Engineering data pipelines, analyzing insights, and building web solutions.

Fresh Information Systems graduate specializing in Data Analysis and Data Engineering. Dedicated to analyzing trends, engineering data pipelines, and building functional web applications on the side.

0+
Research Projects
0+
Projects Built
Data &
Web Specialist
3.74/4.0
Total GPA
01 — About

About Me

01

My journey is driven by a passion for analyzing and engineering data to uncover meaningful insights. I specialize in Data Analysis and Data Engineering, focusing on transforming complex datasets into clear, actionable intelligence.

02

Alongside my data focus, I love building web applications as a side passion. With a solid foundation in Information Systems, I have experience in statistical modeling, machine learning, and database optimization, combined with hands-on web development using modern frameworks.

03

Today, I lean towards roles where I can design robust data pipelines, build dashboards, and extract insights, bridging the gap between data engineering and interactive web solutions.

Quick Facts

S1 Sistem Informasi (Jurusan Ilmu Komputer), Universitas Riau, 2026
Pekanbaru, Riau, Indonesia
Total GPA 3.74/4.0
Open to: Full-time / Freelance / Research Collaboration
Languages: Indonesian (Native), English (Professional)

Focus Areas

Data EngineeringData VisualizationTableau DashboardsGenerative AIVector DatabasesSearch Engineering
02 — Skills

Tech Stack

Technologies and methodologies I work with across software development, data science, and information retrieval.

Laravel
PHP
Java
Android Studio
MySQL
SQLite
REST API
Laravel
PHP
Java
Android Studio
MySQL
SQLite
REST API
Laravel
PHP
Java
Android Studio
MySQL
SQLite
REST API
Laravel
PHP
Java
Android Studio
MySQL
SQLite
REST API
Next.js
TypeScript
Tailwind CSS
HTML
CSS
JavaScript
Next.js
TypeScript
Tailwind CSS
HTML
CSS
JavaScript
Next.js
TypeScript
Tailwind CSS
HTML
CSS
JavaScript
Next.js
TypeScript
Tailwind CSS
HTML
CSS
JavaScript
03 — Projects

Featured Work

A curated showcase of applications, engineering pipelines, AI/ML systems, and information retrieval architectures.

Screenshot of Website Monitoring Capaian Kinerja BPS
WebGovernment Contract
Web DevelopmentGovernment Project

Website Monitoring Capaian Kinerja BPS

Performance monitoring system built for BPS Provinsi Riau to track and report institutional achievement metrics digitally.

LaravelPHPMySQL+1
View detailsCode
Screenshot of Information Retrieval Search Engine
Research
Information Retrieval

Information Retrieval Search Engine

Document search system implementing TF-IDF, Cosine Similarity, and BIM for intelligent document ranking and retrieval.

LaravelPHPTF-IDF+2
View detailsCode
AI/ML
Machine LearningResearch

Student Depression Prediction

Research project classifying student depression levels using Naive Bayes algorithm in Weka data mining tool.

Naive BayesWekaMachine Learning+1
View details
Screenshot of Plagiarism Detection System (Skripsi)
ResearchThesis Project
Information RetrievalResearch

Plagiarism Detection System (Skripsi)

Implemented Vector Space Model and Cosine Similarity to detect plagiarism in student thesis abstracts at Jurusan Ilmu Komputer Universitas Riau.

Vector Space ModelCosine SimilarityTF-IDF+2
View detailsCode
Screenshot of EduMentor AI — PDF Document Assistant
AI/MLAI/ML Research
Artificial IntelligenceNatural Language Processing

EduMentor AI — PDF Document Assistant

An intelligent AI assistant that reads, processes, and parses uploaded PDF documents, allowing users to ask questions, extract key objectives, and generate summaries instantly.

PythonGoogle ColabGemini API+2
View detailsCode
Screenshot of SIPEMTRA — Travel Ticket Booking
WebClient Work
Web DevelopmentClient Project

SIPEMTRA — Travel Ticket Booking

Online travel ticket ordering system built for PT Tran Prima, enabling customers to book and manage travel reservations digitally.

LaravelPHPMySQL+1
View detailsCode
Android
Android Development

Android User Management App

Android application with full CRUD operations, multi-form architecture, and local SQLite data management.

JavaAndroid StudioSQLite
View details
Web
Web DevelopmentMini Project

Quotes Generator

A clean, responsive web application that generates random quotes dynamically using HTML, CSS, and vanilla JavaScript.

HTMLCSSJavaScript
View detailsCode
Screenshot of Website Profil Desa Sukamaju
Web
Web DevelopmentCMS

Website Profil Desa Sukamaju

Village profile website with a single-level admin CMS — public pages for village info, news, agenda, gallery, and UMKM potential, plus an admin dashboard for content management.

Next.jsTypeScriptTailwind CSS+1
View detailsCode
Screenshot of Profil Jaya Logistik
Web
Web DevelopmentCompany Profile

Profil Jaya Logistik

Company profile website for a logistics business, built with Next.js and TypeScript.

Next.jsTypeScriptTailwind CSS
View detailsCode
Screenshot of Inventory Management System
Web
Web Development

Inventory Management System

Inventory management system built with Next.js and TypeScript for tracking stock and product data.

