Hello there, I'm Ariiq Islam Alfajri

IT Enthusiast & IT Consultant

Welcome to my portfolio website!

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About me

I am Ariiq,

a data-driven problem solver with Physics background and real-world exposure in IT consulting. Recently served in a high-impact internship at ATD Solution, supporting client engagements for 3+ national and multinational clients, collaborated with 10+ cross-functional team members, and contributed to strategic digital transformation initiatives. Thrives in collaborative environments and enjoys turning complex data into actionable insights that drive strategic decision-making

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Portfolio

Samples of my work

Online Presence App

This project is a web-based attendance application built with Next.js, designed to simulate real-time check-in and check-out functionality for users. It features a personal summary dashboard and attendance history log, enabling users to track daily activity and view past records. The app was developed using a component-based architecture with dynamic routing and form handling, reflecting practical exploration into operational workflow systems and modern front-end development.

Full project here

E-Booking Sport Venue Website

This project is a sports field booking web application built with Next.js, designed to facilitate online reservations for multiple venues such as futsal courts, badminton courts, and other facilities. It features user-friendly booking flows with real-time availability checks, as well as an integrated admin panel for managing schedules, venue data, and booking records. Developed using dynamic routing and modular components, the app simulates a fully functional reservation system for recreational services while exploring modern front-end and admin dashboard development.

Full project here

To-Do Web App

This project is a simple to-do list web application that allows users to log in and manage their daily tasks efficiently. Built with user-friendly functionality, the app includes features for creating, updating, and deleting tasks, along with a status toggle to mark tasks as completed or pending. It emphasizes clean design and intuitive interaction, serving as a lightweight productivity tool and a practical exploration of task management workflows.

Full project here

Multiple Currency Classifier App

This project focuses on developing a multiple currency classifier app. It consists of two models, a single currency classifier using TensorFlow and a multi-currency classifier based on the YOLO model for detecting and classifying various currency denominations in real-time. Both models achieved an accuracy of over 80%, making the app effective in automating the process of identifying and categorizing currencies from images.

Full project here

Coffee Sales Dashboard in Excel

This project demonstrates how to use Excel to perform calculations with formulas and visualize the results in an interactive dashboard. The dashboard provides insights and allows users to interact with data in an intuitive way.

Full project here

End-to-end Data Analytics

In this end-to-end data analytics project, I use Jupyter, Python, and SQL Server to work with real-world datasets. The process begins by extracting data from the internet, loading it into Python for cleaning, and then transferring it to SQL Server. I perform data analysis to generate valuable insights from the data.

Full project here

Blog

My recent writings

Importing .csv File to SQL Server

In this blog, I walk through the process of importing a CSV file into SQL Server, providing step-by-step instructions and useful tips. The guide covers easy method for loading data efficiently, ensuring a smooth integration between CSV files and SQL Server databases that useful for data analytics purpose.

Connecting Python with SQL

This blog explains how to connect Python to SQL Server, enabling seamless interaction with databases for data manipulation and analysis. It includes step-by-step instructions on setting up the connection using popular libraries, along with tips for executing SQL queries directly from Python.

Creating a Portfolio Website Using Tailwind and CSS

Likely this website, this blog walks you through the process of creating a responsive portfolio website using Tailwind CSS. I cover everything from setting up the project to customizing layouts and design elements, providing practical tips and code snippets to help you build a sleek and professional online portfolio.