**Zijian Xiao**
(267) 896-5883
Xiaozijian202302@outlook.com
Philadelphia, PA
LinkedIn: www.linkedin.com/in/zijianx

### **EDUCATION**
**University of Pennsylvania**
Ph.D. Candidate, Materials Science & Engineering | Sep 2018 - May 2021
- GPA: 3.94/4.00

Master’s, Computer & Information Technology | Sep 2021 - May 2023
- GPA: 3.90/4.00

**University of Science & Technology of China**
Bachelor’s, Physics | Sep 2014 - Jun 2018
- GPA: 3.40/4.30 (Major: 4.06/4.30)
- Honors: Outstanding Students Scholarship (2014-2017)
- Selected for UChicago Visiting Researchers Program (2 from USTC)

### **TECHNICAL SKILLS**
**Languages:** Java, JavaScript, Python, C, C++, SQL, MATLAB
**Front-end:** React, Vue3, HTML5, CSS3, SASS
**Back-end & Databases:** Spring MVC/Boot/Cloud/Security, Quartz, Maven, Node.js, Express.js, MyBatis, Hadoop, Spark, MySQL, Hive, NoSQL (MongoDB)
**Tools & Others:** Redis, Docker, RabbitMQ, JWT, HDFS, Git, Jest, Cypress, AWS S3/EC2, Agile, CI/CD

### **EXPERIENCE**
**Software Development Engineer** | AtomeOcean, Dover, DE | Jul 2023 - Present
- Developed **atomeocean.com**, a large-scale blogging/social platform using **Spring Boot, Vue3, MongoDB**.
- Applied **Agile** principles across SDLC (design, testing, deployment, maintenance).
- Built an **admin platform** for real-time monitoring and management.
- Designed **SSO service** using Spring Security OAuth2.
- Created **CI/CD pipeline** with AWS CodePipeline/EB, accelerating delivery by **60%**.

**Software Development Engineer** | Joblogic-X Corp, Philadelphia, PA | May 2022 - Aug 2022
- Built a **data flow framework** (Spring Boot, Quartz, Maven) for big data processing.
- Improved processing speed by **30%** and capacity by **40%**.
- Developed **Spark/Scala** program to aggregate Hive tables and auto-generate scripts.

**Software Development Engineer** | Anhui Liangma IT Co Ltd, China | Dec 2021 - Jan 2022
- Led a **team of 6** to develop a **UAV Flight Management System**.
- Deployed the system, handling **100+ flight batches**.
- Designed **MySQL tables** via scripts and implemented **CRUD** with MybatisPlus.
- Integrated **Redis** for caching and **RabbitMQ** for service messaging.

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