Ryan Chiang

Experience

• 

  American University

  Aug 2023 - Dec 2023

  Teaching Assistant, Data Structures and Algorithms

  * Assisting the lead professor in designing, planning, and implementing coursework and curriculum.* Leading tutorial sessions and offering supplementary instruction to students to reinforce fundamental concepts.* Grading assignments, projects, and exams, ensuring fair and timely feedback to students.* Holding regular office hours to address students' questions, concerns, and provide additional guidance on challenging topics.* Collaborating with fellow TAs and faculty members to continuously improve the course materials and teaching methodologies.* Assisting in the development of course materials, including handouts, study guides, and interactive exercises Show less

• 

  Pawfect, LLC

  Feb 2024 - May 2024

  Software Developer Internship

  Developed a Flutter-based shop page, improving user engagement by 10%. Implemented a forum feature using Flutter's BLoC pattern. Integrated RESTful APIs for dynamic UI updates. Created responsive interfaces, reducing bounce rates by 8%. Collaborated with cross-functional teams to ensure seamless integration of front-end features with backend services.

• 

  Innova AI Tech, LLC

  May 2024 - Aug 2024

  Software Developer Intern

  • Utilized SpringBoot and MyBatis to develop high-performance RESTful APIs for flash sale scenarios, successfullyhandling concurrent transactions with 100k QPS processing capability and ensuring system stability.• Implemented Redis distributed caching and RocketMQ message queue for asynchronous message processing,decoupling system components and reducing system response time by 60% during peak traffic periods.• Designed distributed order ID generation with Snowflake Algorithm and inventory deduction using Redis distributedlocks, successfully preventing overselling issues while processing 10k orders per second.• Developed efficient MySQL database access patterns and data consistency solutions between cache and databaselayers, ensuring data integrity during high-volume concurrent transactions.• Integrated Sentinel for system protection and flow control, implementing real-time monitoring and circuit breakingstrategies, achieving 99.9% system availability during flash sale events Show less