Constructed screen routes using React Navigation for user to freely navigate to and from any nested screens

Incorporated Firebase and Firestore to store and retrieve app data and secure user authentication

Implemented React Native Paper Segmented Buttons as tabs under the Profile screen to allow user to view Profile-related details for a specific user

Utilized Redux to store app theme colors for user to alternate from light/dark mode in Profile Settings

Integrated RESTful API routes and transformed csv file data into client-based PostgreSQL tables using ETL allowing database to directly extract data from its tables

Improved number of requests in K6 tests from 18 req/sec to 741 req/sec by creating index columns in database tables

Utilized NGINX round-robin load-balancer and caching methods to decrease response times from 800 ms to 61 ms for 1000 clients with Loader.io tests

Created modal forms with HTML validation methods to ensure proper field requirements

Incorporated search bar to render Q&A list based on user input queries using React Hooks

Rendered a scrollable Q&A list to fit half the screen size using TailwindCSS styled components

Compressed files and their code to improve Lighthouse performance scores from 53 to 84 with Terser and a compression middleware