Senior Full Stack Engineer

Designed and implemented a custom web scraping system using Python and Selenium to automatically collect large-scale, job-related data from multiple social media platforms, enabling the daily collection of hundreds of thousands of records. Applied Natural Language Processing (NLP) techniques including BERT-based embedding models to perform noise reduction and data normalization. Achieved high-accuracy entity resolution by clustering user posts and identifying data from the same individual. Acted as Project Manager, leading a 10-person engineering team in an Agile development environment.

Built a Flask API for financial sentiment analysis and text classification using FinBERT. Developed a Python function leveraging Amazon Polly to convert Firebase documents into audio and store them back in Firebase. Currently leading the development of the DISCO NFT marketplace.

Designed and maintained cloud architecture using various AWS services. Participated in outsourced projects, working directly with client teams. Built Java RESTful web services using Spring Boot, PostgreSQL, and Redis.

Designed distributed servers and databases for both China and global regions. Implemented AWS cost optimization strategies and CI/CD pipelines.

Developed a SaaS platform and payment system using Scrum and TDD methodologies. Designed a microservices architecture and implemented CI/CD pipelines.

Developed an internal audit toolkit on Linux, equipped with custom tools for debugging, memory scanning, and fault isolation.