Junior Backend Engineer Portfolio

This repository showcases five projects designed to demonstrate backend engineering skills in Node.js, TypeScript, AWS, and Terraform, tailored for a Junior Backend Engineer role.

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📋 Table of Contents

1. Task Management API
2. Serverless URL Shortener
3. Real-Time Chat Application
4. E-commerce Backend
5. Infrastructure Automation with Terraform
6. Getting Started
7. Contact

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1. Task Management API

🚀 Description

A RESTful API to manage tasks with user authentication and role-based access control.

📂 Key Features

• User authentication using JWT.
• CRUD operations for tasks.
• Deployed on AWS with Terraform.

🛠️ Technologies Used

• Node.js, TypeScript, PostgreSQL.
• AWS ECS, Terraform.

📝 Setup Instructions

1. Navigate to the task-management-api folder:

   cd task-management-api

2. Install dependencies:

   npm install

3. Set environment variables in .env (see .env.example).
4. Run locally:

   npm run dev

5. Deploy to AWS:

   terraform apply

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2. Serverless URL Shortener

🚀 Description

A serverless backend that shortens URLs and retrieves the original URLs.

📂 Key Features

• Generate short links for long URLs.
• Set expiration dates for links.
• Deployed on AWS Lambda using Terraform.

🛠️ Technologies Used

• Node.js, TypeScript, DynamoDB, API Gateway.
• AWS Lambda, Terraform.

📝 Setup Instructions

1. Navigate to the serverless-url-shortener folder:

   cd serverless-url-shortener

2. Install dependencies:

   npm install

3. Deploy to AWS:

   terraform apply

4. Test API endpoints using Postman or cURL.

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3. Real-Time Chat Application

🚀 Description

A backend for a real-time chat application supporting multiple chat rooms.

📂 Key Features

• Real-time messaging using WebSockets.
• Multi-room support.
• User presence tracking with DynamoDB Streams.

🛠️ Technologies Used

• Node.js, TypeScript, WebSocket.
• AWS SNS/SQS, DynamoDB Streams.

📝 Setup Instructions

1. Navigate to the real-time-chat folder:

   cd real-time-chat

2. Install dependencies:

   npm install

3. Start server locally:

   npm run dev

4. Deploy to AWS:

   terraform apply

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4. E-commerce Backend

🚀 Description

A scalable backend for managing products, user accounts, and orders for an e-commerce platform.

📂 Key Features

• Product inventory management.
• Secure user authentication and cart handling.
• Payment gateway integration.

🛠️ Technologies Used

• Node.js, TypeScript, PostgreSQL.
• AWS S3, RDS, Terraform.

📝 Setup Instructions

1. Navigate to the ecommerce-backend folder:

   cd ecommerce-backend

2. Install dependencies:

   npm install

3. Set environment variables in .env.
4. Run locally:

   npm run dev

5. Deploy to AWS:

   terraform apply

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5. Infrastructure Automation with Terraform

🚀 Description

A reusable Terraform module for automating web application deployment on AWS.

📂 Key Features

• Automated provisioning of EC2, S3, and RDS.
• Outputs for application URLs, credentials, and logs.
• Reusable module for multiple projects.

🛠️ Technologies Used

• Terraform, AWS EC2, S3, RDS.

📝 Setup Instructions

1. Navigate to the infrastructure-automation folder:

   cd infrastructure-automation

2. Update variables.tf with your AWS credentials.
3. Apply Terraform script:

   terraform apply

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⚙️ Getting Started

Clone this repository to explore the projects:

git clone https://github.com/ericnabofa/Junior-Backend-Engineer-Portfolio.git
cd  Junior-Backend-Engineer-Portfolio

Navigate to each project's folder for more details and instructions.

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📞 Contact

Oghenevwegba Eric Nabofa

• LinkedIn: linkedin.com/in/oghenevwegbaenabofa