Inspiration

In Bangladesh, accessing quick help or safe transportation remains a challenge in many everyday situations. People often struggle to find nearby support during urgent needs or when traveling. Existing solutions are often limited, slow, or not community-focused.

This inspired us to build CholoBD — a platform that connects people in real time with others around them, enabling faster assistance, better coordination, and stronger community support.


What it does

CholoBD is a real-time, location-based platform that connects users with nearby people for help, rides, and local services.

Users can discover nearby individuals, request assistance, share live location, and communicate instantly. The platform also enables hiring for tasks and services, creating both convenience and earning opportunities.


How we built it

CholoBD was developed using modern, scalable technologies:

  • Frontend: Next.js (App Router), React, Tailwind CSS
  • Backend: Supabase (Authentication, Database, Realtime services)
  • Database: PostgreSQL
  • Authentication: Supabase Auth and Google OAuth
  • Realtime Features: Supabase Realtime for messaging and live updates
  • Deployment: Vercel

The system is designed to handle real-time communication and location-based interactions efficiently.


Challenges we ran into

  • Implementing accurate and efficient real-time location tracking
  • Managing scalable real-time messaging between users
  • Designing a simple and intuitive user interface
  • Ensuring performance with increasing user activity
  • Building trust and safety within a community-driven system

Accomplishments that we're proud of

  • Successfully launched a working platform with real users
  • Achieved growth of over 2,000 users in a short time
  • Built a real-time help and communication system
  • Created a platform that combines help, rides, and local hiring in one solution

What we learned

  • How to build and scale real-time web applications
  • The importance of user experience in community platforms
  • Handling location-based data effectively
  • Managing early-stage growth and user engagement

What's next for CholoBD – Real-Time Help & Ride Network for Bangladesh

  • AI-based smart matching system for better connections
  • Emergency alert and response system
  • Mobile application development
  • Improved safety, verification, and trust features
  • Expansion to more regions across Bangladesh

Core Services

CholoBD provides a set of community-driven, location-based services designed to connect people and enable real-time support.

1. Community Help System

Users can request help in urgent situations using a dedicated help feature. Nearby users are notified and can respond quickly. The system shares live location to ensure accurate and fast assistance.

2. Real-Time Location Sharing

CholoBD enables precise location tracking, allowing users to find and connect with others nearby. This improves safety, coordination, and response time.

3. Instant Messaging

Users can communicate in real time through integrated chat, making it easy to coordinate help, rides, or services.

4. Local Hiring and Task Services

CholoBD allows users to hire nearby individuals for small or large tasks based on their needs. Work can range from simple daily tasks to higher-value services, with flexible payment depending on the job.

5. Ride and Assistance Requests

Users can request rides or general assistance from nearby people, creating a fast and community-based alternative to traditional services.

6. Entrepreneur and Community Network

CholoBD also connects local entrepreneurs and service providers with nearby users, helping them find opportunities, grow their network, and offer services within their community.

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