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I'm a data professional with 5+ years of experience spanning analytics, machine learning, and AI systems. I started at Dairy Farm in Hong Kong building dashboards and predictive models, then moved to Farfetch in London where I built churn prediction models and customer segmentation for 4 million customers. After Farfetch, I transitioned into AI consulting — I've been working with a biotech company on data infrastructure and with an AI consultancy building RAG systems and LLM evaluation frameworks. I'm now looking for a full-time role where I can combine my analytics foundation with my AI engineering skills.…I'm a data professional with 5+ years of experience spanning analytics, machine learning, and AI systems. I started at Dairy Farm in Hong Kong building dashboards and predictive models, then moved to Farfetch in London where I built churn prediction models and customer segmentation for 4 million customers. After Farfetch, I transitioned into AI consulting — I've been working with a biotech company on data infrastructure and with an AI consultancy building RAG systems and LLM evaluation frameworks. I'm now looking for a full-time role where I can combine my analytics foundation with my AI engineering skills.

Edson Leung

Data Scientist, AI Engineer, AI Strategy Consultant, +2

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I'm a data professional with 5+ years of experience spanning analytics, machine learning, and AI systems. I started at Dairy Farm in Hong Kong building dashboards and predictive models, then moved to Farfetch in London where I built churn prediction models and customer segmentation for 4 million customers. After Farfetch, I transitioned into AI consulting — I've been working with a biotech company on data infrastructure and with an AI consultancy building RAG systems and LLM evaluation frameworks. I'm now looking for a full-time role where I can combine my analytics foundation with my AI engineering skills.…I'm a data professional with 5+ years of experience spanning analytics, machine learning, and AI systems. I started at Dairy Farm in Hong Kong building dashboards and predictive models, then moved to Farfetch in London where I built churn prediction models and customer segmentation for 4 million customers. After Farfetch, I transitioned into AI consulting — I've been working with a biotech company on data infrastructure and with an AI consultancy building RAG systems and LLM evaluation frameworks. I'm now looking for a full-time role where I can combine my analytics foundation with my AI engineering skills.

Available to hire

I’m a data professional with 5+ years of experience spanning analytics, machine learning, and AI systems. I started at Dairy Farm in Hong Kong building dashboards and predictive models, then moved to Farfetch in London where I built churn prediction models and customer segmentation for 4 million customers. After Farfetch, I transitioned into AI consulting — I’ve been working with a biotech company on data infrastructure and with an AI consultancy building RAG systems and LLM evaluation frameworks. I’m now looking for a full-time role where I can combine my analytics foundation with my AI engineering skills.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Language

English

Fluent

Work Experience

AI Data Solutions Engineer at PathEx (AI Consulting)

April 1, 2025 - Present

Built data processing pipelines and optimized retrieval strategies (chunking, metadata filtering, top-k optimization) for a production RAG system, improving retrieval relevance scores by 10-20%. Developed an evaluation framework using RAG metrics to identify low-faithfulness patterns, improving answer quality scores by 0.1-0.2. Supported production deployment by validating data pipelines and catching integration issues (dependency errors, prompt template bugs, memory limits), reducing runtime failures and rollback incidents.

Data Analytics Consultant at Optima Inc. (Biotech Manufacturer)

January 1, 2024 - December 1, 2024

Built and optimized ETL pipelines with Apache Airflow and BigQuery, reducing data processing time by 40% and automating data flow from Salesforce CRM, APIs, and Google Analytics. Created scalable data lake architecture on Google Cloud to store SKU, production, and logistics data, enabling flexible downstream reporting and model development. Built real-time KPI dashboards on Looker for operations, marketing, and finance, saving over 20 hours per week of manual reporting.

CRM Data Analyst at Farfetch Limited

November 1, 2021 - August 1, 2023

Conducted comprehensive analysis of customer purchasing patterns, sales trends, and funnel metrics using SQL, driving a 15% sales increase by optimizing personalization strategies for a customer base of 4M+. Enhanced customer segmentation and targeted campaigns through K-means clustering and RFM analysis with Python, boosting campaign engagement by 35%. Designed a churn prediction model to proactively identify at-risk customers, enabling retention strategies that improved retention rates by ~20%.

Data Analyst at Dairy Farm International Holdings

January 1, 2021 - November 1, 2021

Ran A/B testing to analyze user behavior, refining product offerings to improve user engagement by 30%. Built predictive models to target high-potential customers and identify cross-sell opportunities, resulting in a 20% increase in new customer acquisition. Developed interactive Tableau dashboards to monitor key shopping funnel KPIs in real time, reducing response time to critical business issues by 25%.