Available for work

Crafting Digital
Experiences That
Matter

Hi, I'm Viosa Rayhan Pratama — |. I build responsive, accessible, and performant web applications with a focus on great user experience.

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Projects Shipped
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Years Learning
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Users Served
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Uptime Achieved
Viosa Rayhan Pratama — Frontend Engineer
<dev.skill = "fullstack" />
Open to opportunities

Skills & Technologies

A curated set of tools and technologies I use to build modern, scalable web applications.

React.js
Next.js
TypeScript
Tailwind CSS
LaravelLaravel
Node.js
PostgreSQL
MongoDB
Docker
Odoo Customization
iTop Customization
Google Workspace
Figma
WordPress

Selected Projects

Hand-picked projects showcasing problem-solving, technical depth, and attention to detail.

Hover to Play
01 / Project

JobFlow — E-Learning Platform

The Problem

Fresh graduates lacked a structured platform to learn industry-ready skills and manage their career journey from a single dashboard.

Challenge: Implementing secure Google Auth across a multi-role system (admin/student), then deploying reliably to an Ubuntu server with zero downtime. Solved by architecting middleware-based auth guards and a PM2-managed deployment pipeline.
React.jsExpress.jsGoogle AuthMulterUbuntuFigma
Hover to Play
02 / Project

BuburKangYoyo — Food Sales App

The Problem

A local food business needed a digital ordering system to replace manual order-taking and reduce errors in high-volume periods.

Challenge: Designing a real-time stock management system with PHP and MySQL that stays consistent under concurrent orders. Implemented transaction-based queries to prevent race conditions on inventory updates.
PHPMySQLHTML/CSSJavaScriptBootstrap
Hover to Play
03 / Project

SummaAI — News Article Summarizer

The Problem

Readers were overwhelmed by long news articles. The goal: build a web app that uses AI to summarize Indonesian news in seconds.

Challenge: Integrating a T5 transformer model into a web pipeline with acceptable latency. Solved by offloading inference to a Python FastAPI backend, reducing average response time by ~60% through caching frequent article patterns.
PythonT5 ModelFastAPIJavaScriptNLP

Experience & Sertifikat

My professional path, continuous learning journey, and achievements.

May 2025 – Jun 2025
Basic Web Application Developer
Universitas Gunadarma — Short Course Program
  • Built a full-stack web application using HTML, CSS, JavaScript, and PHP
  • Designed and implemented a MySQL relational database schema
  • Applied UI/UX principles to create user-friendly interfaces
  • Completed system planning, database setup, and front-end implementation phases
Sep 2024 – Dec 2024
Web Developer & UI/UX Designer
Celerates — Kampus Merdeka MSIB Program
  • Led frontend development of a JobFlow e-learning platform used by 200+ users
  • Implemented Google OAuth authentication and multi-role admin dashboard
  • Deployed production app to Ubuntu server with PM2, achieving 97% uptime
  • Reduced UI bug reports by 35% through iterative Figma prototyping sessions
  • Mentored 2 junior team members on React best practices and Git workflow
2021 – Present
Fundamental Frontend Web Development
CodingStudio — Self-paced Online Course
  • Mastered HTML5, CSS3, JavaScript fundamentals and DOM manipulation
  • Learned responsive design with Bootstrap and CSS Grid/Flexbox
  • Practiced version control using Git and GitHub collaboration workflows
2021 – Present
S1 Teknik Informatika
Universitas Gunadarma
  • Focused on software engineering, algorithms, and database systems
  • Completed thesis project on NLP-based news article summarization using T5
  • Active participant in campus web development and programming communities

What People Say

Feedback from colleagues and mentors I've had the privilege of working with.

"

Viosa has an exceptional ability to translate complex design concepts into clean, functional code. His attention to detail in UI implementation and willingness to go the extra mile made him a standout contributor in our MSIB cohort.

MR
Muhammad Rizki
Team Lead — Celerates MSIB Program
"

Working with Viosa was a great experience. He consistently delivered well-structured code and proactively identified edge cases before they became issues. His React and Node.js skills helped the team ship features 20% faster in our final sprint.

AS
Andi Susanto
Senior Developer — Project Collaborator

Let's Work Together

Open to opportunities

Whether you have a project in mind, want to collaborate, or just want to say hi — my inbox is always open. I'll try my best to get back to you within 24 hours!