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I will build a scalable nodejs nestjs backend with ai integration
Surya Chaudhary
About this gig
Are you looking for a robust, high-performance, and future-proof backend solution for your application?
I will develop a professional, scalable backend using the power of Node.js and frameworks like NestJS (for structured, enterprise applications) or Express.js (for lightweight, flexible solutions).
Whether you are starting from scratch or optimizing an existing system, I ensure clean, maintainable code and architecture designed to handle growth.
To truly make your application stand out, I can integrate advanced AI capabilities (such as OpenAI/GPT, natural language processing chatbots, image recognition, or custom ML models) tailored to your business needs.
What I Offer:
- Scalable Backend Architecture using Node.js, NestJS, or Express.
- Secure RESTful API design and implementation.
- Database design and integration (MongoDB, PostgreSQL, MySQL).
- AI Integration: Leverage Generative AI for automation, personalization, and and data analysis.
- Authentication & Authorization (JWT, OAuth).
- Deployment setup on AWS, Heroku, or DigitalOcean.
Let's build something intelligent and powerful together. Contact me to discuss your project requirements before ordering!
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Get to know Surya Chaudhary
Surya Chaudhary
Full Stack Developer
- FromIndia
- Member sinceFeb 2025
Languages
Hindi, English
Full Stack Engineer with 4+ years of experience building scalable MERN, Next.js, Java Spring Boot, AWS, and AI-powered applications. Worked with enterprise clients at Nagarro on microservices, automation systems, serverless architecture, and LLM integrations. Skilled in React, Node.js, Nest.js, OpenAI, RAG, AWS Lambda, MongoDB, PostgreSQL, and real-time applications. I deliver clean, scalable, and production-ready solutions focused on performance and business impact.
My Portfolio
FAQ
Should I choose Express.js or NestJS for my project?
Express.js is lightweight, highly flexible, and excellent for rapidly building smaller to medium-sized applications. NestJS provides a robust, heavily structured architecture out of the box, making it the ideal choice for highly scalable, enterprise-level applications that require strict maintainabi
What type of databases do you work with for these backends?
I am highly experienced with NoSQL databases, specifically MongoDB, which pairs perfectly with the MERN stack ecosystem. I can also seamlessly integrate relational databases depending on your data structure needs.
How exactly do you integrate AI into the backend?
I can integrate various AI functionalities depending on your goals. This includes connecting your backend to LLM APIs (like OpenAI) to build features such as Retrieval-Augmented Generation (RAG) chatbots, automated content generation, or integrating semantic search capabilities using vector database
Will my API be secure and ready for frontend integration?
Absolutely. I implement industry-standard security practices, including secure authentication (JWT, OAuth) and data validation. I also ensure all endpoints are clearly structured so your frontend developers (whether they are using React, Vue, or mobile frameworks) can integrate them effortlessly.
Can you help deploy the backend once it's finished?
Yes! I can handle the complete deployment process, setting up robust cloud infrastructure on platforms like AWS. I can also utilize modern automation tools like GitHub Actions to ensure smooth, continuous deployment workflows.
