. Developed e-commerce websites using JS, Shopify, React, Vue, GraphQL and other technologies.

. Built new features as requested by clients and maintained their e-commerce websites.

. Performed bug fixes and code reviews.

. Collaborated with UI designers and QA engineers to make sure user experiences were seamless.

. Identified opportunities for improvement and recommended changes to increase sales by A/B testing.

Atelier | Software Engineer | Javascript, React, Material-UI, Node.js, Express.js, RESTful API, AWS

An e-commerce website that allows users to view, interact with and purchase products

. Built the top component of the website, which includes a photo carousel using React and CSS

. Connected the different parts of the website with an agile team through daily stand-ups and CI/CD

. Optimized the website's performance and accessibility by reducing unused Javascript and CSS and serving static assets by caching

. Deployed the website using AWS EC2

Studio | Software Engineer | Node.js, Express.js, RESTful API, MySQL, AWS, Redis, NGINX, Loader.io, K6

A microservice to rebuild the server and database of Atelier (previously built e-commerce website) and optimize it

. Performed ETL process and loaded over 5mil rows of data into a MySQL database, and deployed it using AWS EC2 instances

. Built the API for the microservice and deployed it using AWS EC2 instances

. Instrumented and stress-tested the deployed server/database using Loader.io and K6

. Scaled the back-end using Redis caching and NGINX load-balancer, which resulted in increasing the throughput from 100 RPS to 8k RPS with 0% error rate and 17ms latency

Leaft | Software Engineer | Javascript, React, Node.js, Express.js, MySQL, AWS

Lyft-like application that allows users to share rides and save fuel

. Created the full-stack application with a team of six software engineers while adhering to agile methodology

. Designed the UI and built it using React, CSS and Sass

. Built the back-end of the application using Node.js and Sequelize

. Deployed using AWS EC2

Wee Cubs | Software Engineer | React, Chart.js, Node.js, Express.js, RESTful API, MySQL

An full-stack application that allows parents to keep track of newborns' feedings and other activities

. Built the full-stack application/tracker and used Chart.js to draw daily charts of different activities for a better experience