API Backend Development
Developing and maintaining backend APIs using NestJS and ExpressJS, while building robust, scalable REST APIs with proper authentication, rate limiting, and comprehensive documentation.
Virgian
Listianto
Fullstack Developer
About
Me
I am Virgian Listianto, an Information Systems graduate focused on practical web development, backend APIs, and fullstack application work.
My recent work includes developing API backends with NestJS and ExpressJS, maintaining Laravel-based web systems, and building integrations for real-time notifications and operational workflows. I am also interested in AI integration and n8n automation, especially for connecting existing systems, reducing repetitive tasks, and improving business processes.
Education
Bachelor of Information Systems
Telkom University Surabaya
GPA: 3.71
Services
Core WorkFullstack Web Development
Building web-based systems that connect clear user flows with reliable application logic.
System Integration
Integrating supporting tools such as Telegram bots, AI services, and n8n automation for real-time notifications and operational workflows.
Tech
Stack
Languages
- JavaScript / TypeScript
- PHP / Python
- SQL / Bash
- HTML / CSS
Frameworks & Runtime
- Node.js / Express.js
- NestJS
- Laravel
Database & Infra
- PostgreSQL / MySQL
- SQL Server
- Docker / Git
Integration & Automation
- Telegram Bot API
- n8n
- AI Services
Currently
Exploring
AI Integration
n8n Automation
Workflow Automation
GO Language
Work History
Fullstack Developer
May 2025 - PresentPT. Tekno Data Solusindo
Laravel
NestJS
ExpressJS
Backend APIs
Transport System
- Developed and maintained API backends using NestJS and ExpressJS.
- Developed and maintained a transport management system in Laravel.
Web Development Project
Oct 2023 - Mar 2024PT. Telkom Indonesia Witel Surabaya Selatan
Web App
Sales Reporting
Telegram Bot
Real-time Notification
- Participated in a sales reporting system development project to build a web-based application.
- Integrated a Telegram bot into the web application to support real-time notifications.
Data Management Intern
Aug 2022 - Sep 2022PT. Telkom Indonesia Witel Surabaya Selatan
Telegram Chatbot
Inventory Workflow
Field Data
Helpdesk Support
- Completed a two-month practical work program as a developer in the data management division.
- Designed and developed a Telegram chatbot as an inventory management system to help technicians and helpdesk staff update field data.
Programming Practicum Assistant
2020 - 2022Institut Teknologi Telkom Surabaya
Teaching Assistant
Programming
Assessment
Student Guidance
- Assisted lecturers in teaching students based on weekly learning modules and guided students through assignments.
- Assessed students based on attendance, weekly assignments, and exams.
Certification
Junior Web Developer
Inixindo