collaborators

6 papers

cs.LG2026

Designing Reward Signals for Portable Query Generation: A Case Study in Industrial Semantic Job Search

Ping Liu, Qianqi Shen, Jianqiang Shen +11

Job-search platforms rely on low-bandwidth query interfaces that often fail to capture the high-dimensional complexity of candidate profiles. We present an end-to-end RLAIF (Reinfo…

cs.AI2026

Unified Semantic Modeling Framework for Large-Scale Job Understanding at LinkedIn

Dan Xu, Baofen Zheng, Jianqiang Shen +11

Job understanding is critical to LinkedIn's mission of connecting talent with opportunity. This task involves transforming unstructured and noisy job postings into standardized or…

cs.IR2026

A Unified Structured Query Understanding Framework for Industrial Semantic Search

Ping Liu, Qianqi Shen, Jianqiang Shen +15

Query understanding in large-scale industrial search systems is typically implemented as a cascade of disparate, task-specific components. While individually optimizable, this frag…

cs.IR2026

Policy-Grounded Dynamic Facet Suggestions for Job Search

Dan Xu, Baofen Zheng, Qianqi Shen +11

Job seekers often initiate search with short, underspecified queries. At LinkedIn, over 80% of job-related queries contain three or fewer keywords, making accurate user intent infe…

cs.CL2025

LANTERN: Scalable Distillation of Large Language Models for Job-Person Fit and Explanation

Zhoutong Fu, Yihan Cao, Yi-Lin Chen +16

Large language models (LLMs) have achieved strong performance across a wide range of natural language processing tasks. However, deploying LLMs at scale for domain specific applica…

cs.LG2025

A Scalable and Efficient Signal Integration System for Job Matching

Ping Liu, Rajat Arora, Xiao Shi +13

LinkedIn, one of the world's largest platforms for professional networking and job seeking, encounters various modeling challenges in building recommendation systems for its job ma…