Hi, I'm Developer Rayhan, a passionate Full Stack Web Developer specializing in Python Django, React, and modern backend architecture.
I enjoy building scalable web applications, clean REST APIs, and high-performance software solutions following industry best practices.
My primary focus is designing maintainable systems that solve real-world problems through modern software engineering principles.
I continuously improve my skills by learning new technologies, contributing to open-source projects, and building production-ready applications.
I have around 3–4 years of development experience working on backend systems, frontend applications, API development, and full-stack product engineering.
- Build scalable applications
- Write clean and maintainable code
- API-first development
- Security-first mindset
- Performance optimization
- Continuous learning
- Modern software architecture
- Team collaboration
- Open-source contribution
- Product-focused engineering
- Full-Time Opportunities
- Remote Engineering Roles
- Backend Development
- Full Stack Development
- Open Source Collaboration
- Freelance Projects
- AI Integration Projects
- Django Consulting
| Domain | Technologies |
|---|---|
| Backend Engineering | Django, FastAPI, REST API |
| Frontend Engineering | React, JavaScript, HTML5, CSS3 |
| Database Design | PostgreSQL, MySQL, SQLite, MongoDB |
| API Development | Django REST Framework, REST API |
| Authentication | JWT, Session Authentication |
| Version Control | Git, GitHub |
| Dev Tools | VS Code, Postman |
| Deployment | Docker, Linux |
| Programming | Python, JavaScript, C++ |
"Great software is built with consistency, clean architecture, and continuous learning."
Although my primary expertise is Full Stack Development, I am actively expanding my skills in Artificial Intelligence, Machine Learning, and LLM-powered application development to build intelligent, production-ready software.
| Domain | Proficiency | Details |
|---|---|---|
| Python for AI | ⭐⭐⭐⭐☆ | NumPy, Pandas, Data Processing |
| Machine Learning | ⭐⭐⭐☆☆ | Scikit-learn, Model Training |
| Deep Learning | ⭐⭐☆☆☆ | Learning TensorFlow & PyTorch |
| LLM Integration | ⭐⭐⭐⭐☆ | OpenAI API, Prompt Engineering |
| AI Automation | ⭐⭐⭐⭐☆ | Workflow Automation, AI APIs |
| FastAPI | ⭐⭐⭐⭐⭐ | AI Backend Development |
| REST API | ⭐⭐⭐⭐⭐ | Secure & Scalable API Design |
| Django REST Framework | ⭐⭐⭐⭐⭐ | Production API Development |
| Data Analysis | ⭐⭐⭐⭐☆ | Data Cleaning & Visualization |
| AI Product Engineering | ⭐⭐⭐☆☆ | Building AI-powered Applications |
Here are some of the projects I've been working on. Replace the repository links and descriptions later with your own production projects.
📦 django-ecommerce-store
Welcome to my Django E-Commerce Website.
This project is a complete Full Stack E-Commerce Web Application built using the Django Framework with a modern, responsive, and user-friendly interface.
The application allows customers to browse products, add items to their shopping cart, place secure orders, complete online payments through Stripe, and manage their accounts with ease.
The project follows a modular Django architecture by separating functionalities into multiple reusable apps, making the code clean, scalable, and easy to maintain.
Every sensitive configuration such as API Keys, Database Credentials, and Django Secret Keys are securely managed using a .env file.
| Category | Details |
|---|---|
| Stack | Django, React, PostgreSQL |
| Scale | Enterprise Ready |
| Performance | Optimized API Response |
| Security | JWT Authentication |
| Impact | High Productivity |
| Repository | https://github.com/iamdeveloperrayhan/django-ecommerce-store |
- Clean Architecture
- Responsive UI
- Secure Authentication
- RESTful APIs
- Production Ready Structure
- Docker Support
- Modular Components
- Easy Deployment
🛒 django-ecommerce-frontend
This project is a modern and responsive E-Commerce Frontend Website developed usingBootstrap, HTML, CSS, and JavaScript.
