Xavier W.

Mobile Developer

325 dollar
Freelancer
8 years
Toronto, CANADA

My experience

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FreelanceFebruary 2017 - Present

• Developed resume scoring tool, streaming audio platform, food delivery app, etc using React, React Native, Django, Contentful, and Firebase.
• Built a chrome extension that scrapes jobs from Glassdoor using Vue Web Extension and Cheerio.
• Implemented pixel-perfect and responsive UI using Tailwind CSS and integrated API using SWR.
• Worked closely with PM and designers of several remote teams in an agile environment to outline the technical feasibility of mockups and break up high-level requirements into workable tasks.
• Optimized performance of apps by code-splitting, memoization, web workers, and virtualized list.
• Implemented NLP models using TensorFlow, dockerized it, and set up CI / CD pipeline to AWS.
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Synergo GroupFebruary 2015 - January 2017

* Built school information system and headless e-commerce using React,

Redux, and WordPress API.

* Integrated API using Redux-Saga and Axios, built reusable components

using Styled Components, and wrote unit and integration tests using Jest,

Enzyme, and Cypress.

* Did code review such as structure and logic, performance, quality, readability,

and test coverage.
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Element AIJune 2013 - January 2015

* Helped data scientists to build LSTM recurrent neural networks for various

NLP tasks.

* Deployed ML-powered API into AWS and configured CloudWatch to log the

history of API access.

* Created a command-line tool using Bot3 to export logs from CloudWatch

to S3, download files from S3, and parse files following the need of business

analysts.

My stack

Technologies

React.js, REST API, Vue.js, Machine Learning, AWS, Flask, Next.js

Software testing

Jest, Integration testing

Other

USER EXPERIENCE, FULL STACK ENGINEER, Self employed, Information Technology, REACTJS, Python Algorithms, Lead Front End Engineer, Return on Investment, dev, industry~it, eCommerce

Databases

MySQL, MongoDB

Environment of Development

CircleCI

IT Infrastructure

Docker

Frameworks

Node.js, Redux, AngularJS, Django

Others

API

Mobile

React Native

Machine Learning

Neural networks

Languages

Sass, Python, JavaScript, SQL, GraphQL

My education and trainings

TestDome - Licenses & Certifications

Bachelors Degree, Applied Science - University of Toronto2009 - 2013