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Hello, 👋 I'm James YS Chang

Full Stack Developer & Tech Aficionado

I build robust and scalable backend systems using modern technologies. I am passionate about creating efficient, secure, and high-performance server-side solutions. I also create exceptional digital experiences with modern web technologies, focusing on responsive, accessible, and beautiful interfaces.

James Chang
5+ Years Experience

My Projects

Showcasing some of my recent work. I focus on creating clean, performant, and user-friendly applications.

Document GPT
langchainpythonstreamlitRAG
View Project

Document GPT

This application is designed to process and analyze personal documents, leveraging advanced language models to generate responses. It is built using LangChain, Python, and Streamlit, providing an efficient and interactive platform for document reading and response generation

AI robot to answer
Provisioning & Portal
AngularC#Entity Framework

Provisioning & Portal

Designed and implemented RESTful API, improving interoperability between internal and external systems. Built customer management portal with Angular, enabling real-time server and service monitoring.

Customer Managemetn Portal & Provisioning BackEnd Api
Multi-Tenant Provisioning System
C#WCF ServiceSQL Server

Multi-Tenant Provisioning System

A Provisioning API and Engine using C# as web service utilizing WCF Service, streamlining service automation

BackEnd Api & Provisioning Engine
OAuth Server
ExpressJavascriptAzureVercel

OAuth Server

Implement secure OAuth2 authorization server in a simple and standard method from web, mobile and desktop applications.

OAuth Authorization Server
Ecomm
NextJsPostgreSQLPrisma(ORM)ClareflareSupabase

Ecomm

Created an art marketplace platform enabling the buying and selling of artwork from both amateur and professional painters.

Mobile Web App

Skills & Expertise

My technical skills and areas of expertise, developed through years of hands-on experience and continuous learning.

Technical Skills

Angular90%
React & Next.js90%
JavaScript & TypeScript85%
CSS & Tailwind85%
Node.js & Express90%
C# & Entity Framework90%
SQL Server / PostgreSQL / Firebase90%
Scripting (Powershell)90%

Tools & Methods

Git & GitHub
Jest & Testing Library
CI/CD Pipelines
Responsive Design
Scrum / Agile Methodologies
RESTful APIs Design & Integration
Performance Optimization
Software Development & Engineering
System & Database Architecture
Cloud & On-Premise Migrations
Team Leadership
Data Modeling
Provisioning & Automation
James working

Vancouver, BC Canada

About Me

I’m a passionate Fullstack Developer with 5+ years of experience building modern web applications. I specialize in Angular, React, and C#, with a strong emphasis on creating scalable, high-performance solutions across the full stack. I also work within Agile methodologies to ensure efficient and collaborative project delivery.

Prior to my career in fullstack development, I studied Computer Science and worked for several years at Microsoft. This diverse background has provided me a unique perspective on problem-solving and user engagement.

CS Degree

BA in Mathematics and Computer Science

5+ Years

Professional Experience

20+ Projects

Completed

50+ clients actively using the software I developed.

Worldwide

Get In Touch

Have a project in mind or want to discuss a potential collaboration? Feel free to reach out!

Contact Information

Location

Vancouver, British Columbia, Canada

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