Sherman Liu

Profile

Python backend developer with seven years of experience building and maintaining web platforms, REST APIs, microservices, data pipelines, and CI/CD workflows. Experienced with Flask, Nameko, MySQL, MongoDB, Elasticsearch, RabbitMQ, Prefect, Docker, and AWS across student rental, materials management, and trademark data systems. Completed an Interactive Media Design diploma at Algonquin College in 2026, adding frontend and design skills that support full-stack delivery.

Education

Diploma of Interactive Media Design

2024 - 2026

Algonquin College, Canada

Bachelor of Electronic Information Science and Technology

2012 - 2016

Nanjing Institute of Technology, China

Skills

  • Backend Development: Python, Flask, RabbitMQ, RESTful APIs, Microservices
  • Data & Search Systems: MySQL, Redis, MongoDB, Elasticsearch
  • DevOps & Cloud: Docker, GitHub Actions, AWS, CI/CD
  • Testing & Tools: Git, Unit Testing, Integration Testing, Sentry, Kibana
  • Frontend Development: HTML, CSS, TypeScript, React, Astro, Tailwind CSS, Responsive Design
  • Engineering Practices: Object-oriented Design, Agile Development, Code Review, Technical Documentation

Recent Projects

May 2026 – Aug 2026

Web Designer & Framer Developer · School Project

Contributed to a team redesign and took ownership of the About Us, Foodservice, and Store Locator pages. Learned Framer in one week and used it to implement the designs.

Technologies: Framer, CMS, Responsive Web Design, Localization, SEO, Accessibility

Highlights:

  • Built animated, CMS-powered pages with English and French support.
  • Created responsive layouts for desktop, tablet, and mobile.
  • Achieved Lighthouse scores above 95 across the measured quality categories, including accessibility and SEO.

Jan 2026 – Mar 2026

Full-stack Developer

Rebuilt a company website from Figma as a production PHP and MySQL application with a secure admin dashboard for managing products, categories, banners, news, certificates, downloads, contact submissions, and other content.

Technologies: Code Agent, PHP, MySQL, JavaScript, Bootstrap, SCSS, Cloudinary, Alibaba Cloud, ZeroSSL

Highlights:

  • Optimized an image-heavy catalogue for a 1 Mbps server using Cloudinary, responsive images, lazy loading, and pagination.
  • Delivered responsive layouts across devices, with Lighthouse scores above 90 for performance, accessibility, and SEO.
  • Deployed and configured the application on Alibaba Cloud virtual hosting, strengthened routing and security with Apache .htaccess rules, and resolved HTTPS certificate issues with ZeroSSL.

Aug 2025 – Sep 2025

Full-stack Developer

Created a responsive portfolio showcasing blog posts and travel experiences with multilingual support, an interactive map, and AI-powered summaries.

Technologies: Astro, React, TypeScript, Tailwind CSS, Docker, OpenAI, GitHub Actions, AWS

Highlights:

  • Designed a home page with clear navigation and strong accessibility.
  • Added AI-powered content translation to the blog.
  • Built an interactive travel map and improved loading performance with cached images.

Experience

IPVISIBILITY®
Jan 2026 - Apr 2026

Software Engineer Co-op · Ottawa, Canada

  • Supported trademark data systems during a four-month software engineering co-op, focusing on ETL reliability, data quality, and frontend performance.
  • Improved a CIPO trademark ETL pipeline by refining Elasticsearch migration workflows and adding Prefect orchestration, monitoring, and failure tracking.
  • Designed WIPO representative data normalization to group duplicate entities with similar names and addresses into unique profiles for more accurate application tracking.
  • Wrote internal documentation covering system architecture, workflows, and onboarding knowledge.
Student.com
2020 – 2023

Backend Developer · China

  • Developed and maintained microservices using Python Nameko for a student rental platform, ensuring scalability and stability.
  • Built and managed landlord backend system for property listings and order processing, improving operational efficiency.
  • Refactored chat service with MongoDB and Redis to enable real-time communication across the platform.
  • Enhanced code quality and maintainability through object-oriented service design.
  • Created internal documentation to streamline onboarding and share business knowledge with the team.
DaDa Nexus Ltd.
2018 - 2020

Backend Developer · China

  • Led backend development of a material management system for JD Home shops, improving inventory tracking and operational efficiency.
  • Developed services for face recognition, OCR, weather API integration, and sensitive word detection using Java Spring Boot. The services were designed to be degradable, flexible to switch vendors, and highly available, supporting critical processes such as rider registration and order delivery.
Shanghai Dnion Information Technology
2017 – 2018

Backend Developer · China

  • Developed the backend of a social app independently from 0 to 1 using Python Flask and MySQL, delivering login, chat, and gifting features with a focus on performance.
Dahua Technology
2016 – 2017

Embedded Software Developer · China

  • Developed embedded C++ software for traffic capture cameras, supporting dozens of custom functions.