Blair Chen Libin

Senior Data Engineer at Tencent

Singapore

About

Expertise in data engineering and BI within the financial domain, with a focus on cross-border payment solutions.

Experience

  • Data Engineer at Xiaomi Technology
    Dec 2025 - Present · 7 mos

    • Data Warehouse & Data Pipeline Development & Analytics Engineering & Business Intelligence • Data Operations & Performance Optimization • AI-Driven Development & Productivity Enhancement

  • Senior Data Engineer at Tencent
    Jul 2021 - Jun 2025 · 4 yrs

    • Data Warehouse Architecture • Data Governance & Quality Assurance • Regulatory & Anti-money laundering Compliance • Business-Driven Analytics & Insights • Stakeholder Collaboration

  • Senior Data Engineer at 6Estates - AI Fintech
    Sep 2019 - Jul 2021 · 1 yr 11 mos

    Financial Document Automation For Annual Report & Insight Extraction for Banks Partnered with financial institutions including DBS Bank, Credit Suisse and Bank Central Asia (BCA) to automate financial document processing and enhance data-driven reporting for credit analysis and operational insight. Financial Report Analyzer — Two-stage NLP pipeline (DBS, Credit Suisse, BCA): keyword retrieval 3,000→100 candidates → text classification for top-3 metric change reasons across 15 metrics; Accuracy 0.797, Macro F1 0.737

  • Data Scientist at Bank Of Hangzhou Consumer Finance
    Apr 2018 - Sep 2019 · 1 yr 6 mos

    This role is typically assigned the title ‘Algorithm Engineer’ in China. Financial Score-Card: Implemented application scorecards for risk assessment • Built credit score-card model based-on loan repayment records dataset. • Conducted multivariate analysis with variable binning and Weight of Evidence (WOE) encoding; utilised Information Value (IV), Pearson correlation, and model selection method to identify key variables. • Evaluation: KS: 0.41, AUC: 0.76.