React Native & PostGIS System Design Full Stack Implementation with

In this Geoverse series episode, we explore the full-stack system design and implementation of a geospatial application using React Native, PostGIS, and Supabase PostgreSQL. This tutorial guides you through creating powerful, location-based features for apps like ride-sharing, food delivery, or social networking platforms with minimal setup and maximum scalability.
We begin by introducing PostGIS, the geospatial extension for PostgreSQL, which allows advanced geographic data handling. You’ll learn why PostGIS is the go-to solution for spatial queries, such as finding nearby points, calculating distances, and creating bounding boxes. When combined with Supabase, it becomes an efficient and developer-friendly backend for modern applications.
The tutorial walks you through setting up your Supabase project and enabling PostGIS on your PostgreSQL database. It covers designing a schema optimized for geospatial data, including tables to store location data with latitude and longitude fields, geometry columns, and spatial indices for fast querying. You’ll also learn how to use PostGIS functions like ST_Distance, ST_Within, and ST_Contains to perform proximity searches and spatial filtering.
On the frontend, we use React Native to build a geolocation-enabled application. The tutorial demonstrates how to capture user coordinates in real-time using the device's GPS and securely send them to the backend. You’ll also learn how to query the backend for nearby points and visualize the results in the app.
To complete the implementation, we integrate mapping libraries such as React Native Maps or Mapbox GL to create an interactive user interface. This includes displaying geospatial data as pins, markers, or heatmaps on a map. Features like real-time location tracking, draggable map markers, and radius-based filtering are implemented to enhance the user experience.
The tutorial also covers connecting your frontend to the backend using Supabase client libraries. It provides insights on writing secure SQL queries and using Supabase’s built-in authentication to protect your endpoints. Best practices for API performance, caching, and rate limiting are emphasized to ensure your app remains responsive under heavy usage.
For advanced functionality, we explore clustering large datasets to optimize map performance, geofencing to trigger location-based notifications, and real-time updates using Supabase’s subscription feature. Debugging tips for handling GPS inaccuracies and edge cases like overlapping coordinates are also discussed.
By the end of this tutorial, you’ll have a full-stack geolocation system integrated with React Native, PostGIS, and Supabase PostgreSQL. This system will be ready to power robust, scalable applications, making it an ideal resource for developers looking to master geospatial technologies and create feature-rich, location-based apps.
Join the Geoverse series to unlock the full potential of geospatial development, and don’t forget to like, share, and subscribe for more tutorials on cutting-edge system design. Take your React Native and PostGIS skills to the next level today.
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[@ryujigtr]

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[@gauthamvijay]

Thank you brother for your kind words ❤️‍🔥.
It motivates me to make more complex videos like this.

[@Ali_07_RN]

This video is helpful brother ❤

[@gauthamvijay]

Thank you brother ❤️‍🔥