Hi, I'm Sean Yoon
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I am a Full Stack Developer with a passion for creating dynamic and responsive web applications. I have experience in both front-end and back-end development in both educational and professional settings. Of course, I am always eager to learn new technologies and improve my craft.
Technologies
I have worked with a range of technologies in the web development world, from both front-end to back-end development.
React
Experience with JavaScript, TypeScript, and Component libraries such as DevExtreme
ASP.NET
Experience with C#, ASP.NET, ASP.NET Web API, and Entity Framework
Node.js
Experience with Node.js Express, Mongoose, and PostgreSQL
SQL
Experience with Microsoft SQL Server, Oracle Database, and Snowflake Data Cloud
Python
Experience with Jupyter, PyTorch, Scikit-learn, NumPy, and Pandas
Git
Experience with GitHub, Azure DevOps, Azure DevOps Server (TFS)
Technical Experience
View my technical work experience below!
Software Engineer Co-op
Trulioo
• TBA - Have not started yet :)
Full-Stack Developer Co-op
Powerex
• Developed Chelan Account Admin Portal using ASP.NET, React.js, SQL Server, and AD Authentication, allowing administrators to manage and monitor 1000+ energy protocols and 100+ user accounts from Chelan, WA
• Powered energy traders to make profitable trades at Powerex by creating multiple Windows service applications using ASP.NET, SQL Server, Oracle Database, and Snowflake Data Cloud
• Swiftly diagnosed and resolved operational issues, minimizing disruption to business operations and ensuring high user satisfaction
• Collaborated closely with business analysts and end users to align technical specifications with organizational goals
Web Developer Co-op (Part Time)
Provincial Health
• Developed an ASP.NET Web API used in a queue management system for handling concurrent requests within a scheduling optimizer used by health centers in British Columbia, decreasing server CPU utilization by 80%
• Created a data dictionary (ASP.NET, NuGet, SharePoint API, Excel, SFTP) to enhance uniformity in chemotherapy protocols across various health centers in British Columbia
Web Developer Co-op
Provincial Health
• Designed a full-stack web application using ASP.NET Core, Razor, REST, and SQL Server that provided over 5,000 authenticated users with an interface to access business-sensitive administrative documents
• Created CI/CD pipelines using Azure DevOps, automating code integration, verification processes and deployment to test and production environments, utilizing build agents and release pipelines
• Refactored several web applications originally built in Visual Basic, adapting them within ASP.NET Core
Projects
Here are some of my projects that I have worked on. I have included a brief description of each project, as well as the technologies used.
Uber Eats vs. Door Dash
Ever wonder which platform has better deals? This application utilizes web scraping to extract data from Uber Eats and Door Dash. It is still under construction - be sure to check back later!
- React.js
- ASP.NET
- SQL Server
Ace Detailing Web Application
The business website for Ace Detailing, this website provides a beautiful and dynamic front page, blog, as well as a booking system that allows users to connect with the business owners and view status updates.
- React.js
- Node.js Express
- MongoDB
- GCP
SFUnited Web Application
This application combines SFU course scheduling, Rate My Professor, SFU clubs, and Google Maps API to create a centralized hub for students to access common resources in one location.
- HTML
- CSS
- Node.js Express
- PostgreSQL
Phishing Detector
Utilizing Random Forest Models, this application is able to distinguish between phishing and non-phishing emails with a 98% accuracy rate. Model validation was done using ROC-AUC.
- Python
- Scikit-learn
- Pytorch