🚀 AI Developer | Full Stack Engineer | Building Scalable SaaS
I’m a developer focused on building real-world AI applications and scalable backend systems. Currently working on AI-powered SaaS tools, automation systems, and modern web applications.
I enjoy turning ideas into production-ready products — from UI to backend to deployment.
- 🤖 AI Chatbot Platforms (Lead Management, Automation)
- 📊 SaaS Dashboards & CRM Systems
- 🔗 API Integrations & Backend Systems
- ☁️ Cloud Deployments (AWS, VPS, Serverless)
Languages:
- JavaScript (Node.js), Python
Frontend:
- React, Next.js
Backend & APIs:
- Express.js, REST APIs
AI & Tools:
- OpenAI API, LangChain, LLM Apps
Database:
- PostgreSQL, Supabase
DevOps & Cloud:
- Docker, AWS, Vercel, Railway
Multi-tenant chatbot platform with automation, lead tracking, and real-time conversations.
Upload PDFs → Ask questions → Get intelligent answers using embeddings.
Automated workflows for handling leads, responses, and business processes.
- Build impactful AI products used by real businesses
- Scale SaaS applications to production level
- Continuously improve system design & architecture
- 💼 LinkedIn: nxniraj
- 🌐 Portfolio: nirajkumar.in
⚡ Focused on building, not just learning.


