Bug Fixes – Whatsapp integration (Experienced Developer Needed for React.js/Node.js)

We are seeking an experienced developer to resolve several small bugs within our existing messaging application. This application integrates with Telegram and WhatsApp and is built using React.js for the frontend, Node.js with Express for the backend, and MongoDB as the database.

The primary issues to be addressed include:
- Fixing problems with sending and receiving messages.
- Implementing minor interface adjustments and bug fixes.

We require a freelancer with proven experience in messaging APIs and the specified technologies to ensure a quick and efficient resolution. The project is straightforward but requires a keen eye for detail and a solid understanding of the tech stack.