Resume – Baowen Liu

Education

The Ohio State University Columbus, OH

B.S. in Computer Science and Engineering, Minor in Math — GPA: 3.965/4.0 (Top 1%) Aug. 2024 – May 2028

Undergraduate Research Assistant May 2026 – Aug. 2026

The Ohio State University Department of Computer Science and Engineering Columbus, OH

Built an online research platform with dynamic stratified sampling and automated concurrent-user simulations
Developed a full-stack platform using Node.js, JavaScript/JQuery, MySQL, Bootstrap, Webpack, building RESTful APIs with metadata workflows, leveraged Python, Pandas for experimental data processing

Undergraduate Teaching Assistant — Fundamentals of Engineering Jan. 2026 – Sep. 2026

The Ohio State University College of Engineering Columbus, OH

Taught MATLAB/CAD/Excel and programming concepts, and performing training sessions to 70 students.

Software Development Engineer Intern May 2025 – Jul. 2025

SPIC Integrated Smart Energy Co., Ltd. Beijing, China

Built a production-oriented RAG-based knowledge retrieval platform supporting technical manuals, operational procedures, and internal documents and 100+ concurrent queries
Developed document ingestion, retrieval, and LLM orchestration pipelines for enterprise power-utility knowledge using LangChain, FastAPI, FAISS, Cohere embeddings, enabling semantic search with pgvector storage.
Implemented hybrid search combining vector similarity search with BM25 keyword retrieval, improving retrieval accuracy for domain-specific terminology across enterprise knowledge.

Software Development Engineer Intern Aug. 2025 – Dec. 2025

Beijing Hanwei Jialian Technology Co., Ltd. Beijing, China

Built a distributed CRM platform using Spring Boot, Redis, and Elasticsearch, supporting customer and contact management through scalable RESTful APIs with filtering, sorting, and pagination.
Implemented an Event-driven architecture using RocketMQ for decoupled and asynchronous transaction
Improved customer and lead search by implementing Elasticsearch inverted-index search, reducing search latency by 40% compared with MySQL fuzzy queries.
Improved frequent queries via Redis with cache aside, achieving a hit rate of 80%, reduced repeated queries.
Built an automated CI/CD pipeline using Jenkins, GitHub Actions, and Docker to automate application builds, testing, reducing deployment time by 30%.

Online Shopping Platform | Spring Cloud, AWS ECS, ECR, Docker, DynamoDb Aug. 2026 – Present

Built online shopping distribute system, handle Prime Day Sale event up to 10K QPS traffic
Utilized Distributed Lock with Redis and Lua script, implement the caching inventory Lock and Revert of Try-Confirm-Cancel pattern, completely prevented overselling happens for sale events
Achieved peak load shifting with AWS SQS, handle burst traffic requests as async jobs to protect service
Containerized microservices with Docker and Amazon ECR, deployed services to AWS ECS, and provisioned infrastructure with AWS CDK (TypeScript)/CloudFormation, integrating CodeBuild and CodePipeline to automate multi-environment deployments and reduce release time by 60%.

User Center System | React, AntD Pro, Spring Boot, MyBatis-Plus, MySQL, Docker May 2025 – Dec. 2025

Developed a production-ready full-stack user system (login, registration, user mgmt)
Implemented backend APIs and database models with Spring Boot, MyBatis-Plus, MySQL
Built frontend pages with React + AntD Pro, including validation and API integration

Languages: Java, Python, JavaScript, SQL (MySQL/PostgreSQL), HTML/CSS

Frameworks: Spring Boot, Spring Cloud, Spring AI, LangChain4j, MyBatis-Plus, React, Kubernetes, CI/CD

Developer Tools: Docker, Nginx, Git/GitHub, IntelliJ IDEA, VS Code, AWS ECS/SQS/DynamoDB/Lambda/IAM

Libraries: PgVector, RAG Components, Umi Request, PyTorch, pandas, NumPy