• Initiated new Node.js codebase from inception, enforcing coding standards and enhancing code readability by implementing ESLint and Prettier

• Configured GCP App Engine and integrated custom domains for the deployment of Node.js application, ensuring a robust and scalable hosting environment

• Established CI/CD pipeline connecting GCP App Engine and GitHub, streamlining the release process for stage and production servers, enhancing deployment reliability and overall project workflow

• Developed documentation outlining the process for making modifications and submitting pull requests within the repository, enhancing team collaboration and facilitating streamlined contribution workflows

• Mentoring new Backend Developers through pair programming, conducted detailed code reviews, and provided strategic insights to optimize overall team operations

• Engineered end-to-end experience of new features, contributing to the 13% increase of monthly active users and daily user activity

• Implemented Firebase passwordless sign-in with dynamic link in place of SendGrid email verification to authenticate users for a seamless sign-in and register processes

• Redesigned and optimized RESTful APIs for friend requests, user feed, and matching algorithm to enhance process speed and improve overall application functionality

• Tutored and provided technical guidance to peers, leading to an improvement in code quality and a reduction in software development bugs

• Managed debugging of user-interfaces and provided design feedbacks

A women's clothing e-commerce Progressive Web Application (PWA) made using Next.js for front-end and back-end (serverless functions) coupled with a PostgreSQL database deployed on Vercel and Amazon Web Services Relational Database Service (AWS RDS), respectively. The API for products is made from scratch without the use of any third-party e-commerce product API.

Deployment:

• Front-end and back-end: Vercel

• Database: AWS RDS

Features:

• Authentication using Iron-session

• PostgreSQL Full-text Search with weight and rank utilizing Materialized View

• Stripe Checkout, Invoice, and Customer API for checkout, payment, and order history

• Progressive Web Application using next-pwa

• Front-end and Back-end form validations for register and sign in

• Incremental Static Site Generation for product pages

• Static-site Generation for category and catalog pages

• Server-side Rendering for user-related pages

• Client-side Rendering for form submissions

Tech Stack: JavaScript, Next.js, Stripe, PostgreSQL

GitHub Link: https://github.com/jojo-138/fashion_alley-nextjs-ecommerce

A manga website where you can read manga from six (6) top-notch scanlation groups! This website is made with Vanilla JavaScript to learn and understand that using NPM packages is not always the answer when simple JavaScript and some problem-solving can do the trick. Don't be too reliant on dependencies!

Deployment:

• Front-end: GitHub Pages

• Back-end: Heroku

• Database: AWS RDS

Features:

• Register / Sign in / Sign out

• View manga information and chapter lists

• Read manga chapters

• Follow / Unfollow mangas and view in Profile page

Tech Stack: Vanilla JavaScript, Node.js, Express, MySQL

GitHub Links:

• Front-end: https://github.com/jojo-138/mangahub

• Back-end: https://github.com/jojo-138/mangahub-server