Xigang Z.

AI Researcher

San Diego, California, United States4 yrs 4 mos experience
AI EnabledAI ML Practitioner

Key Highlights

  • Expert in AI and Machine Learning development.
  • Proven track record in A/B testing and product management.
  • Strong background in Business Intelligence and data analysis.
Stackforce AI infers this person is a Data Science expert with strong capabilities in AI, SaaS, and Business Intelligence.

Contact

Skills

Core Skills

A/b TestingDatabricks ProductsProduct DevelopmentArtificial Intelligence (ai)Large Language Models (llm)Amazon Web Services (aws)TableauExtract, Transform, Load (etl)Statistical Data AnalysisMultivariate AnalysisSqlR ShinyStatistics

Other Skills

Apache SparkPython (Programming Language)Product ManagementScalaRetrieval-Augmented Generation (RAG)LookerSnowflake CloudPower BICUPEDAdobe AnalyticsSnowflakeANOVATeradata SQLSalesforce Sales CloudETL Tools

About

Currently working at Intuit focused on A/B testing and ML development. Recent AI projects include designing and deploying an AI-powered chatbot for United Airlines, leveraging RAG, and integrating multi-modal. Previously worked at Amazon E-commerce Org, Autodesk GTM team and SS&C Tech GTM team. Early career specialized in developing BI dashboards, ETL pipelines, SQL, and statistical analyses, optimizing GTM strategies, and drive measurable growth in key SaaS metrics such as ACV, ARR and NRR. Proven ability to bridge technical expertise with strategic business goals.

Experience

4 yrs 4 mos
Total Experience
9 mos
Average Tenure
3 mos
Current Experience

Intuit

Staff Data Scientist

Feb 2026Present · 3 mos · San Diego, California, United States · Hybrid

  • At Intuit, everything starts with the belief that people deserve the opportunity to prosper. Serving approximately one hundred million customers worldwide with TurboTax, QuickBooks, Credit Karma, and Mailchimp.
A/B TestingDatabricks ProductsExtract, Transform, Load (ETL)Apache Spark

Amazon

Data Science

Jun 2025Dec 2025 · 6 mos · Greater Seattle Area · On-site

  • Amazon Store teams around the world invent on behalf of our customers every day. Selection, value, and convenience are the enduring customer experience tenets we’ve always focused on to make Amazon the store customers turn to for their shopping needs.
Amazon Web Services (AWS)A/B TestingPython (Programming Language)Product DevelopmentProduct ManagementScala+1

United airlines

AI/ML Engineer (Capstone)

Aug 2024Dec 2025 · 1 yr 4 mos · Greater Chicago Area · Hybrid

  • Developed AI/LLM framework for United Airlines using RAG in AWS Sagemaker
  • Fine tune Embedding, Reranker model
  • Data curation for generating Question-Answer (QA) pairs
Artificial Intelligence (AI)Large Language Models (LLM)Retrieval-Augmented Generation (RAG)

Ss&c technologies

Senior Data Scientist

Dec 2023Jul 2024 · 7 mos · Boston, Massachusetts, United States · Hybrid

  • SS&C Intralinks pioneered the virtual data room and is a key technology and services provider to the global banking, dealmaking, alternative investments and capital markets. Innovating to enhance the value, speed and confidentiality of dealmaking, reporting and secure document exchange. To deliver industry leading technology-enabled solutions that drive the long-term success for employees, clients and investors.
Amazon Web Services (AWS)TableauPython (Programming Language)SQL

Autodesk

2 roles

Senior Data Scientist

Aug 2023Nov 2023 · 3 mos · San Francisco Bay Area · Remote

  • Autodesk Construction Cloud connects workflows, teams and data at every stage of construction to reduce risk, maximize efficiency, and increase profits. With radically simple, purpose-built tools for all stakeholders, we’re empowering everyone to collaborate securely from a single source of truth throughout the construction lifecycle.
LookerExtract, Transform, Load (ETL)Snowflake CloudStatistical Data AnalysisPower BI

Data Scientist

Oct 2022Jul 2023 · 9 mos · San Francisco Bay Area · Remote

  • Autodesk technology spans architecture, engineering, construction, product design, manufacturing, and media and entertainment. We empower innovators everywhere to solve challenges, big and small. From greener buildings to smarter products and more mesmerizing blockbusters, Autodesk software helps our customers design and make a better world for all.
CUPEDMultivariate AnalysisAdobe AnalyticsSnowflakeA/B TestingANOVA

Highmark health

Business Intelligence Engineer

May 2021Oct 2022 · 1 yr 5 mos · Pittsburgh, Pennsylvania, United States · Remote

  • Highmark Health, a national blended health organization, and with other leading businesses are working to improve the health and well-being of those we serve by giving back to, reinvesting in, and strengthening the communities where our customers and employees live, work and play. Support millions of customers with products, services and solutions closely aligned to the mission of creating remarkable health experiences, freeing people to be their best.
Teradata SQLSalesforce Sales CloudTableauETL ToolsSQL

Penn state university

3 roles

Teaching Assistant

Jan 2021May 2021 · 4 mos · State College, Pennsylvania, United States

  • Graded and provided feedback on 200+ assignments on Time series analysis in R per week; held 5+ office hours per week to help students brainstorm assignments with a problem-solving approach
  • Improved mean exam scores by 20% from 70 to 84 by facilitating thoughtful discussions with 30+ students and answering assignment-related questions

Undergraduate Research Assistant

May 2020Dec 2020 · 7 mos · State College, Pennsylvania, United States

  • Revamped 2 existing R Shiny Apps UI design including Drag-Drop module, Icon layout and statistical content via CSS/HTML, leading to a 23% increase in click rates to 2k+ in 3 months
  • Reprogrammed 2 R Shiny Apps Game-based quiz modules, increasing its mobile friendly score by 200%
  • Developed 1 new R Shiny App on multi-collinearity and VIF scores, receiving 1.2k+ new users, and resulted in exam score improvement for 67% of the class since 2020 Fall semester
  • Enhanced App loading speed by 65% by improving code structure, package usage, and reducing code redundancy
Cascading Style Sheets (CSS)R ShinyStatisticsHTML

Research Assistant

Aug 2019Feb 2020 · 6 mos · State College, Pennsylvania, United States

  • Web scraped 100+ sports games’ data from NFL, NCAAFB, MLB by using Python Sports API
  • Developed SQL query in MySQL to pull data from 300k+ rows of raw data and used R to build Time series forecasting AR model which predicted the football game results with 80% accuracy in 2019 Big Ten season

Education

University of Chicago

Master of Science - MS — Data Science

The University of Chicago Booth School of Business

Experimental Design

Penn State University

Bachelor of Science - BS — Statistic; Mathematics; Economics

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