Building digital products

Hi,I'mArdhi.

I design and build reliable backend systems: APIs, databases, and infrastructure that stay stable and maintainable under real-world load.

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Let's Go Connect!

Let's Go Connect!

Chapter 01 — Approach

ThinkFirst

Every product starts with the problem, not the framework.

Chapter 02 — Approach

BuildDeliberate

Small, considered details carry more weight than volume of code.

Chapter 03 — Approach

ShipHonest

What you see is what runs in production. No demo magic, no fake screenshots.

About / 02

I build interfaces that earn their place on the page.

Ardhi Iwantara Saputra
CurrentlyBackend Developer

I focus on the parts users never see: clean APIs, sensible schemas, and services that stay observable and easy to evolve.

01
0+
Years coding
02
0+
Projects shipped
03
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Stack pieces
GitHubLinkedInGmail
Services / 03

What I Can Build

I help turn raw data into useful information for teams from managing databases and processing data, to analyzing problems and presenting insights in a clear and actionable way to support decision-making

Data / Analytics

Data Analysis

Exploring datasets, surfacing the patterns that matter, and turning them into decisions a team can act on.

Stack5
PythonPandasNumPySQLJupyter
Deliverables3
  • Insight reports
  • KPI dashboards
  • ETL pipelines
Data / Charts

Data Visualization

Translating numbers into visual stories — charts, maps, and interactive views that make a dataset legible at a glance.

Stack5
D3.jsChart.jsPlotlyEChartsSVG
Deliverables3
  • Interactive charts
  • Static infographics
  • Live dashboards
SQL / NoSQL

Database Systems

Designing schemas, writing queries, and keeping the data layer fast as the dataset and the team grow.

Stack5
PostgreSQLSupabaseMongoDBRedisPrisma
Deliverables3
  • Schema design
  • Query optimization
  • Backups & migrations
01 / 06

Chapter 01 / What I reach for

Tools kept close

Languages, frameworks, and tools I have used in production: at varying depths, in different combinations, in projects that have shipped to real users.

Backend Frameworks03
Node.jsExpress.jsLaravel 11
API & Documentation02
REST APISwagger
Databases02
MySQLPostgreSQL
Node.js✦Express.js✦Laravel 11✦REST API✦Swagger✦MySQL✦PostgreSQL✦Node.js✦Express.js✦Laravel 11✦REST API✦Swagger✦MySQL✦PostgreSQL✦

Chapter 02 / What I've earned

Proof, not promises

Courses, certifications, and recognitions that sharpened the craft. Each one represents a real commitment of time and a real demonstration of skill.

Badan Nasional Sertifikasi Profesi (BNSP)
2025 - 2028

Badan Nasional Sertifikasi Profesi (BNSP)

Associate Data Scientist

Competent

Dicoding Indonesia
2023 - 2026

Dicoding Indonesia

Belajar Dasar Structured Query Language (SQL)

Verified · ID-2VX367683XYQ

Anthropic Skilljar
2026

Anthropic Skilljar

AI Fluency: Framework & Foundations

Certificate of Completion

01 / 03

Featured Projects

Library Management
JavaSwingMySQL

Library Management

A desktop library management system with book borrowing, returns, and fine management built in Java.

Contributors
amrina-rossada-16878b25bdionp3wiranto%E1%85%A0
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Ceremo
Express.jsMySQLREST API

Ceremo

A RESTful API for venue booking and wedding organizer services built with Express.js and MySQL, featuring advanced database operations.

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Online Test
Next.jsExpress.jsPostgreSQL

Online Test

A web-based online examination platform with role-based access, question management, and test package purchasing.

Contributors
amrina-rossada-16878b25bnabila-chairunnisa14desti-nur-irawati-498319333alifah-nur-aisyah-00b4253a7dilla-ayu-7a847732bsyifa-maulida-18sip1818
View Project
Malaria Detection
Machine LearningComputer VisionPython

Malaria Detection

A machine learning application that detects malaria from microscopic cell images through feature extraction and predictive modeling.

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KPI Management
Laravel 11MySQLREST API

KPI Management

A Laravel 11 web application for managing Key Performance Indicators across departments at Institut Teknologi Kalimantan.

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Academic Chatbot
RAGLLMNext.js

Academic Chatbot

A RAG-powered academic chatbot that answers questions based on institutional academic documents using Large Language Models.

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Siamese Network for Baby Cry Analysis
Siamese NetworkViT-SPT-LSAMel-Spectrogram

Siamese Network for Baby Cry Analysis

A deep learning research project for detecting similarity patterns in baby cry sounds using a Siamese Network with ViT-SPT-LSA as the backbone and Mel-Spectrogram as the audio representation, using 285 recordings across 5 classes.

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Chapter 02 / Where I've been

How the work has shaped up

  1. April 2025 - August 2025

    Backend Developer

    UPA TIK Kalimantan Institute of Technology

    Developed the backend for a KPI web application using Laravel 11, built over 20 RESTful APIs, documented endpoints with Swagger, and collaborated in an Agile team to deliver a stable, maintainable, and scalable system.

Have a focused build in mind?

Send the rough idea. I will help turn it into the smallest useful next release.

Email Ardhi