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SF Technology Team

External communication hub for the SF Technology team

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Recent Articles

Latest from SF Technology Team

5 recent articles
SF Technology Team
SF Technology Team
Nov 10, 2025 · Artificial Intelligence

Deep RL Powers Multi‑Population Evolution for Better Many‑Objective Optimization

This study introduces DQNMaOEA, a deep reinforcement learning‑guided multi‑population coevolutionary algorithm that adaptively selects sub‑populations and allocates computational resources, achieving significantly higher solution quality and up to 25% faster runtimes on benchmark and large‑scale logistics many‑objective problems compared with state‑of‑the‑art methods.

Deep Reinforcement LearningEvolutionary AlgorithmsLogistics
0 likes · 3 min read
Deep RL Powers Multi‑Population Evolution for Better Many‑Objective Optimization
SF Technology Team
SF Technology Team
Sep 29, 2025 · Big Data

How SF Tech Cut 10,000 CPU Cores with Apache Gluten – A Deep Dive

This article details how SF Technology adopted Apache Gluten with Velox to accelerate Spark queries, describing the architecture, task lifecycle, management framework, simulation system, unified SQL, fallback mechanisms, dynamic memory tuning, columnar shuffle, and future plans that together saved over 10,000 CPU cores and reduced operator fallback rates to around 4%.

Apache SparkGlutenPerformance
0 likes · 16 min read
How SF Tech Cut 10,000 CPU Cores with Apache Gluten – A Deep Dive
SF Technology Team
SF Technology Team
Aug 30, 2025 · Frontend Development

Why Frontend Performance Testing Is Critical for Product Success

This article explains how integrating real‑user‑focused frontend performance testing into development, testing, and release pipelines—using metrics like FCP, LCP, INP, CLS, and TTFB, along with tools such as Lighthouse, RUM, and automated page traversal—ensures products meet user expectations, drive business goals, and stay competitive.

LighthousePerformance TestingReal User Monitoring
0 likes · 9 min read
Why Frontend Performance Testing Is Critical for Product Success
SF Technology Team
SF Technology Team
Jul 29, 2025 · Artificial Intelligence

How SF Tech’s Proprietary Large Models Revolutionize Logistics and AI Operations

The DA Data Intelligence Conference in Shenzhen showcased SF Tech’s breakthroughs in large‑model AI, revealing how their proprietary multimodal models, RAG innovations, and agent platforms dramatically improve logistics decision‑making, resource scheduling, and customer service across multiple industries.

AI OperationsAgent PlatformRAG
0 likes · 11 min read
How SF Tech’s Proprietary Large Models Revolutionize Logistics and AI Operations
SF Technology Team
SF Technology Team
May 26, 2025 · Frontend Development

How We Cut LCP by 73% for a Billion‑User Membership Site

Facing the challenges of a billion‑user membership platform, we analyzed front‑end performance metrics, applied resource slimming, lazy loading, network optimizations, and SSR/pre‑rendering techniques, achieving up to 73% LCP reduction and dramatically improving page load speed and user retention.

Resource OptimizationSSRfrontend performance
0 likes · 15 min read
How We Cut LCP by 73% for a Billion‑User Membership Site