Yukai Li

- Directing design and implementation of an integrated payment platform - Created architecture for various system components, such as status management, dynamic data storage and retrieval, and notification template rendering - Working together with DevOps and cloud teams to establish infrastructure on Microsoft Azure - Leading a team of developers to provide directions and establish task priority - Always reachable to help remove development roadblocks - Often consulted on issues while operating within the Azure environment - Performed reviews of UI/UX designs, and provided feedback on UX improvements

- Development and maintenance of several web applications and utilities written in Python and JavaScript, using frameworks including Django and React - Projects ranged from high-profile emergency payment systems used by over 20000 Albertans to a fine payment lookup system, to a unified credential system that can offer credentials using blockchain technology - Troubleshooted service issues through log and database analysis in a Linux environment - Created cloud infrastructure setups through Microsoft Azure and implemented DevOps workflows - Used agile methodology to quickly iterate and deliver - Led interns and managed tasks in a service upgrade project Notable projects - MyAlberta Evacuation Payment - MyAlberta Emergency Benefits - MyAlberta Fines Search - MyAlberta Digital ID Verified Credential Issuer - MyAlberta Emergency Isolation Support, MyAlberta Working Parents Benefit, MyAlberta COVID Self-Isolation Payment - Alberta.ca Account - MyAlberta Notify - Compassionate Payment Portal - Alberta Starlink Rebate pilot

Engaged in several projects on the MyAlberta team, including an internal marketing app, MyAlberta Digital ID, MyAlberta Fines Search, MyAlberta Evacuation Payment, and other projects - Researched, architected, and implememented a full product, from start to end, using agile methodology - Engaged with external vendor to audit work performed and to implement further enhancements to the system - Learned the stack used within the team, which included Django, React, PostgreSQL, Red Hat, along with development tools such as GitLab, Jira, and PyCharm

- Responsible for integrating SoC vendor Linux SDK with boards designed by hardware partner - Built device trees to match with board configuration - Communicated with hardware partner to create solutions for various features, including PWM-based LED driving, power management, and video signal routing - Integrated out of tree drivers - Modified and created drivers for hardware not supported by existing drivers - Worked with security engineer to reduce attack surface of overall system - Hand modified board to fix issues on samples, including replacing surface mount components and wiring missing connections - Established custom system SDK from scratch to replace firmware builds created by hardware partner - Added multiple quality of life improvements to firmware, for both customers and developers on the platform - Troubleshooted hardware integration issues post-release, such as malfunctioning SD NAND chips - Established CI/CD workflows for automatic firmware building

Development and maintenance in Ruby on Rails, SCSS, JavaScript (Bootstrap and Backbone), with auxiliary programs in C# - Added convenience features to customer front-end, including various quality of life improvements to the integrated chat room feature - Improved backend usability through adding searching and fine grained feature management - Wrote and participated in data migration of the database from another website that was acquired - Developed flexible behavior-based anti-fraud system - Created various utilities in C# to perform automated administrative tasks

- Major: Data structures, practical programming methodology (C, a little C++), Unix/scripting (Bash, Perl), introduction to object-oriented programming (Java), formal systems and logic, algorithms, non-procedural languages (Lisp), computer organization and architecture, computer security, database management, operating systems - Business minor