Yiyi Sun

Frontend Developer

https://www.opentalent.in/yiyi-sun

Toronto, Ontario, CanadaMember since June 23, 2026

Key Strengths

Extensive personal project experience in JavaScript and TypeScript, particularly with the 'AppRun' framework.
Demonstrated ability to build full-stack applications, including server-side rendering and database integration (WebSockets, SQLite).
Experience with front-end technologies like HTML, CSS, and SCSS.
Strong focus on developing a custom JavaScript framework, indicating deep understanding of front-end architecture.

Cultural & Operational Fit

Cultural Fit Analysis

The candidate's projects are exclusively personal and heavily focused on a single custom framework ('AppRun') and C++ development. While demonstrating deep technical interest, this narrow focus and lack of team-based or diverse project experience may indicate a limited exposure to collaborative development environments and varied project methodologies, which could impact cultural fit in a team-oriented role.

Soft Skills & Operational Fit

Insufficient data to assess soft skills or operational fit. No psychometric test results or interview feedback provided.

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Projects

apprun-websockets-sqlite

March 7, 2020 – January 7, 2023

AppRun database-driven application using WebSockets without REST API

View Project

apprun-site

May 27, 2019 – July 6, 2025

AppRun Site, a framework for AppRun applications.

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apprun-ssr-aspnet-core

August 1, 2018 – February 23, 2019

This project demonstrates generating virtual DOM on server-side for ASP.NET MVC Core.

View Project

apprun-realworld-example-app

October 2, 2017 – March 4, 2023

Exemplary real world application built with AppRun

View Project

apprun-hn

June 23, 2017 – January 7, 2023

A Hacker News reader application built using AppRun

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apprun

October 7, 2016 – Present

AppRun is a JavaScript library for developing high-performance and reliable web applications using the elm inspired architecture, events and components.

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git-tools

November 12, 2014 – August 24, 2023

This extension provides a git changes tool window, a graphical git history viewer and menus to launch Git Bash, Git Extenstions and TortoiseGit.

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Rabbit

February 25, 2011 – July 23, 2011

Rabbit is lightweight framework for building web sites using WebMatrix (ASP.NET Web Pages with Razor Syntax).

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Git-Web-Access

June 23, 2010 – January 8, 2015

The project provides a Git smart HTTP backend on IIS.

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Git-Source-Control-Provider

May 26, 2010 – June 1, 2020

Git Source Control Provider is a visual studio plug-in that integrates Git with visual studio solution explorer.

View Project

Key Strengths

Extensive personal project experience in JavaScript and TypeScript, particularly with the 'AppRun' framework.
Demonstrated ability to build full-stack applications, including server-side rendering and database integration (WebSockets, SQLite).
Experience with front-end technologies like HTML, CSS, and SCSS.
Strong focus on developing a custom JavaScript framework, indicating deep understanding of front-end architecture.

Cultural & Operational Fit

Cultural Fit Analysis

Soft Skills & Operational Fit

Insufficient data to assess soft skills or operational fit. No psychometric test results or interview feedback provided.

Yiyi Sun

Key Strengths

Cultural & Operational Fit

Top Skills

Skills

Projects

Key Strengths

Cultural & Operational Fit