It focuses on creating a clean shopping experience with responsive layouts and user-friendly design.
| Category | Details |
|---|---|
| Stack | Django, DRF, React |
| Scale | Medium–Large |
| Performance | Cached APIs |
| Security | Token Authentication |
| Impact | Business Automation |
| Repository | https://github.com/iamdeveloperrayhan/django-ecommerce-frontend |
- Modular Backend
- REST API
- Dashboard
- Authentication
- CRUD Operations
- Database Optimization
- Mobile Responsive
- Clean Codebase
🏥 django-rest-api
This project is a RESTful API built with Django REST Framework (DRF).
It provides a clean and secure API for managing books with modern backend features including:
-🔍 Search
-📑 Filtering
-
The API is designed following REST principles and can easily be integrated with Web, Mobile or Desktop applications. A backend-focused application emphasizing API design, security, and maintainability using Django REST Framework.
| Category | Details |
|---|---|
| Stack | Django REST Framework |
| Scale | Enterprise |
| Performance | High Throughput APIs |
| Security | JWT + Permissions |
| Impact | Workflow Automation |
| Repository | https://github.com/iamdeveloperrayhan/django-rest-api |
- API Versioning
- Permission System
- Serializer Optimization
- PostgreSQL Integration
- API Documentation
- Logging
- Error Handling
- Clean Architecture
🛍️ hospital-appointment-management-api
Hospital Appointment Management API is a production-ready backend system built with Django REST Framework.
The project provides a complete RESTful API for managing hospital appointments, doctors, patients, billing, authentication, and dashboard analytics.
It follows secure authentication using JWT and role-based authorization for Admin, Doctor, and Patient.
The architecture is modular, clean, scalable, and follows REST API best practices.
| Category | Details |
|---|---|
| Stack | Django, React, PostgreSQL |
| Scale | Enterprise |
| Performance | Optimized Database Queries |
| Security | Secure Authentication |
| Impact | Digital Hospital Management |
| Repository | https://github.com/iamdeveloperrayhan/hospital-appointment-management-api |
- Shopping Cart
- Product Management
- Payment Integration Ready
- User Authentication
- Admin Dashboard
- REST APIs
- Responsive UI
- Scalable Architecture
⚡ interactive-clock
A modern and customizable Analog, Digital Clock UI built using HTML, CSS, and JavaScript.
This project includes interactive features like theme customization, clock size adjustment, and dynamic color changing.
| Category | Details |
|---|---|
| Scale | Production Ready |
| Performance | Ultra Fast |
| Security | NO Need |
| Impact | Enterprise Solution |
| Repository | https://github.com/iamdeveloperrayhan/interactive-clock |
- FastAPI
- Async APIs
- Docker Ready
- PostgreSQL
- Authentication
- Logging
- CI/CD Friendly
- Easy Deployment
| Project | Description |
|---|---|
| django-ecommerce-frontend | Modern React frontend for a Django-powered eCommerce platform. |
| django-ecommerce-store | Complete eCommerce solution with scalable backend architecture. |
| django-rest-api | Production-ready REST API using Django REST Framework. |
| hospital-appointment-management-api | Backend API for hospital appointment scheduling and patient management. |
Clean Code • Scalable Architecture • API First • Security First • Performance Driven • Continuous Learning
Freelance / Open Source Contributor
Duration: 2022 – Present (3+ Years)
As a Full Stack Web Developer, I specialize in designing and developing scalable web applications using modern technologies such as Python, Django, React, and REST APIs. My work focuses on building secure, maintainable, and production-ready software solutions while continuously adopting best engineering practices.
- Design scalable backend architectures using Django.
- Develop secure REST APIs with Django REST Framework.
- Build responsive and interactive UIs using React.
- Integrate frontend and backend seamlessly.
- Optimize application performance and database queries.
- Implement authentication and authorization.
