I’m Sehaj Chauhan — a Full-Stack Web Developer, UI/UX Designer, and Generative AI Enthusiast passionate about creating modern, intuitive, and visually engaging digital experiences.
At just 18, I’ve completed specialized training in MERN Stack Development, Node.js + MySQL, backend development using ASP.NET and Microservices, as well as a comprehensive IBM Generative AI Engineering Professional Certificate.
I’m also certified in UI/UX Design with Figma, Git & GitHub, and proficient in programming languages including Ruby, C, C++, and C#.
My focus is on combining clean, maintainable code with compelling design to build full-stack applications that are not only functional but also delightful and user-friendly, with AI-powered enhancements wherever possible.
IBM Generative AI Engineering Professional Certificate
IBM – Coursera
Learned generative AI, LLMs, transformers, prompt engineering, RAG, LangChain, and AI agent development.
Other AI Certificates (16-Course Series)
Sep 2025
1. Introduction to Artificial Intelligence (AI)
Sep 2025
2. Generative AI: Introduction and Applications
Sep 2025
3. Generative AI: Prompt Engineering Basics
Sep 2025
4. Python for Data Science, AI & Development
Sep 2025
5. Developing AI Applications with Python and Flask
Sep 2025
6. Building Generative AI-Powered Applications with Python
Sep 2025
7. Data Analysis with Python
Sep 2025
8. Machine Learning with Python
Sep 2025
9. Introduction to Deep Learning & Neural Networks with Keras
Sep 2025
10. Generative AI and LLMs: Architecture and Data Preparation
Sep 2025
11. Gen AI Foundational Models for NLP & Language Understanding
Sep 2025
12. Generative AI Language Modeling with Transformers
Sep 2025
13. Generative AI Engineering and Fine-Tuning Transformers
Sep 2025
14. Generative AI Advanced Fine-Tuning for LLMs
Sep 2025
15. Fundamentals of AI Agents Using RAG and LangChain
Sep 2025
16. Project: Generative AI Applications with RAG and LangChain
May 2024
MERN Stack Development
VMM Education
Built full-stack apps using MongoDB, Express.js, React.js, and Node.js.
Apr 2024
ASP.NET for Experienced Developers
Board Infinity
Learned advanced .NET backend concepts, REST APIs, and deployment.
Mar 2024
Specialization in C & C++
UC Santa Cruz – Coursera
Structured programming, memory management, and OOP fundamentals.
Feb 2024
Git & GitHub
Udemy / Practice
Version control, branching, pull requests, and open-source collaboration.
Feb 2024
UI/UX Design with Figma
Udemy
Designed responsive wireframes, prototypes, and user flows using Figma.
Dec 2023
Node.js & MySQL Development
VMM Education
Created server-side applications and APIs integrated with MySQL databases.
Other .NET Certificates
Mar 2024
C# for .NET Developers
Board Infinity
Mastered object-oriented concepts and syntax for enterprise-level apps.
Mar 2024
Backend Development using ASP.Net
Board Infinity
Built secure RESTful APIs and integrated frontend with backend services.
Apr 2024
Microservices and Deployment by using ASP.NET
Board Infinity
Designed scalable microservices with Docker and CI/CD pipelines.
Apr 2024
ASP.NET for Experienced Developers (Specialization)
Board Infinity
Enhanced performance, security, and advanced component structuring.
Other C & C++ Certificates
Feb 2024
C for Everyone: Programming Fundamentals
University of California, Santa Cruz - Coursera
Learned variables, loops, conditionals, and basic logic in C.
Feb 2024
C for Everyone: Structured Programming
University of California, Santa Cruz - Coursera
Explored modular programming, arrays, and memory handling in C.
Feb 2024
C++ For C Programmers, Part A
University of California, Santa Cruz - Coursera
Transitioned to C++ with classes, templates, and STL basics.
Mar 2024
C++ For C Programmers, Part B
University of California, Santa Cruz - Coursera
Worked on graph algorithms, memory management, and performance.
