Full Stack Developer Intern – Backend / MERN / Laravel Company: Appspine Technologies Private Limited Location: Noida, Uttar Pradesh Job Type: Internship Duration: 6 Months Department: Technology About AppspineAppspine is a software development company focused on building mobile applications, web platforms, SaaS products, MVPs, and AI-powered solutions for businesses and startups. We are looking for a Full Stack Developer Intern who is primarily interested in backend development and wants to gain hands-on experience working on real-world projects. About the RoleAs a Full Stack Developer Intern , you will primarily work on the backend side of applications , including API development, database management, authentication, third-party integrations, and payment gateways.

You will work with Node.js, Express.js, MongoDB, Laravel/PHP, and the MERN Stack while collaborating with frontend developers and other members of the development team. MERN Stack MERN = MongoDB Express.js React.js Node.js The role is backend-focused , with React.js mainly used for understanding frontend integration and connecting APIs with applications. Key ResponsibilitiesDevelop and maintain REST APIs using Node.js and Express.js.

Build backend features and application business logic. Work with MongoDB for database design and management. Implement CRUD operations and database queries. Develop authentication and authorization systems.

Work with JWT and OTP-based authentication . Integrate third-party APIs and external services . Implement payment gateway integrations , including Razorpay. Work with Laravel/PHP for backend development and existing applications.

Integrate APIs with React.js applications. Test APIs using Postman . Debug issues and fix backend bugs. Optimize API and database performance. Use Git/GitHub for version control and collaboration. Participate in testing, deployment,



maintenance, and code reviews.

Follow clean, reusable, secure, and maintainable coding practices. Collaborate with developers, designers, and project teams to deliver projects.

Required Skills Node.js Express.js MongoDB REST API Development &

• Integration Understanding of MERN Stack Laravel / PHP CRUD Operations Postman Git &

• GitHub Database concepts Authentication &

• Authorization JWT &

• OTP Third-party API integration Payment Gateway Integration Basic understanding of React.js API integration Good logical and problem-solving skills Ability to learn new technologies and work on real-world projects Good to HaveExperience with Razorpay or other payment gateways Experience building REST APIs Previous Node.js/MERN projects Knowledge of deployment and server basics Understanding of API security Experience working with real-world databases Who Can ApplyFreshers Recent graduates Students currently pursuing or completing a degree/course Candidates from Computer Science, IT, Software Development , or related fields Candidates with academic, personal, or internship projects in Node.js, MERN, Laravel, or backend development Internship Duration 6 Months Full-Time OpportunityCandidates demonstrating strong technical skills, performance, learning ability, project contribution, and professionalism during the internship may receive an opportunity for a full-time position with Appspine , subject to business requirements.

What You Will

GainHands-on experience with real-world applications Practical backend development experience Experience building and integrating REST APIs Experience with MongoDB and Node.js Exposure to payment gateway and third-party API integrations Experience working with MERN and Laravel Experience with Git/GitHub, testing, deployment, and production applications Prospect to work closely with an experienced development team

📌 Full Stack Developer Intern (Noida)
🏢 Appspine Technologies Private
📍 Noida