Hello There, I'm Andhika Prima

Enterprise HRIS System - Complete Human Resource Management Solution
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Tech Stack: Laravel 10 | PHP 8.3 | PostgreSQL | Bootstrap 5 | jQuery

Project Type: Long-term Enterprise Application (Ongoing Development)

 Overview

A comprehensive, highly modular Human Resources Information System built from scratch to manage the complete employee lifecycle for a multi-entity organization. This enterprise-grade application handles everything from workforce planning and recruitment to training, performance evaluation, and time management with complex multi-level approval workflows.

 Key Features & Modules

1\. Recruitment Management

   Manpower Planning (MPP) system with budget tracking and entity-level planning
   Employee Request (FPK) workflow with position-level filtering and approval chains
   Public-facing Career Portal with multi-step application forms (10+ sections)
   Automated applicant tracking system with status history and email notifications

2\. Employee Lifecycle Management

   Complete employee master data with organizational hierarchy (Directorate → Division → Department → Section → Sub-section)
   Employee promotion, mutation, demotion, and exit workflows
   Contract evaluation system with performance scoring
   Soft delete with restoration capabilities
   Advanced filtering by organizational structure and employment level

3\. Training & Development

   Training Needs Analysis (TNA) with annual planning
   Training request workflow with vendor management
   Budget estimation and cost tracking
   Multi-level approval for training initiatives

4\. Time & Attendance

   Working calendar management with holiday categories
   Shift code system with day-specific scheduling (7-day configuration)
   Overtime request with detailed job breakdown
   Attendance data integration from external systems
   Batch assignment for employee schedules

5\. Advanced Approval Workflow Engine

   Custom-built approval chain based on organizational designations
   Seven-state workflow (Draft, Submitted, Need Review, In Approval, Approved, Rejected, Clarified)
   Dual approval chains for cross-departmental processes
   Complete approval history tracking with timestamps
   Clarification and rejection with detailed notes

 Technical Highlights

Architecture & Design Patterns:

   Service-oriented architecture with dedicated services (Email, WhatsApp, Period Setting, Approval Reminder)
   Reusable trait system (HR Notifications, Period Validation, Working Calendar)
   Repository pattern for complex data operations
   Custom ID generation with semantic prefixes (FPK-, MPP-, TNA-, SPL-, etc.)

Data Management:

   Server-side DataTables with custom filters and bulk actions
   Excel import/export functionality with validation
   Advanced reporting with PDF generation (DomPDF)
   Activity logging for audit trails (Spatie Activity Log)

Security & Access Control:

   Role-based access control (Spatie Permissions)
   Designation-based approval authority
   Level-based data filtering (BOC to INT hierarchy)
   SSO integration with custom middleware
   API key authentication  for external integrations

User Experience:

   Responsive design with Bootstrap 5
   Dynamic form interactions with jQuery
   Real-time notifications (Email & WhatsApp integration)
   Period-based submission windows for compliance
   Comprehensive approval dashboard with pending count indicators

Frontend Stack:

   Bootstrap 5 
   jQuery 
   Blade templating engine

 Custom Solutions Implemented

1.  Flexible Period Management: Date-range based submission and approval windows configurable per module
2.  Multi-Entity Support: Separate organizational structures for different company entities
3.  Dynamic Approval Chains: Designation-based hierarchy with configurable target approvers
4.  HR Section Routing: Automated notification routing based on HR staff sections (Recruitment, Training, etc.)
5.  Duplicate Request Protection: Smart duplicate detection with customizable templates
6.  FTP-Based Deployment Pipeline: Custom deployment workflow for production environment

 Database Architecture

   PostgreSQL with complex relational design
   60+ tables with proper foreign key constraints
   History tables for complete audit trails
   Optimized indexes for performance

 Integration & APIs
   WhatsApp Business API for instant notifications
   Email service with templating system
   External attendance system integration

 Project Scale
   Features: 8+ major modules, 50+ sub-features
   Users: Multi-role system (HR Staff, HR Supervisor, Leader, Supervisor, Staff, Applicants)
   Status: Production-ready, actively maintained and enhanced based on user feedback



Project Status: Actively developed and maintained | Long-term enterprise engagement

Deployment: Production environment with FTP-based workflow, PostgreSQL database, and SSH management via PuTTY

Overview
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A comprehensive business intelligence dashboard built for tracking and analyzing sales quotations and pipeline performance. This full-stack web application enables sales teams to monitor active quotations, analyze won deals, and gain actionable insights through interactive data visualizations.

