Joshua is available for hire

Joshua Hsieh

Verified Expert in Engineering

Software Developer

Location

Toronto, ON, Canada

Toptal Member Since

February 22, 2022

Joshua is a software developer who develops web and mobile apps, data pipelines, and intermediary software packages. He improved services for one of Canada's largest banks by creating a metadata explorer app that allows data governance specialists and business analysts to better manage data sets across the firm. He has a passion for creating sustainable and changeable software solutions.

Python SQL React TypeScript Node.js MongoDB Java Windows Visual Studio Code (VS Code)Android Studio PyCharm Linux Amazon Web Services (AWS)Neo4j Express.js

Portfolio

Python

Experience

React - 5 years Python - 5 years SQL - 5 years JavaScript - 5 years React Native - 4 years TypeScript - 4 years Java - 3 years Node.js - 3 years

Availability

Part-time

Preferred Environment

Windows, Visual Studio Code (VS Code), Android Studio, PyCharm

The most amazing...

...solution I've developed is a decision-support application that had an impact of over half a million dollars.

Work Experience

Developer

2019 - 2022

TD

Developed an app that allows users to better understand market activity and adjust their behavior accordingly for higher profits.
Created a metadata explorer app that allows data governance specialists and business analysts to better conceptualize and manage various data sets across the firm.
Built a data extraction package for developers and data scientists.

Technologies: Python

Experience

Music Accompaniment Mobile App

A mobile app that listens to live music and plays back accompanying chords for a full, solo musical performance. I was a back-end developer ensuring services for the app communicated and worked seamlessly with the front end.

Skills

Languages

Python, JavaScript, SQL, TypeScript, Java

Frameworks

React Native, Express.js

Libraries/APIs

React, Node.js

Storage

MongoDB, Neo4j

Tools

Android Studio, PyCharm

Platforms

Windows, Visual Studio Code (VS Code), Linux, Amazon Web Services (AWS)

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