Joyner John Raj J
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  • Skills
  • Projects
  • Achievements
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I’m Joyner John Raj

A B.Tech student in AI & Data Science with hands-on experience in DevOps, UI/UX design, and Python development. I build practical, data-driven solutions combining technical problem-solving and creative design.

View My Work

About Me

As a driven B.Tech student specializing in Artificial Intelligence and Data Science, I have cultivated a diverse skill set through multiple internships. My experience spans across DevOps, where I've managed and automated systems; UI/UX design, where I focus on creating intuitive user experiences; and Python development, where I build robust applications. My goal is to build practical, data-driven solutions that effectively merge technical problem-solving with creative and user-centric design.

My Skills

Programming

Python

Java

MySQL

HTML & CSS

Tools & Platforms

Ubuntu

VS Code & Jupyter

Canva

GitHub

UI/UX & Design

Figma

Data Science & ML

NumPy & Pandas

Matplotlib & Seaborn

Scikit-learn

TensorFlow

My Projects

Potato Leaf Disease Prediction

A machine learning model to classify potato leaf diseases using TensorFlow and Scikit-learn.

Monthly Sales Report Generator

An automation script using Python and Pandas to generate insightful sales reports from raw data.

Website Interface Designs

A collection of modern UI/UX designs for various web applications, created with Figma and Canva.

DevOps Mail & Web Hosting

Configured and managed secure mail and web hosting environments on a Linux server.

Achievements & Certificates

  • Secured 4th position in Block-a-thon conducted at Thiran '25.
  • Participated as a NSS volunteer in free medical camps.
  • Co-ordinated an event “Mystery Twist” at AIZEN ‘24
  • Certified in Python for Data Science by NPTEL.
  • Certified in Linked Lists by CodeChef.

My Resume

Interested in learning more about my professional experience? Download my resume.

Download Resume

Get In Touch

Contact Information

Joyner John Raj J

joynerjohnraj04@gmail.com

+91 9952296388

© 2024 Joyner John Raj J. All rights reserved.

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Potato Leaf Disease Prediction

This project uses a deep learning model to accurately identify and classify diseases in potato leaves from images. It helps in early detection, enabling timely intervention to protect crops.

Tech Stack:

PythonScikit-learnTensorFlowNumPyPandas
View Demo
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Monthly Sales Report Generator

An automated script developed during an internship to process raw monthly sales CSV files. It cleans the data, performs analysis, and generates visualized reports using Matplotlib to highlight key sales metrics and trends.

Tech Stack:

PythonPandasMatplotlib
View on GitHub
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Website Interface Designs

A portfolio of UI/UX designs for a range of applications. Each design focuses on user-centric principles to create intuitive, accessible, and visually appealing interfaces. Prototypes were created in Figma and visual assets in Canva.

Tools:

FigmaCanva
View Repos
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DevOps Mail & Web Hosting

A hands-on project involving setting up a complete hosting environment on a Linux server. This included configuring Apache/Nginx as a web server, setting up a secure mail server, and managing DNS records for reliable service delivery.

Tech Stack:

UbuntuApache/NginxLinux Server