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I will develop ai powered web applications
Subhajit
About this gig
I develop custom AI-powered web applications designed around your specific business or project requirements.
My services include:
- AI-powered web applications and features
- LLM and chatbot integration
- RAG and document-based AI systems
- AI APIs and backend development
- React and Node.js applications
- Python and FastAPI backends
- REST API development and third-party integrations
- PostgreSQL and MongoDB database integration
- Authentication and secure backend systems
- OCR and intelligent document processing
- Performance optimization, debugging, and deployment
I focus on clean architecture, reliable functionality, responsive interfaces, and maintainable code to deliver solutions that are practical and scalable.
Have an AI project in mind? Contact me with your requirements, and let's discuss how I can turn your idea into a working application.
Get to know Subhajit
Subhajit
Software Developer
- FromIndia
- Member sinceSep 2026
- Avg. response time1 hour
Languages
Bengali, English, Hindi, Assamese
I’m a software developer specializing in full-stack web development, backend systems, APIs, and AI-powered applications. I build with React, Node.js, Express, Python, FastAPI, PostgreSQL, MongoDB, and Prisma, with experience in LLMs, Agentic RAG, LangGraph, OCR, and document processing. I focus on building scalable, secure, and maintainable solutions—from responsive interfaces and robust APIs to AI integrations, debugging, and deployment. My goal is simple: understand your requirements, build the right solution, and deliver quality work on time.
My Portfolio
FAQ
What information do you need to start the project?
Please provide your project requirements, preferred features, design references (if available), required integrations, and any relevant API keys, documentation, or existing code.
Can you integrate AI or LLM features into an existing application?
Yes. I can integrate AI/LLM capabilities such as chatbots, document Q&A, RAG, information extraction, and other AI-powered features into existing applications.
Can you build the backend and database as well?
Yes. I can develop the backend, REST APIs, authentication, database integration, and supporting services required for your application.
Can you work with my existing project or codebase?
Yes. I can work with an existing codebase, add new features, integrate APIs, resolve bugs, improve performance, and extend the application's functionality.
Will the application be responsive?
Yes. Web interfaces can be developed with responsive layouts optimized for desktop, tablet, and mobile devices.
Do you provide deployment assistance?
Yes. I can assist with deploying the application and configuring the required services, environment variables, databases, and APIs.
Can you build a custom solution based on my idea?
Yes. Each project can be tailored to your specific requirements. Please message me before ordering so we can discuss the scope, technical requirements, and appropriate package.
