# Joana Mateo > Full Stack Software Engineer | PERN stack, JavaScript, Python, Flutter, Redux, Next.js, MySQL Location: New York, New York, United States Profile: https://flows.cv/joana My passion for coding was reignited after reorganizing my life and career goals. I love coding because I can learn new skills / programs and deepen my understanding from anywhere with only a laptop in hand and I enjoy development because of the satisfaction from solving problems and overcoming challenges. I am motivated by the opportunity that software provides to positively impact the life of an individual and the world as a whole. Skills & Technologies: Javascript | Python | AWS | GCP | React + Redux | Next.js | Node.js | Express.js | SQL | PostgreSQL | MySQL | RESTful APIs | pgAdmin | Webpack | Babel | ESLint | Prettier | Git | Github | VSCode | Postman Portfolio: https://majestic-croissant-09b5a5.netlify.app/ Github: https://github.com/jojo-138 ## Work Experience ### Software Engineer @ Mimrr Jan 2024 – Jan 2025 ### Back End Developer @ True Mates Jan 2024 – Jan 2024 - 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 ### Full-stack Software Engineer @ Pure Match Jan 2023 – Jan 2023 - 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 ### Fashion Alley @ Personal Projects Jan 2022 – Jan 2023 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 ### Mangahub @ Personal Projects Jan 2022 – Jan 2022 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 ### Umami @ Personal Projects Jan 2022 – Jan 2022 A recipe website using Spoonacular API, React, and Express. The project set-up is built from scratch without Create React App to understand how React works behind the scenes and to be familiarized with Babel, Webpack, and ESLint / Prettier configurations. Testing using React Testing Library, Jest, and Mock Service Worker (msw) recently added. Deployment: GitHub Pages Features: - Browse, search, and view recipes - Browse and view American, Italian, Chinese, and Thai cuisines Tech Stack: JavaScript, React, styled-components, Jest, React Testing Library, Mock Service Worker GitHub Link: https://github.com/jojo-138/umami ### Robofriends @ Personal Projects Jan 2022 – Jan 2022 A project which shows a list of robofriends using fake users from JSONPlaceholder API to learn React Hooks, Redux, unit testing, PWA manifest and service worker. Deployment: GitHub Pages Features: - Search by robofriends' name Tech Stack: TypeScript, React, Jest GitHub Link: https://github.com/jojo-138/robofriends ### Smartbrain @ Personal Projects Jan 2022 – Jan 2022 An app which detects human faces in an image using Clarifai Face Detection API. Deployment: Heroku for all front-end, back-end, and database Features: - Register/sign in/sign out user - Detect human faces in an image by providing image URL - View how many detection had been made from user account Tech stack: JavaScript, React, Node.js, Express, PostgreSQL GitHub Links: - Front-end: https://github.com/jojo-138/smartbrain - Back-end: https://github.com/jojo-138/smartbrain-api ### Gradient Background Generator @ Personal Projects Jan 2022 – Jan 2022 A background generator where you can select two different colors or at random and decide if these two colors are what you are looking for as a gradient background for your website! Deployment: GitHub Pages Features: - Select two colors - Two random color pickers - Shows CSS liner-gradient code with the two current colors Tech Stack: Vanilla JavaScript GitHub Link: https://github.com/jojo-138/Gradient-Background-Generator ### Senior Laboratory Technician @ NAMSA Jan 2021 – Jan 2022 | Irvine, California, United States ### Environmental Technician @ PYRAMID Laboratories Inc. Jan 2020 – Jan 2021 | Costa Mesa, California, United States ## Education ### Web Development / Software Engineer Zero To Mastery Academy Jan 2022 – Jan 2022 ### Bachelor's degree in Microbiology, General California State University, Long Beach Jan 2014 – Jan 2019 ## Contact & Social - LinkedIn: https://linkedin.com/in/joana-mateo --- Source: https://flows.cv/joana JSON Resume: https://flows.cv/joana/resume.json Last updated: 2026-03-23