content="David Gunawan Portfolio - Front-End Web Developer specializing in HTML, CSS, JavaScript and React."> Portfolio David | Front-End Web Developer Portfolio

Hello, I'm

David
Gunawan

Front-End Web Developer

I build beautiful, responsive, and modern websites.

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Foto Gunawan

About Me

Hello, my name is David Gunawan. I am a Web Developer and Database Developer with more than 15 years of experience developing software and information systems for manufacturing companies. My experience includes developing HR, Payroll, Finance, Inventory, Production, General Ledger, and Sales & Distribution systems. Currently, I am expanding my expertise in modern Web Development using HTML, CSS, JavaScript, React, Python, and WordPress, while continuing to apply my experience in database systems and application development.

15+

Years Experience

20+

Systems Developed

10+

Technologies

My Technical Skills

Explore my web development and database development skills, including HTML, CSS, JavaScript, React, Python, databases, and Git/GitHub.


HTML

CSS

JavaScript

DOM

React

Database Development

git-icon

Git /GitHub

Python

Python

PostgreSQL

PostgreSQL

HTML5

HyperText Markup Language

90%

HTML is a markup language used to build the structure and foundation of a web page.

HTML defines how content such as text, images, links, forms, and other elements are organized within a web page.

Core Skills

HTML5 = 90%

Projects

A selection of business systems and web applications I have developed throughout my professional career.

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Project
Description

General Ledger System

Financial accounting, journal management, trial balance, profit & loss, and balance sheet reporting.

HR & Payroll System

Employee management, attendance tracking, payroll processing, overtime calculation, leave management, and HR reporting.

Production & Inventory System

Manufacturing planning, Bill of Materials (BOM), production control, warehouse operations, stock management, and inventory reporting.

Sales & Distribution System

Sales order processing, delivery management, customer database, invoicing, and sales reporting.

Accounts Receivable & Accounts Payable

Customer receivables, supplier payables, payment scheduling, aging reports, and financial reconciliation.

English Learning Studio

Interactive English learning platform featuring Dictionary, Translator, Grammar, Listening, Speaking, Conversation, and responsive UI.

Gunawan Brothers

Modern responsive business website featuring clean UI, interactive navigation, responsive layout, and modern web design.

Project Viewer

Overview

Enterprise Accounting System designed for manufacturing companies to manage financial transactions, journals, trial balance, balance sheet, and income statement reporting.

Modules

  • ✔ Chart of Accounts
  • ✔ Journal Voucher
  • ✔ General Ledger
  • ✔ Trial Balance
  • ✔ Income Statement
  • ✔ Balance Sheet

Report Preview

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Contact

dav_13062000@yahoo.com

WhatsApp +62811378356


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