Mar 2024
Coding for Everyone: C and C++ (Specialization)
University of California, Santa Cruz - Coursera
Completed full track combining C fundamentals and C++ proficiency.
Skills & Proficiency
Frontend
100%
95%
85%
90%
95%
80%
Backend & Tools
95%
90%
80%
100%
75%
80%
60%
85%
80%
AI / Machine Learning / Generative AI
85%
80%
90%
75%
85%
80%
70%
Data Science & NLP
90%
85%
80%
75%
95%
80%
75%
Sehaj Chauhan - Projects
Harshanam
Full-stack wellness platform with user & admin portals, online payments, emails,
and service management – built with Node.js and MySQL.
Harshanam – Wellness & Astrology Platform
Harshanam is a full-stack web application that connects users with wellness and spiritual
services like diet plans, astrology, psychologist support, and workshops & yoga.
It includes separate user and admin portals, secure authentication, order management,
payment integration, and email-based notifications.
Languages & Technologies Used
HTML5 & CSS3
Semantic layout and responsive UI for public and admin pages.
Bootstrap 5
Grid system, components, and utilities for cards, forms, and layout.
JavaScript & SweetAlert2
Frontend logic, validations, and modern popup alerts.
Node.js & Express.js
Backend server, routes, middleware, and REST-style endpoints.
MySQL (mysql2)
Relational database for users, admins, orders, and services.
express-session
Session-based authentication and login management.
Razorpay
Payment gateway integration for secure online payments.
Nodemailer (SMTP)
Transactional emails and admin notifications.
dotenv & multer / fileupload
Environment variables and file upload handling.
Key Features
User Registration & Login
Signup with wellness details, secure login, and active/inactive user status.
User Profile Management
Edit profile info with backend validation and email confirmation.
Cart & Order Flow
Cart and order pages to select services and place requests.
Razorpay Payment Integration
Secure checkout with server-side verification of payments.
Email Notifications
Admin alerts and user notifications from contact@nodariotech.com.
Password Management
Change password and forgot-password flows for users.
Multi-role Admin Panel
Separate roles for main admin, sub-admins, astrologer, psychologist, and yoga/workshop.
Service-specific Admin Pages
Dedicated admin screens for Diet, Astrology, Psychologist, and Workshop & Yoga.
Order & User Management
View users, manage orders, and control admin access.
Harshanam is a full-stack web application that connects users with wellness and spiritual
services like diet plans, astrology, psychologist support, and workshops & yoga.
It includes separate user and admin portals, secure authentication, order management,
payment integration, and email-based notifications.
Languages & Technologies Used
HTML5 & CSS3
Semantic layout and responsive UI for public and admin pages.
Bootstrap 5
Grid system, components, and utilities for cards, forms, and layout.
JavaScript & SweetAlert2
Frontend logic, validations, and modern popup alerts.
Node.js & Express.js
Backend server, routes, middleware, and REST-style endpoints.
MySQL (mysql2)
Relational database for users, admins, orders, and services.
express-session
Session-based authentication and login management.
Razorpay
Payment gateway integration for secure online payments.
Nodemailer (SMTP)
Transactional emails and admin notifications.
dotenv & multer / fileupload
Environment variables and file upload handling.
Key Features
User Registration & Login
Signup with wellness details, secure login, and active/inactive user status.
User Profile Management
Edit profile info with backend validation and email confirmation.
Cart & Order Flow
Cart and order pages to select services and place requests.
Razorpay Payment Integration
Secure checkout with server-side verification of payments.
Email Notifications
Admin alerts and user notifications from contact@nodariotech.com.
Password Management
Change password and forgot-password flows for users.
Multi-role Admin Panel
Separate roles for main admin, sub-admins, astrologer, psychologist, and yoga/workshop.
Service-specific Admin Pages
Dedicated admin screens for Diet, Astrology, Psychologist, and Workshop & Yoga.
Order & User Management
View users, manage orders, and control admin access.
