Weitian Wang

Experience

• 

  National University of Singapore Research Institute

  Jan 2021 - Feb 2021

  Research Assistant

  - Contributed to a machine learning research project that improved food recognition accuracy- Performed dataset pre-processing and other data-cleansing tasks, improving multiple outcome metrics- Benchmarked multiple baseline models’ performance, the results of which were featured in a publication- Created Grad-CAM visualizations of our new model, fortifying the credibility of a research paper

• 

  National University of Singapore Research Institute

  Jul 2021 - Jan 2022

  Back End Developer

  - Transformed a lab innovation into an automated machine learning SaaS platform that generated positive ROI- Migrated the file system from ForkBase to Hadoop Distributed File System(HDFS), enabling future storage scalability and data robustness with zero downtime, increasing the throughput of large datasets and parameter files by over 80%- Developed RESTful APIs with Python Flask, PostgreSQL, and SQLAlchemy, expanded file-related functionalities- Implemented and deployed services to reuse various internal ML models, eliminating model startup time overhead Show less

• 

  Naga Ventures

  Jan 2024 - Sept 2024

  Full Stack Developer

  - Developed and launched the responsive landing page for Naga Ventures, a competitive startup in the gig economy space, using React, Next.js, and TypeScript, bootstrapping the business and enhancing client acquisition.- Led the end-to-end deployment process and server management of the web application on AWS S3 and CloudFront, ensuring scalable and reliable access to the service for global users.- Configured and maintained GitHub CI/CD pipelines, automating the software delivery process to reduce deployment time by 30% and increase deployment frequency. Show less

• 

  InterSystems

  Sept 2024 - now

  Quality Development Engineer