Job description: *About Us* We are a rapidly growing, tech-driven company delivering next-gen digital solutions to global clients. Our focus is on building scalable, high-performance web applications and integrating powerful tools like WhatsApp CRM, marketing automation platforms, and cloud infrastructure. We’re looking for a *Lead MERN Stack Developer* who can take ownership of projects, lead full-stack development, and drive robust integrations—including *Meta WhatsApp Business API*, CRM systems, and payment solutions. *Key Responsibilities* * Design, develop, and deploy full-stack web applications using *MongoDB, Express.js, React.js, and Node.js (MERN Stack)* * Integrate *Meta WhatsApp Business API* to power communication tools and CRM workflows * Build and connect CRM systems like *Zoho, HubSpot, Mailchimp* for marketing and customer management * Develop and manage secure *RESTful APIs* and scalable *microservices* * Integrate payment gateways (e.g., Razorpay, Stripe, Paytm) and shipping APIs (Shiprocket, Delhivery) * Work with SMS/OTP APIs such as *Twilio* and *MSG91* * Collaborate with UI/UX teams to create responsive, intuitive interfaces * Implement CI/CD pipelines and Git workflows for efficient development * Deploy and manage applications on *AWS cloud* * Monitor, debug, and optimize application performance and security *Requirements* * 7–8 years of *hands-on experience with the MERN stack* * Strong front-end expertise with *React.js, Redux, Hooks*, and modern development tools * Proficient in *Node.js, Express.js*, and *MongoDB (NoSQL)* * Deep understanding of *REST API development*, authentication (JWT/OAuth), and microservices architecture * Experience integrating third-party APIs, especially: * *Meta WhatsApp Business API* * *CRM tools* (HubSpot, Zoho, Mailchimp, etc.) * *Payment & shipping APIs* * Familiar with Git, CI/CD, DevOps basics, and cloud deployment (AWS preferred) * Bonus: Experience with *TypeScript, GraphQL, Docker, Kubernetes* *Preferred Experience* * MERN Stack: 6+ years (Required) * React.js & Redux: 6+ years (Required) * Node.js & Express.js: 6+ years (Required) * MongoDB/NoSQL: 6+ years (Preferred) *Job Type:* Full-time *Location:* Hybrid (Janak Puri, Delhi) *Schedule:* Day Shift *If you're passionate about full-stack development and love integrating smart tools like WhatsApp CRM and automation platforms, we'd love to hear from you!* Job Type: Full-time Work Location: In person
