FlowCV Logo
SIN YEE WU (Mandy) Data Analytics & BI Professional | ML Specialist
Professional Summary

Data Professional with hands-on experience in human-in-the-loop machine learning, LLM data annotation, and business-oriented ML applications. Proven track record building recommendation systems, evaluating multi-modal datasets, and developing deep learning solutions including automated diabetic retinopathy detection as part of my IBM ML Certification projects.

Professional Experience

Product Business Analyst (AI)

YOOV Internet Technology (HK) Limited
  • •Conducted APAC market analysis identifying $13.9B untapped mid-market opportunity in AI automation sector
    • April 2025 – May 2025Hong Kong SAR
  • •Collaborated with cross-border development team in China to enhance UI/UX design for the product user center
  • •Implemented and tested AI OCR application, monitoring model accuracy and performance across multiple document types
  • •Engineered proof-of-concept automated validation workflows with anomaly detection capabilities, integrating cross-reference validation system to reduce manual review time
  • • Authored technical documentation for AI applications using JavaScript, Word, and HTML/CSS
  • •Gathered business requirements and developed AI solution proposal to automate due diligence workflows, integrating AI Chain platform with SharePoint repository to target significant reduction in manual research time

    • Language Data Evaluator

    Volga Partners LLC
  • •Evaluated and labeled multilingual text/image/video datasets for LLM training using UIIRS platform
    • February 2025 – April 2025Remote
  • •Consistently exceeded hourly judgment targets by 250% while maintaining 85%+ accuracy in multilingual data validation and annotation tasks
  • •Translated HIT App and annotation guidelines between English and Simplified Chinese
  • •Applied systematic quality assurance methodologies for ML training data, analyzed search relevance through structured evaluation criteria (relevance, diversity, technical quality)
  • •Validated content across multiple criteria including language accuracy and cultural context

    • Assistant Strategic Project Manager

    The Hong Kong Jockey Club
  • •Led 2 BI projects end-to-end from requirements gathering to deployment, producing BRD and data dictionary
    • December 2023 – September 2024Hong Kong
  • •Delivered 3 interactive Tableau dashboards with drill-down analytics and custom SQL, empowering data-driven decisions
  • •Managed UAT and sprint reviews for Tableau dashboards rollouts
  • •Conducted SQL data profiling on 7 databases using consistency, validity, and uniqueness checks
  • •Partnered with data engineers and orchestrated Azure Databricks ETL workflows, managed 7 data sources integrations
  • •Optimized Gold Layer tables and configured Tableau-Databricks connectivity for ML recommendation system

    • Senior Business and Data Analyst

    Chow Sang Sang Holdings International Limited
  • •Gathered and prioritized BI requirements from 200+ stakeholders across 15 departments for 30+ QlikView dashboards
    • March 2023 – April 2023Hong Kong SAR
  • • Maintained 3 QlikView master documents (POS, Sales, Product) supporting 30+ downstream dashboards, ensuring continuous data availability through proactive monitoring and issue resolution
  • •Automated distribution of 100+ NPrinting reports to executive stakeholders, significantly reducing manual reporting time
  • •Translated business strategy into BI prototypes, identifying $3M revenue opportunity through customer behavior analysis
  • •Led end-to-end BI project lifecycle, from gathering requirements, prototyping, UAT, to deployment and adoption
  • •Troubleshot QlikView data load failures and expression errors to maintain dashboard availability

    • Business Analyst

    Yick Chiao Development Company Limited

    • Created business requirements documents for data migration project, documenting source-to-target mappings for migrating local Excel files to MS SQL Server

    November 2019 – August 2022Hong Kong SAR

    • Gathered and documented dashboard requirements from executive users, defining chart types, data filters, and layout specifications for development

    • Developed executive dashboards providing actionable insights to support data-driven decision making

    • Conducted stakeholder interviews and process mapping analysis to identify communication barriers across departments, implementing standardized protocols that improved cross-functional collaboration

    • Collaborated with cross-functional teams to establish KPIs for performance monitoring across project and operational metrics

    • Built standardized daily, weekly, and quarterly report templates using Excel and SSRS for systematic KPI tracking

    Strategy Analyst

    Tink Labs Limited
  • •Devised and implemented market expansion strategy, driving 20% growth in the Scandinavian market
    • July 2017 – July 2018Hong Kong SAR
  • •Streamlined the onboarding process by revising training materials and process documentation
  • •Maintained CRM backlog to ensure efficiency, effective communication, and user satisfaction
  • •Evaluated and visualized sales performance metrics using Excel and PowerPoint
    • Education

    Postgraduate Diploma in Hospitality Management

    Hotel Institute Montreux
    2016 – 2017Montreux, Switzerland

    MA (Hons) in Philosophy

    University of St Andrews
    2012 – 2016St Andrews, United Kingdom
    Key Certifications

    Machine Learning in Production

    DeepLearning.AI

    Achieved 100% grade on ML lifecycle, deployment patterns, and production optimization.

    2025

    Remote Work Professional Certification - RWPC™

    Certiprof

    Certified in global remote work practices, virtual collaboration, and distributed team management.

    2024

    IBM Machine Learning Professional Certificate

    Coursera

    Achieved a 96.95% final grade in Deep Learning, Supervised, and Unsupervised ML.

    2024

    Google Business Intelligence Professional Certification

    Coursera

    Achieved a 92.72% average grade in Data Modeling, ETL Pipelines, and Business Analytics.

    2023

    Google Data Analytics Professional Certificate

    Coursera

    Achieved a 100% grade on Data Analysis, Visualization, R Programming, and Capstone Project.

    2022

    Machine Learning with Python

    Achieved a 94.50% average grade in building and assessing end-to-end machine learning solutions.

    2024

    IBM AI Engineering Professional Certificate

    Coursera

    In progress

    2025 – present
    Technical Skills
    AI/ML

    PyTorch, TensorFlow, Keras, Scikit-learn, XGBoost, NLP, Reinforcement Learning,

    Deep Learning, MLflow, Azure ML, Google Colab, Neptune, Hugging Face Transformers

    BI & Visualization Tools

    Tableau, Power BI, Power Query, DAX, QlikView/QlikSense, NPrinting, Excel VBA

    Frontend Development

    React, JavaScript, HTML/CSS

    Data Engineering & Cloud

    PySpark, Alteryx, Azure Databricks, Google Cloud Platform, REST APIs, FastAPI

    Business Analytics

    BRD, FRD, Data Mapping Specifications, Stakeholder Interviews, Requirements Elicitation, User Acceptance Testing (UAT), Data Quality Assessment, Gap Analysis, Workflow Optimization, Process Mapping

    Project Management

    JIRA, ClickUp, Confluence, Agile, Waterfall, Kanban, Scrum, Critical Path Method, Technical Writing, Microsoft Teams, SharePoint, spreadsheets

    Languages
    English, Cantonese, Mandarin

    Native

    Spanish

    Conversational