Tech Stack
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Backend:

   Laravel 10 (PHP 8.1+)
   Eloquent ORM for database operations
   Maatwebsite Excel for data exports

Frontend:

   React 18 with Inertia.js
   TailwindCSS + DaisyUI for modern UI components
   Chart.js for interactive data visualizations
   Vite for fast build tooling

Key Features
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 Pipeline Management

   Dual Dashboard Views: Separate interfaces for active quotations and won deals based on sales order status
   Dynamic Date Filtering: Flexible date range selection with default 30-day windows
   Real-time Metrics: Track total quotation values, counts, and conversion rates

 Data Visualization & Analytics

   Line Charts: Visualize quotation trends over time
   Pie Charts: Breakdown by product types (Standard/Non-Standard), prospect categories (Oil/Dry)
   Top Performers: Leaderboards for top sales representatives and customers
   Aggregate Insights: Quantity tracking, purchase totals, and quotation counts

 Excel Export Functionality

   One-click export of filtered pipeline data
   Customizable date ranges for reporting
   Comprehensive data fields including quotations, customers, products, and pricing

 User Experience

   Responsive Design: Mobile-first approach with DaisyUI components
   Light/Dark Themes: Theme switching capability for user preference
   Authenticated Access: Secure login system with Laravel Breeze
   Smooth Animations: Loading states and transitions using React Awesome Reveal

Technical Highlights
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   Inertia.js Architecture: Seamless SPA experience without building a separate API layer
   Server-Side Rendering: Initial page loads with server-rendered data for optimal performance
   Ziggy Route Helper: Type-safe routing between Laravel backend and React frontend
   Hot Module Replacement: Fast development cycles with Vite's HMR
   Complex Query Optimization: Efficient database queries with Eloquent aggregations and grouping

Overview

A comprehensive Point of Sale (POS) system built with modern web technologies, designed to manage multiple stores, warehouses, inventory, and transactions efficiently. This enterprise-grade solution features robust access control, real-time inventory tracking, and seamless payment integration.

Tech Stack

• Backend: Laravel 12, MySQL
• Frontend: React 19, Inertia.js, Bootstrap 5.3
• Payment Gateway: Midtrans integration for secure online payments
• Shipping: RajaOngkir API integration for real-time shipping cost calculation
• Additional Features: Excel exports, barcode scanning, real-time logging, queue management

Key Features

🏪 Multi-Store Management

• Store-based tenancy system with granular access control
• Admin dashboard with role-based permissions (Admin, Cashier, Warehouse Staff)
• Each user assigned to specific store with isolated data access

📦 Comprehensive Inventory System

• Multi-warehouse stock management
• Real-time stock synchronization across warehouses
• Stock opname (physical inventory audits) with detailed reconciliation
• Automated stock alerts and low-stock notifications

🛒 Point of Sale Features

• Fast checkout interface with barcode scanning support
• Product search with categories, units, and pricing
• Multiple payment methods (cash, card, online)
• Transaction history and reporting

💳 Payment Integration

• Midtrans Payment Gateway for secure online transactions
• Snap token generation for seamless checkout experience
• Webhook callback handling for payment status updates

🚚 Shipping Integration

• RajaOngkir API integration for accurate shipping cost calculation
• Support for multiple courier services (JNE, TIKI, POS Indonesia, etc.)
• Real-time delivery estimates based on origin and destination

📊 Business Intelligence

• Dashboard with sales analytics and charts (Recharts)
• Excel export functionality for reports and data analysis
• Purchase order management and supplier tracking
• Sales reports with customizable date ranges

🔐 Security & Access Control

• Role-based access control with Spatie Permissions
• Store-level data isolation (admins bypass restrictions)
• Secure image handling with automatic validation and storage
• User activity logging with Laravel Pail

Overview

A web-based e-learning platform that enables users to access online courses through subscription or individual course purchases. Built with modern technologies to deliver a seamless and responsive learning experience.

