MERN Stack Developer (CRM, Chatbot & WhatsApp API Development)

MERN Stack Developer (CRM, Chatbot & WhatsApp API Development)

Location: Newtown, Kolkata
Job Type: Full-Time (Work from Office)
Salary: ₹12,000 – ₹18,000 per month
Working Hours:

• Monday to Friday: 10:00 AM – 7:00 PM
• Saturday: 10:00 AM – 3:00 PM

Job Description

We are hiring a passionate MERN Stack Developer who has hands-on experience in developing CRM systems, Chatbots, and WhatsApp API integrations.
The ideal candidate must have strong knowledge of React.js, Node.js, Express, Next.js, and MongoDB, with the ability to build scalable and efficient web applications.

Key Responsibilities

• Design, develop, and maintain CRM and Chatbot-based web applications.
• Integrate and manage WhatsApp API / Twilio API for communication automation.
• Build responsive UI dashboards using React.js / Next.js.
• Develop real-time chat features using Socket.io or WebSocket.
• Manage and optimize MongoDB for storing chats, leads, and CRM data.
• Ensure code quality, performance, and scalability of applications.
• Collaborate with design and backend teams for seamless development.
• Troubleshoot, debug, and upgrade existing systems.

Required Skills

• Proficient in React.js, Node.js, Express.js, Next.js, and MongoDB
• Experience with Chatbot and API integrations (Twilio / WhatsApp Cloud API)
• Knowledge of Socket.io or WebSocket for real-time messaging
• Understanding of RESTful API development
• Strong problem-solving and teamwork skills

Perks & Benefits

• Fixed working hours (No night shifts)
• Friendly and growing tech team
• Opportunity to work on real-time communication and CRM projects

Job Type: Full-time

Pay: ₹12,000.00 - ₹18,000.00 per month

Work Location: In person