Next.jsTypeScript
View details
Screenshot of Website Monitoring Capaian Kinerja BPS
WebGovernment Contract
Web DevelopmentGovernment Project

Website Monitoring Capaian Kinerja BPS

Performance monitoring system built for BPS Provinsi Riau to track and report institutional achievement metrics digitally.

LaravelPHPMySQL+1
View detailsCode
Screenshot of Information Retrieval Search Engine
Research
Information Retrieval

Information Retrieval Search Engine

Document search system implementing TF-IDF, Cosine Similarity, and BIM for intelligent document ranking and retrieval.

LaravelPHPTF-IDF+2
View detailsCode
AI/ML
Machine LearningResearch

Student Depression Prediction

Research project classifying student depression levels using Naive Bayes algorithm in Weka data mining tool.

Naive BayesWekaMachine Learning+1
View details
Screenshot of Plagiarism Detection System (Skripsi)
ResearchThesis Project
Information RetrievalResearch

Plagiarism Detection System (Skripsi)

Implemented Vector Space Model and Cosine Similarity to detect plagiarism in student thesis abstracts at Jurusan Ilmu Komputer Universitas Riau.

Vector Space ModelCosine SimilarityTF-IDF+2
View detailsCode
Screenshot of EduMentor AI — PDF Document Assistant
AI/MLAI/ML Research
Artificial IntelligenceNatural Language Processing

EduMentor AI — PDF Document Assistant

An intelligent AI assistant that reads, processes, and parses uploaded PDF documents, allowing users to ask questions, extract key objectives, and generate summaries instantly.

PythonGoogle ColabGemini API+2
View detailsCode
Screenshot of SIPEMTRA — Travel Ticket Booking
WebClient Work
Web DevelopmentClient Project

SIPEMTRA — Travel Ticket Booking

Online travel ticket ordering system built for PT Tran Prima, enabling customers to book and manage travel reservations digitally.

LaravelPHPMySQL+1
View detailsCode
Android
Android Development

Android User Management App

Android application with full CRUD operations, multi-form architecture, and local SQLite data management.

JavaAndroid StudioSQLite
View details
Web
Web DevelopmentMini Project

Quotes Generator

A clean, responsive web application that generates random quotes dynamically using HTML, CSS, and vanilla JavaScript.

HTMLCSSJavaScript
View detailsCode
Screenshot of Website Profil Desa Sukamaju
Web
Web DevelopmentCMS

Website Profil Desa Sukamaju

Village profile website with a single-level admin CMS — public pages for village info, news, agenda, gallery, and UMKM potential, plus an admin dashboard for content management.

Next.jsTypeScriptTailwind CSS+1
View detailsCode
Screenshot of Profil Jaya Logistik
Web
Web DevelopmentCompany Profile

Profil Jaya Logistik

Company profile website for a logistics business, built with Next.js and TypeScript.

Next.jsTypeScriptTailwind CSS
View detailsCode
Screenshot of Inventory Management System
Web
Web Development

Inventory Management System

Inventory management system built with Next.js and TypeScript for tracking stock and product data.

Next.jsTypeScript
View details
04 — Research

Research & Academic Work

Academic research exploring the intersection of information systems, machine learning, and intelligent search.

01
Machine LearningCompleted

Student Depression Level Prediction using Naive Bayes

ObjectiveClassify student depression levels from survey data
MethodNaive Bayes Classification
WekaData Mining
02
Information RetrievalCompleted

Document Retrieval System with Query Expansion

ObjectiveImprove search result relevance using IR techniques
MethodTF-IDF · Cosine Similarity · Rocchio · BIM · Language Models
LaravelPHP
03
Information RetrievalCompleted

Plagiarism Detection using VSM & Cosine Similarity

ObjectiveDetect plagiarism in student thesis abstracts at Jurusan Ilmu Komputer Universitas Riau
MethodVector Space Model · TF-IDF · Cosine Similarity
LaravelPHP
04
Data ScienceCompleted

Information Retrieval with Language Model Approach

ObjectiveExplore language model-based document ranking
MethodLanguage Model · Query Likelihood
PythonIR
05 — Timeline

My Journey

2022

Started S1 Sistem Informasi Degree

Universitas Riau (Jurusan Ilmu Komputer) — began journey in software development

2024

KUKERTA MBKM — Desa Cantik Program

Community contribution through digital literacy program

2024

Research: Student Depression Prediction

First ML research project using Naive Bayes classification

2025

Internship / Project at BPS Provinsi Riau

Built Performance Monitoring Website for institutional use

2025

Built SIPEMTRA — Travel Ticket Booking System

Online ticket ordering web app for PT Tran Prima

2025

Developed EduMentor AI Assistant

Built a document-based conversational AI model that parses and summarizes PDFs using LLMs

2025

Built Information Retrieval Search System

Implemented TF-IDF, Cosine Similarity, BIM, and Query Expansion

2025

Oracle & Data Science Training — Star Core

Completed professional data science certification program

2026

Skripsi: Plagiarism Detection using VSM

Implemented Vector Space Model & Cosine Similarity for thesis abstract plagiarism detection

2026

Graduated (GPA 3.74/4.0)

S1 Sistem Informasi, Universitas Riau

06 — Contact

Get in Touch

Currently open to full-time roles, freelance projects, and research collaborations. Feel free to reach out through the form or any of the platforms below.

contact-info.sh
emailahmaddhani7901@gmail.com
locationPekanbaru, Riau, Indonesia
statusOpen to opportunities

Find me online

send-message.sh