Mern Stack Developer || Remote || 4+years

Job Location - Remote

Shift Timing - 9 AM to 6 PM IST

Job Description

We are seeking a skilled and experienced MERN Stack Developer with a strong background in eCommerce and travel

technology solutions. The ideal candidate will have 4+ years of hands-on experience building scalable web applications

and APIs using the MongoDB, MySQL, [link removed], [link removed], and [link removed] stack, with a proven track record of

delivering user-centric features in high-traffic eCommerce and travel industry environments. Key Responsibilities

Design, build, and maintain scalable full-stack applications tailored for eCommerce solutions. Develop secure and optimized RESTful APIs for product catalogs, carts, orders, payments, etc. Build rich, dynamic front-end features for seamless customer experience using [link removed]. Ensure responsive UI/UX for both desktop and mobile eCommerce experiences. Work on complex modules like cart management, checkout flows, payment gateway integrations, inventory handling, and user authentication. Integrate with third-party services such as payment gateways, hotel/flight/transport APIs, CRMs, and analytics tools. Work on key features such as dynamic pricing, multi-vendor bookings, itinerary builders, cart abandonment flows, loyalty/reward systems, and user authentication flows. Implement SEO best practices, lazy loading, and performance optimization techniques. Collaborate with cross-functional teams including designers, product owners, QA, and DevOps. Identify and resolve bugs, performance issues, and scalability bottlenecks in both front-end and back-end. Follow Agile methodologies, participate in daily standups, sprint planning, and code reviews.

Qualifications & Skills

Required:

4+ years of experience in full-stack development using MERN (MongoDB, MySQL, [link removed], [link removed], [link removed]). Strong knowledge of JavaScript (ES6+), React Hooks, Redux or Context API. Backend proficiency with [link removed], [link removed], and API development. Expertise in MongoDB and MySQL, with experience in designing schemas, indexing, and aggregation pipelines. Familiarity with Mongoose ODM and data modeling for large-scale eCommerce systems. Hands-on experience with payment gateways (e.g., Razorpay, Stripe, PayPal) and order lifecycle. Knowledge of user authentication & authorization (JWT, OAuth, session-based). Experience with responsive design and frontend frameworks like Tailwind CSS or Bootstrap. Git version control and familiarity with deployment pipelines (CI/CD). Basic DevOps understanding and experience with cloud deployments (AWS, Vercel, Heroku, or GCP). Domain-Specific Experience:

eCommerce domain experience: Understanding of shopping cart flows, product SKUs, inventory management, pricing engines, and order management. Travel domain experience: Hands-on experience with travel booking platforms (hotels, flights, buses), itinerary

planning, availability APIs (like Amadeus, Sabre, etc.), and dynamic pricing models. Familiarity with calendar syncing, location-based services, multi-currency support, and timezone handling. Understanding of product catalogs, SKU management, dynamic pricing, cart & wishlist handling. Experience integrating third-party services like CRMs, email platforms, shipping APIs, analytics tools, etc. Performance optimization for high-traffic user scenarios. Preferred:

Experience with TypeScript. Exposure to GraphQL. Familiarity with headless commerce or PWA (Progressive Web Apps). Understanding of microservices and serverless architecture. Performance optimization for high-traffic user scenarios. Prior experience working in travel aggregators or online marketplaces

Originally posted on Himalayas