy process with a unified, automated pipeline that cut evaluation cycles from five days to 1.5 days, tripling iteration speed while lowering barriers and improving consistency for future feature optimization.

Feature EvaluationOpal Platformmachine learning

0 likes · 6 min read

Optimizing Advertising Feature Evaluation Process with the Opal Machine Learning Platform

iQIYI Technical Product Team

Jul 5, 2024 · Big Data

RiskFactor: An Integrated Real‑Time and Offline Feature Platform for Risk Control

RiskFactor unifies iQIYI’s legacy real‑time and offline feature platforms onto Opal’s DAG‑plus‑SQL engine, accelerating feature production fifteen‑fold, cutting latency from hours to minutes, streamlining development, lowering costs, and delivering more reliable, versioned risk‑control capabilities against sophisticated online threats.

Big DataDAGfeature engineering

0 likes · 14 min read

RiskFactor: An Integrated Real‑Time and Offline Feature Platform for Risk Control

iQIYI Technical Product Team

Jun 28, 2024 · Artificial Intelligence

Feature Center Overview in iQIYI's Opal Machine Learning Platform

The Feature Center in iQIYI’s Opal platform centralizes feature creation, storage, and real‑time access through a drag‑and‑drop DAG workflow and DSL‑driven transformations, handling massive QPS and low‑latency demands while enabling fast business iteration, cross‑team reuse, and monitoring for advertising, recommendation, and risk‑control applications.

Opaldata pipelinereal-time-features

0 likes · 13 min read

Feature Center Overview in iQIYI's Opal Machine Learning Platform

iQIYI Technical Product Team

Jun 14, 2024 · Operations

Stability Assurance Practices for the 2024 CCTV Spring Festival Gala Live Stream

The 2024 CCTV Spring Festival Gala live stream employed comprehensive stability assurance practices across signal encoding, CDN distribution, request handling, and playback—using multi‑source encoding, multi‑level origin redundancy, multi‑cluster HA, and P2P‑augmented delivery—to handle massive QPS spikes, ensure high availability, and provide a resilient, high‑quality viewing experience.

CDNHigh AvailabilityP2P

0 likes · 24 min read

Stability Assurance Practices for the 2024 CCTV Spring Festival Gala Live Stream

iQIYI Technical Product Team

Jun 7, 2024 · Cloud Computing

Systematic Management of Cloud Costs and Multi‑Cloud Billing Solutions

To tackle rising multi‑cloud expenses, the Resource Cost Center provides a unified billing platform that standardizes diverse vendor invoices via a common API, automates reconciliation, allocates costs by project tags, offers real‑time dashboards, and plans AI‑driven forecasting and budget alerts.

Cloud Cost ManagementMulti-Cloud Billingautomation

0 likes · 18 min read

Systematic Management of Cloud Costs and Multi‑Cloud Billing Solutions

iQIYI Technical Product Team

May 31, 2024 · Artificial Intelligence

How Opal Turns iQIYI’s ML Workflow into a Unified AI Platform

Opal is iQIYI's end‑to‑end machine‑learning platform that integrates feature production, sample construction, model training, and deployment with big‑data services, addressing duplicated effort, weak data processing, and fragmented pipelines to boost efficiency across recommendation, advertising, and risk‑control scenarios.

AI OperationsDistributed TrainingMachine Learning Platform

0 likes · 19 min read

How Opal Turns iQIYI’s ML Workflow into a Unified AI Platform

iQIYI Technical Product Team

May 24, 2024 · Operations

High Availability and Disaster Recovery Practices of iQIYI's Video Relay Service (VRS)

iQIYI’s Video Relay Service ensures uninterrupted video playback by employing a two‑region, three‑center hybrid cloud architecture, multi‑layer storage, cross‑AZ retry mechanisms, protective rate‑limiting and degradation paths, layered monitoring, and rigorous stress‑testing and chaos engineering to achieve high availability and disaster recovery.

Cloud NativeHigh Availabilitybackend architecture

0 likes · 18 min read

High Availability and Disaster Recovery Practices of iQIYI's Video Relay Service (VRS)

iQIYI Technical Product Team

May 10, 2024 · Operations

Full‑Link Load Testing of iQIYI Playback Service: Process, Tools, and Outcomes

iQIYI implemented full‑link load testing of its playback service using LoadMaker for traffic generation and Rover for link control, mapping the topology, creating weighted user scenarios, and safely pressurizing production‑like environments, which validated multi‑times historical peak capacity, uncovered bottlenecks, and enabled several performance and disaster‑recovery improvements without impacting real users.

capacity planningiQIYIload testing

0 likes · 10 min read

Full‑Link Load Testing of iQIYI Playback Service: Process, Tools, and Outcomes