- Mobile: (510)502-6832
- Email: choutianxius@gmail.com
- Linkedin: tianxiu-zhou
- Github: choutianxius
| Company | Team | Location | Time |
|---|---|---|---|
| Meta Platforms, Inc | Instagram Parent and Guardian Experience | Menlo Park, CA | Jul 2025 - Current |
- Uplift parent and teen's sentiment and alignment on Instagram through in-app marketing promotions. Optimize marketing strategies with A/B testing experiments, holdout experiments and surveys.
- Build and maintain supervision features for teens and parents/guardians on Instagram across mobile and web platforms.
- Contribute to better engineering efforts to improve reliability and scalability. Integrate LLMs with code quality issue detection pipelines and improve the team's adoption of AI-driven development.
| Project Name | Company | Skills | Time |
|---|---|---|---|
| Advanced Mobile Automated Regression Testing | Paycom, LLC. | .NET, TypeScript, React.js, MySQL, Docker, GitLab | May 2024 - Aug 2024 |
- Collaboratively designed a system for executing UI regression tests on remote mobile devices, providing a unified solution to automating quality assurance tests with comprehensive control and logging for both iOS and Android.
- Developed a .NET Core backend application with the MySQL database to provide a RESTful API for managing test scripts, scheduling and dispatching testing jobs to mobile devices, and persisting test execution results.
- Implemented dependency injection and the repository pattern in the .NET Core backend project. Implemented unit tests with xUnit and Moq to achieve a full test coverage.
- Set up GitLab CI pipelines to automatically perform unit testing and linting upon merge requests.
- Built an SPA frontend for visualizing test scripts, testing jobs and results with React.js and an internal UI library.
- Containerized the .NET Core backend using Docker and integrated the frontend SPA with Docker multi-stage building.
- Awarded as one of the MVPs of the Software Development Internship program.
| Project Name | Institute | Skills | Time |
|---|---|---|---|
| Digital Twin-Based Smart City & Smart Construction Platform | Texas A&M Univ. | TypeScript, Next.js, React Native, TailwindCSS, FastAPI, Apache Kafka, Redis, AWS | Nov 2023 - May 2025 |
- Designed and implemented a FastAPI backend to deliver domain-specific data analysis via RESTful APIs.
- Engineered an asynchronous data processing pipeline using Apache Kafka and Redis, with outputs persisted to AWS DynamoDB.
- Built responsive web interfaces including a public data visualization site and an internal admin dashboard using Next.js and TailwindCSS.
- Developed a cross-platform mobile app with React Native for interactive data visualization; created a high-performance custom charting library using React Native Skia and D3.js.
- Deployed full-stack applications using AWS services including ECS, S3, CloudFront, Route 53, and Amplify.
- Established CI/CD pipelines with AWS CodeCommit, CodeBuild, and CodeDeploy to automate testing, integration, and deployment workflows.
| Project Name | Institute | Skills | Time |
|---|---|---|---|
| Network Dissection of a DQN Agent Playing Super Mario Bros | Tsinghua Univ. | PyTorch, Deep Reinforcement Learning, OpenAI Gym, Numpy | Feb 2023 - Jun 2023 |
- Implemented the double DQN algorithm with PyTorch to train a reinforcement learning agent to beat Super Mario Bros.
- Fine-tuned a semantic segmentation model for segmenting in-game scenes to generate training dataset for the DQN agent, based on ResNet-50.
- Examined the correlation between activation of neurons in the DQN network and objects in the input scenes, in an effort to investigate the mechanism of neuron function generation.
| Institute | Degree | Time |
|---|---|---|
| Texas A&M University | Master of Computer Science | Aug 2023 - May 2025 |
| Tsinghua University | Bachelor of Science in Biology | Aug 2019 - Jun 2023 |
| Category | Skills |
|---|---|
| Backend Development | .NET, FastAPI, Django, Flask, Node.js, Express.js, Spring Boot, MySQL, Redis, Kafka |
| Frontend Development | TypeScript, JavaScript, React.js, Next.js, TailwindCSS, HTML, CSS, React Native, Redux |
| Professional Dev Skills | Git, Docker, CI/CD, AWS, Linux |
| Programming Languages | TypeScript, JavaScript, C#, Python, Java, SQL, HTML, CSS |
| Data Science & ML | PyTorch, Pandas, Numpy, Reinforcement Learning, D3.js, Matplotlib |