Tech Stack

• Backend: Laravel 12, PHP 8.2+
• Frontend: Vue 3, Inertia.js, Tailwind CSS 4, Bootstrap 5
• Payment Gateway: Midtrans Integration
• Authentication: Laravel Fortify with Email Verification
• Authorization: Spatie Laravel Permission (Role-based Access Control)

Key Features

• 🎓 Course Management: Hierarchical course structure with modules and lessons
• 💳 Dual Payment System: Support for individual course purchases and subscription plans
• 👥 Multi-Role Dashboard: Separate interfaces for admins and members with permission management
• 📊 Progress Tracking: User learning progress monitoring per lesson
• 🛒 Shopping Cart: Cart system for multiple course purchases
• 🔔 Payment Webhook: Real-time payment notification handling with signature validation
• ⭐ Review System: Course ratings and reviews from users
• 📝 Content Management: Article/blog system with tagging functionality

Technical Highlights

• Polymorphic relationships for flexible transaction handling
• Secure payment webhook with SHA-512 signature verification
• SPA (Single Page Application) architecture using Inertia.js
• Optimized asset management with Vite HMR
• Database transactions for data consistency

Responsibilities

• Designed database architecture with complex relationships (polymorphic, hasManyThrough)
• Implemented payment gateway integration with Midtrans
• Built role-based access control system
• Developed reactive UI components with Vue 3
• Handled webhook security and transaction state management

Project Overview
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A comprehensive full-stack car rental management platform built with modern web technologies, featuring dual interfaces for customers and administrators, integrated payment processing, and automated WhatsApp notifications.

Key Features
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 Customer Portal

•    Advanced Car Browsing: Search and filter vehicles by category, model, and availability with real-time updates
•    Smart Booking System: Intuitive rental booking with date selection, add-ons, and usage type customization (in-city/out-of-city)
•    Flexible Payment Options: Support for manual payments with proof upload or seamless online payments via Tripay gateway
•    Rental Tracking: Real-time status monitoring with automated WhatsApp notifications for booking confirmations, approvals, and returns
•    Review System: Post-rental feedback mechanism for service quality improvement

 Admin Dashboard

•    Fleet Management: Complete CRUD operations for vehicles with categories, specifications, and availability tracking
•    Rental Management: Comprehensive workflow for approving/rejecting bookings with synchronized vehicle status updates
•    Payment Verification: Manual payment proof validation and automatic processing for gateway transactions
•    Return Processing: Late fee calculation system with proof verification for overdue charges
•    Reporting Module: Generate detailed rental reports with date range filtering and export capabilities
•    Customer Management: User administration with role-based access control
•    Template-Based Notifications: Configurable WhatsApp message templates with dynamic placeholder replacement

Technical Implementation
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 Frontend Architecture

•    Vue 3 Composition API for reactive and maintainable components
•    Inertia.js providing SPA experience with server-side routing (no API layer needed)
•    Form Handling with built-in validation and error management

 Backend Architecture

•    Laravel 12 with PHP 8.2+ for robust server-side logic
•    Service Layer Pattern: Separated business logic (NotificationService, TripayService, WhatsappNotificationService)
•    Spatie Laravel-Permission: Role-based access control for admin/customer separation
•    Eloquent ORM: Efficient database queries with relationship management and accessor patterns

 External Integrations

•    Tripay Payment Gateway: Secure online payment processing with webhook validation and signature verification
•    Fonnte WhatsApp API: Automated customer notifications for booking lifecycle events
•    Resend Email Service: Transactional email delivery for critical communications

Technologies Used
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• Backend: Laravel 12, PHP 8.2+, MySQL  
• Frontend: Vue 3, Inertia.js, Bootstrap
• Tools: Composer, NPM, Vite, Concurrently  
• APIs: Tripay (Payment), Fonnte (WhatsApp), Resend (Email)  
• Packages: Spatie Permission, Laravel Fortify, Laravel Sanctum

Overview

A comprehensive content management system for Yayasan Air Adhi Eka, a non-profit organization focused on water resource management. This platform combines a powerful administration panel with an informative public frontend to manage programs, news, partnerships, and organizational information.

Technology Stack

• Backend Framework: Laravel 12
• Admin Panel: Filament v3.2 with organized navigation system
• Frontend: Blade Templates with Bootstrap 4
• Build Tool: Vite with hot module replacement
• Rich Text Editing: TinyEditor
• Access Control: Filament Access Management for role-based permissions

Key Features

• Content Management System: Management of news, articles, publications, and announcements with workflow status (draft, published, archived)
• Program Management: Management of main programs, activity reports, photo/video galleries, and event calendars
• Partnership Portal: Registration and management system for partnerships with experts
• Campaign Management: Active campaign management with start and end dates
• Contact System: Contact form with incoming message tracking system
• Auto-slugging: Automatic generation of URL-friendly slugs from content titles
• Global Data Injection: View composers for consistent data across all pages
• Responsive Design: Mobile-friendly interface with Bootstrap 4