Hi, I’m Jia Jia, a data-driven AI/ML engineer who loves turning complex data into actionable insights. I design robust data pipelines and AI solutions that empower decision-making in finance and tech, with hands-on experience spanning data engineering, ML, and web applications. I enjoy collaborating with cross-functional teams to deliver scalable analytics platforms and impactful AI features. I’m energized by continuous learning and practical problem solving, especially in ML, LLMs, and AI-driven finance. When I’m not coding, I explore new tools, contribute to open-source projects, and mentor teammates on best practices in data engineering and software development.

Jia Jia

Hi, I’m Jia Jia, a data-driven AI/ML engineer who loves turning complex data into actionable insights. I design robust data pipelines and AI solutions that empower decision-making in finance and tech, with hands-on experience spanning data engineering, ML, and web applications. I enjoy collaborating with cross-functional teams to deliver scalable analytics platforms and impactful AI features. I’m energized by continuous learning and practical problem solving, especially in ML, LLMs, and AI-driven finance. When I’m not coding, I explore new tools, contribute to open-source projects, and mentor teammates on best practices in data engineering and software development.

Available to hire

Hi, I’m Jia Jia, a data-driven AI/ML engineer who loves turning complex data into actionable insights. I design robust data pipelines and AI solutions that empower decision-making in finance and tech, with hands-on experience spanning data engineering, ML, and web applications. I enjoy collaborating with cross-functional teams to deliver scalable analytics platforms and impactful AI features.

I’m energized by continuous learning and practical problem solving, especially in ML, LLMs, and AI-driven finance. When I’m not coding, I explore new tools, contribute to open-source projects, and mentor teammates on best practices in data engineering and software development.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
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Language

Chinese
Fluent
English
Fluent

Work Experience

Data Engineer at OKX Singapore
December 1, 2024 - October 26, 2025
Designed and implemented KPI monitoring processing 900,000+ daily records from multi-source platforms; built ETL pipelines using Python and SQL on AliCloud and SQL Server; developed interactive Power BI dashboards for KPI tracking and performance analytics, boosting operational efficiency by 50% and agent performance by 25%. Built a risk monitoring system for cross-border compliance tickets with unified dashboards, enabling risk visibility in global markets. Created automated reporting via Python scripts and Lark API to execute 800+ scheduled SQL queries and deliver updates via Lark, Sheets, and Excel, reducing manual workload by 70%. Developed a rule-based attendance anomaly detection system for 1,000+ agents, reducing violations by 95%. Conducted churn analysis informing retention strategies and built an AI-driven ticket scoring system with GPT-4.1, reducing audit time by 70%.
AI Engineer at Asian Institute of Digital Finance (National University of Singapore)
April 1, 2024 - October 26, 2025
Developed an AI-powered stock research report generator using LLMs, RAG, LangChain, Python, and AWS, ingesting 30+ data sources to generate reports within 5 minutes, covering 90% of listed stocks. Implemented a stock scoring AI agent using quantitative models and LLM-driven market analysis, achieving 32% APR in backtesting. Built a stock analysis web application using Flask and AWS, integrating 10+ market analysis functions (technical indicators, fundamental analysis, and LLM-driven stock recommendations), attracting 80,000+ users.

Education

Master of Computer Science at National University of Singapore
January 11, 2030 - January 1, 2025
Bachelor of Honours Economics and Computer Science Minor at University of Waterloo
January 11, 2030 - June 1, 2023

Qualifications

AWS Certified Cloud Practitioner
August 1, 2025 - October 26, 2025

Industry Experience

Software & Internet, Financial Services, Professional Services