Lucian Sphere
Li Yanpei
Self-Taught Full-Stack Software Engineer
- Exploring Innovative Solutions in Computer Science
- Machine Learning
- Computer Vision
- Typescript
- React
- Next.js
- NestJS
- Python FastAPI
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CV
Sep 2026 – Present
Sep 2024 – Jun 2026
Nov 2024 – Mar 2026
Hong Kong
Developed AI-powered smart bin technology to optimize waste sorting and recycling efficiency.
Secured HK$30,000 funding from HKBU and HKSTP for product development and growth.
Led product innovation and fostered a collaborative, high-performance team culture.
Won YDC Best Potential Startup and Innovation Award, recognized among top tertiary teams in Hong Kong.
Oct 2025
Germany
Participated in on-site learning and hands-on engineering practice.
Supported product R&D and assembly activities.
Conducted headphone ANC and Bluetooth testing and debugging; leveraged an existing Python-based automated testing script to improve QA repeatability and efficiency.
Assisted with outbound and shipping procedures and related documentation to improve test consistency and traceability.
Jul 2024 – Sep 2024
Dongguan
Aug 2023 – Sep 2024
Hong Kong
Strengthened proficiency in TypeScript, React.js, and Python through hands-on development and iterative feature implementation.
Gained practical experience in full-stack web development and scalable web application design, supporting the development of robust and maintainable systems.
Sep 2025 – Jun 2026
Hong Kong
Developed a two-stage vision pipeline combining YOLOv8 object localisation and MobileNetV3-Large material classification; deployed inference on NVIDIA Jetson Orin Nano using ONNX Runtime with TensorRT/CUDA support.
Oct 2024 – Mar 2026
Hong Kong
Developed an advanced deep learning model using TensorFlow and PyTorch to optimize waste classification efficiency.
Integrated machine vision recognition technology to enhance classification accuracy and operational speed.
Utilized IoT technology to enable real-time data transmission and intelligent control of devices.
Jan 2023 – Jan 2026
Hong Kong
Engineered a full-stack web application using Next.js 13 and TypeScript, featuring a responsive design with Chakra UI and Material UI.
Developed a secure Admin Dashboard with comprehensive content management capabilities.
Designed a scalable backend architecture using MongoDB and Docker for data persistence and deployment.
Integrated third-party APIs to provide real-time data visualization and enhanced functionality.
Mar 2023 – Nov 2023
Hong Kong
Engineered web scraping tools to extract and consolidate job data from major Hong Kong employment platforms.
Developed backend services with Python FastAPI and structured the database using MongoDB.
Nov 2022 – Nov 2023
Hong Kong
Designed an optimized MongoDB schema for storing and retrieving non-structural geostatic data.
Applied hashing techniques for data comparison and historical version management.
Reformatted and restructured raw dictionary and JSON data using Python for improved data handling efficiency.
Aug 2023 – Oct 2023
Hong Kong
Developed a full-stack Next.js app with MongoDB Atlas, deployed via Docker on Linode.
Enabled real-time CV updates with advanced React state management and added PDF export via CSS print and Playwright.
Jul 2023 – Aug 2023
Hong Kong
Built a TypeScript and React web app for managing robotic and human courier routes, with advanced state management and list operations.
Implemented JWT authentication, server-side rendering, and deployment via Docker and NGINX.
Nov 2024
Hong Kong
Awarded Best Potential Startup & Innovation Award by Young Entrepreneurs Development Council.
Won HK$15,000 with WeGreen AI among top tertiary teams in Hong Kong.
Recognized for applying AI to accelerate smart recycling and waste sorting.
2026
- 1.Dual-Positioning Rotating Cap Structure (Invention Patent)
- 2.Elastic Contact Quick-Release Battery Structure for Earphones (Invention Patent)
- 3.Head-Mounted Earphone with Quick-Detach Cable (Utility Model)
- 4.Dual-Positioning Rotating Cap Structure (Utility Model)
- 5.Wrap-Around Head-Clip Structure for Earphones (Utility Model)
- 6.Earphone with Rotating Cap Structure (Utility Model)
- 7.Quick-Release Battery Connector Structure for Earphones (Utility Model)
- 8.Elastic Contact Quick-Release Battery Structure for Earphones (Utility Model)
2026
- 1.Vertical Spiral Conveyor for Arranging Materials Using Differential Speeds (Invention Patent)
- 2.Vertical Spiral Conveyor for Arranging Materials Using Differential Speeds (Utility Model)
Languages
Python
Proficient.
TypeScript
Proficient.
C++
Intermediate.
Java
Familiar.
React
Experienced in React-based frontend and full-stack development.
Next.js
Experienced in Next.js full-stack application development.
Node.js
Experienced in backend development.
MongoDB
Experienced in NoSQL database design and implementation.
HTML5/CSS3
Experienced in responsive frontend development.
Technical
Frameworks & Libraries
React
Next.js
Backend & Databases
Node.js
MongoDB (NoSQL)
Tools & Platforms
Git
Docker
NGINX
Cloudflare
Systems & Infrastructure
Ubuntu Server/Desktop
SSH
Shell Scripting
Networking & APIs
RESTful APIs
Authentication including Basic and JWT/Bearer
OpenAPI/Swagger
HTTP Headers Management
Mandarin
NativeEnglish
Professional Working ProficiencyCantonese
Basic (Conversational)Dec 2024 – No Expiry
Dec 2024 – No Expiry
Dec 2024 – No Expiry
Dec 2024 – No Expiry
Dec 2024 – No Expiry
Dec 2024 – No Expiry
Dec 2024 – No Expiry
Dec 2024 – No Expiry