Upwork home
Sign up
Project Catalog
DesignDesign
Video & AudioVideo & Audio
Development & ITDevelopment & IT
MarketingMarketing
Writing & TranslationWriting & Translation
MoreMore

You will get Financial Fraud Detection System

Xinyuan Z.Status: Offline
Xinyuan Z. Xinyuan Z.
5.0
Preview image

Let a pro handle the details

Buy Other AI & Machine Learning services from Xinyuan, priced and ready to go.
Xinyuan Z.Status: Offline
Xinyuan Z. Xinyuan Z.
5.0
Preview image

Let a pro handle the details

Buy Other AI & Machine Learning services from Xinyuan, priced and ready to go.

Project details

Are you struggling with data management, analysis, or automation? I specialize in data analytics, SQL, machine learning, and automation, helping businesses extract valuable insights and streamline processes. With hands-on experience in data science, business intelligence, and ETL workflows, I deliver actionable insights and efficient solutions tailored to your needs.

Whether you need dashboarding (Tableau, Power BI, Excel), data cleaning, automation scripts, or advanced analytics, I ensure high-quality, scalable, and data-driven solutions. Let’s work together to optimize your business with smart data strategies!
AI Development Type
Model Tuning
AI Tools
Azure Machine Learning, TensorFlow
AI Development Language
Python
What's included
Service Tiers Starter
$500
Standard
$800
Advanced
$1,000
Delivery Time 5 days 5 days 5 days
AI Model Integration
-
-
Detailed Code Comments
Knowledge Graph
Model Documentation
Ontology
-
Source Code
Taxonomy
-
Optional add-ons You can add these on the next page.
Fast Delivery
+$200
5.0
1 review
100% Complete
(1)
1% Complete
(0)
1% Complete
(0)
1% Complete
(0)
1% Complete
(0)

HC

Heather C.
5.00
Mar 21, 2025
Video Games Localisation Translation - 2 short sentences Xinyuan was easy to work with and worked quickly.
Xinyuan Z.Status: Offline

About Xinyuan

Xinyuan Z.Status: Offline
Data Scientist & Analyst | Python, SQL, ML, Tableau, Azure
5.0  (1 review)
Toronto, Canada - 5:14 pm local time
I am a data scientist and analyst with a strong background in machine learning, data mining, and analytics. With experience in Python (Pandas, Scikit-Learn, Matplotlib), SQL, ETL, and Tableau, I specialize in turning raw data into actionable insights that drive business decisions.

🔹 What I Offer:
✅ Data Analysis & Visualization – Transforming complex data into clear, compelling dashboards (Tableau, Excel).
✅ Machine Learning & Predictive Modeling – Developing models for forecasting, classification, and clustering.
✅ SQL & ETL Pipelines – Extracting, cleaning, and structuring data efficiently for business intelligence.
✅ Web Scraping & Data Processing – Automating data collection and cleaning using Python.
✅ A/B Testing & Experimentation – Helping businesses make data-driven decisions.

🏆 Experience & Projects:
🔹 Built credit risk models using decision trees & random forests, achieving AUC ~0.8.
🔹 Developed stock market forecasting models using ARIMA, SVM & Holt-Winters.
🔹 Led a team in Android app development, integrating CI/CD for continuous improvements.
🔹 Created interactive Tableau dashboards to visualize trends in financial and market data.

With a Master’s in Data Science (Northeastern University) and hands-on experience in finance and business analytics, I am passionate about solving real-world problems using data.

Steps for completing your project

After purchasing the project, send requirements so Xinyuan can start the project.

Delivery time starts when Xinyuan receives requirements from you.

Xinyuan works on your project following the steps below.

Revisions may occur after the delivery date.

Understanding Your Business Needs

I will review your provided information and clarify any key requirements to ensure the project aligns with your business objectives.

Data Collection & Processing

I will gather the necessary data, clean and preprocess it, ensuring it is ready for analysis and automation.

Review the work, release payment, and leave feedback to Xinyuan.