- Follow clean architecture and reusable code principles.
- Collaborate on open-source projects.
- Write maintainable, well-documented code.
- Deploy applications in Linux environments.
Python
Django
React
JavaScript
REST API
FastAPI
PostgreSQL
MySQL
Git
GitHub
Docker
Linux
| Achievement | Details |
|---|---|
| 🚀 Experience | 3+ Years in Full Stack Development |
| 💻 Specialization | Python • Django • React |
| 🌐 Backend | REST API & API Architecture |
| ⚡ Performance | Optimized Backend Services |
| 🔒 Security | Authentication & Authorization |
| 📦 Clean Code | Modular & Maintainable Codebase |
| 🤝 Collaboration | Open Source Friendly |
| 📚 Learning | AI Integration & FastAPI |
| 🎯 Goal | Enterprise Software Engineering |
| 🌍 Availability | Full-Time & Open Source |
| Backend | Frontend | Database | DevOps |
|---|---|---|---|
| ⭐⭐⭐⭐⭐ | ⭐⭐⭐⭐☆ | ⭐⭐⭐⭐☆ | ⭐⭐⭐☆☆ |
Replace the badges below with your actual certification links after earning or adding them.
| Area | Status |
|---|---|
| FastAPI | 🟣 In Progress |
| Artificial Intelligence | 🟣 Learning |
| Machine Learning | 🟣 Learning |
| LLM Applications | 🟣 Exploring |
| System Design | 🟣 Improving |
| Docker | 🟣 Improving |
| PostgreSQL Optimization | 🟣 Learning |
| Cloud Deployment | 🟣 Exploring |
Passionate about building scalable software products that create real-world impact through clean architecture, secure APIs, and modern engineering practices.
My long-term goal is to become a Senior Software Engineer specializing in Backend Engineering, AI-powered Applications, and Cloud-native Systems, while contributing to open-source communities and developing enterprise-grade software.
Developer: Developer Rayhan
Current_Role:
- Full Stack Web Developer
- Backend API Engineer
Learning:
- FastAPI
- Artificial Intelligence
- Machine Learning
- Large Language Models (LLMs)
- System Design
- Cloud Computing
Building:
- django-ecommerce-frontend
- django-ecommerce-store
- django-rest-api
- hospital-appointment-management-api
Exploring:
- AI Integration
- RAG Applications
- LangChain
- Docker
- Kubernetes
- Microservices
- Cloud Deployment
Open_To:
- Full-Time Opportunities
- Backend Engineering
- Full Stack Development
- Open Source Collaboration
- Remote Engineering Roles
Currently_Available: true
I'm always interested in collaborating on:
- 🚀 Open Source Projects
- 🤖 AI & Machine Learning Applications
- 🌐 Full Stack Web Applications
- ⚡ Django & FastAPI Projects
- 🔗 REST API Development
- 🏢 Enterprise Software Solutions
If you have an interesting project or opportunity, feel free to reach out.
- 💻 I enjoy solving real-world problems through software.
- 🐍 Python is my primary programming language.
- ⚛️ React is my preferred frontend framework.
- 🔥 I love building scalable REST APIs.
- 📚 Every day is an opportunity to learn something new.
- 🌍 Open-source inspires me to grow as an engineer.
| Focus Area | Expertise |
|---|---|
| 🐍 Python | ⭐⭐⭐⭐⭐ |
| 🎯 Django | ⭐⭐⭐⭐⭐ |
| ⚛️ React | ⭐⭐⭐⭐☆ |
| 🔗 REST API | ⭐⭐⭐⭐⭐ |
| 🛢 PostgreSQL | ⭐⭐⭐⭐☆ |
| ⚡ FastAPI | ⭐⭐⭐⭐☆ |
| ☁ Cloud | ⭐⭐⭐☆☆ |
| 🤖 AI Integration | ⭐⭐⭐☆☆ |
"First, solve the problem. Then, write the code."
— John Johnson