Justin Lin
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Experience

Highlights from software, research, and hardware work.

Work experience

MediumAIJan 2023 - Present
Co-Founder & Software Engineer
Impact: Shipped multilingual RAG pipelines and production deployment infrastructure.
  • Built production RAG LLM pipelines for multilingual medical transcription and documentation.
  • Expanded the pipeline for multimodal inputs with privacy-sensitive preprocessing.
  • Led R&D planning and delivery using GitHub and Jira.
  • Developed UI and new product features with HeroUI and Tailwind.
Sun Yat-sen UniversityMay - Aug 2023
Computer Science RA Intern
Impact: Enabled physics simulation workflows with MLP solvers and 3D data tooling.
  • Developed neural-network models for physics simulation and differential equation solving.
  • Researched MLP solvers with NVIDIA Modulus for differential equations.
  • Processed and visualized 3D scan datasets using Open3D and ParaView.
  • Built dataset conversion tooling for 3D scans and STL files.

Extracurricular experience

IEEE McMaster Student BranchHamilton, Canada
Branch Treasurer · May 2024 - May 2025
  • Managed financial activities including maintaining balanced accounts, preparing budget for the Student Branch Annual Plan, overseeing fundraiser efforts, and directing office and laboratory inventory management.
Branch Vice-Chair · May 2023 - May 2024
  • Engaged in Student Branch meetings, resolving conflicts related to branch management between the main team and chapter executives.
  • Organized technical workshops including soldering and eye-tracking training; supervised lab instruments and provided hardware/embedded design guidance for capstone projects.
MAC RoboMaster
Computer Vision Engineer · Sep 2022 - Aug 2023
  • Used a YOLOv5 model with a custom dataset to build an object-tracking pipeline; deployed on Jetson with UART-based communication to the main controller.
  • Trained and tested convolutional neural networks on Jetson for object detection across diverse environments.

Education

University of California, San DiegoSept 2025 - Present
M.S. in Computer Engineering
McMaster UniversitySept 2020 - June 2025
B.Eng. in Electrical Engineering & Management

Awards