TaskPulse – 3-Tier Task Management Application

#visit: 👉 http://ec2-35-154-147-201.ap-south-1.compute.amazonaws.com/

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Overview

TaskPulse is a 3-tier task management web application with:

• Frontend: User-friendly Flask templates.
• Backend: Python Flask APIs.
• Database: Neon (serverless PostgreSQL).
• Notifications: Email alerts on task creation and due dates.
• Deployment: Dockerized with Kubernetes, CI/CD via Jenkins & ArgoCD, hosted on EC2.

Key Features:

• User signup and task assignment.
• Add, view, and complete tasks.
• Automatic email notifications for task creation and upcoming due dates.
• Scalable, modular architecture.

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Architecture

+----------------+      +----------------+      +----------------+
|   Frontend     | ---> |   Backend API  | ---> |   Neon DB      |
|  (Flask UI)    |      | (Flask + APIs)|      | PostgreSQL     |
+----------------+      +----------------+      +----------------+
|
v
Notifications (Email)

• Deployment: Dockerized application running on Kubernetes.
• CI/CD: Jenkins triggers builds → ArgoCD deploys to Railway.

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Screenshots

Main App UI:

Jenkins Pipeline:

ArgoCD Deployment:

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Installation / Local Setup

1. Clone the repository:

git clone https://github.com/Harshitraiii2005/TaskPulse.git
cd TaskPulse

2. Create & activate virtual environment:

python -m venv venv
source venv/bin/activate  # Linux/Mac
venv\Scripts\activate     # Windows

3. Install dependencies:

pip install -r requirements.txt

4. Set environment variables (.env or Railway service variables):

DATABASE_URL=<your_neon_database_url>
EMAIL_ADDRESS=<your_email>
EMAIL_APP_PASSWORD=<your_email_app_password>
SECRET_KEY=<your_secret_key>

5. Run backend locally:

python backend/app.py

6. Open http://localhost:5000 in your browser.

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Deployment

• Railway: Live deployment hosted on Railway.
• CI/CD: Jenkins pipeline builds Docker images → ArgoCD deploys to Kubernetes.
• Kubernetes manifests available in deployment/ folder.

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Notifications

• Task Created: Email sent to user with task details.
• Task Due Reminder: Email alert when a task is approaching its due date.

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Tech Stack

Layer	Technology
Frontend	Flask, HTML, CSS, Bootstrap
Backend	Python, Flask, psycopg2
Database	Neon (PostgreSQL)
CI/CD	Jenkins, ArgoCD
Deployment	Docker, Kubernetes, Railway
Notifications	SMTP Email

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Contributing

1. Fork the repo.
2. Create a feature branch: git checkout -b feature/my-feature
3. Commit changes: git commit -m 'Add some feature'
4. Push to branch: git push origin feature/my-feature
5. Open a Pull Request.

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License

MIT License © 2026 Harshit Rai

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Live App: TaskPulse on Railway