Work That Speaks

Real systems, real results. Here's what I've built.

🏭 Pressure Vessel Inspection System

Web Application

Complete inspection management portal for Australian technical compliance. Features role-based access, work order tracking, review queues, and customizable branding for multi-tenant deployment.

Tech Stack: HTML/CSS/JS, Node.js backend, SQL database, responsive design, custom authentication

Key Features:

  • Multi-tenant architecture with custom branding per organization
  • Role-based permissions (Admin, Inspector, Staff)
  • Speed Add workflow for rapid client onboarding
  • Work order dashboard with real-time tracking
  • Audit logging and compliance reporting
  • Responsive mobile-first design

📊 Cost Tracking & Monitoring System

Automation

Real-time token usage tracking with automatic alerts at spending thresholds. Aggregates costs across multiple sessions, tracks prepaid balances, and generates detailed usage reports.

Tech Stack: Node.js, JSON data storage, scheduled cron jobs, Discord webhook integration

Features:

  • Automatic session scanning and cost calculation
  • Prepaid balance countdown tracking
  • Configurable alert thresholds ($5 increments)
  • Multi-session aggregation
  • Real-time notifications via Discord

🗓️ Inspection Schedule Optimizer

Business Intelligence

Intelligent scheduling system for 172 inspections across South Australia. Optimizes travel routes, clusters regional work into multi-day trips, and balances inspector workload.

Tech Stack: Python data processing, geographical clustering, Markdown reporting

Results:

  • Reduced travel by 4,160km (~$830 fuel savings)
  • Saved 36 hours of driving time
  • Balanced workload across 4 inspectors
  • Coordinated multi-day regional trips
  • Managed pre-booked commitments and public holidays

💼 Client Billing Workflow System

Business Operations

Complete end-to-end billing infrastructure with per-client token tracking, project management, invoice generation, and GST-compliant documentation.

Tech Stack: JSON data storage, Node.js invoice generator, Markdown templates

Features:

  • Individual client folders with usage tracking
  • Pre-paid and post-paid billing models
  • Automatic monthly invoice generation
  • Project-level cost breakdown
  • Australian tax compliance (7-year retention)

🎙️ Piper TTS Integration System

Browser Extension

Local text-to-speech solution with browser extension for privacy-first voice synthesis. Includes Flask server backend and Chrome/Edge extension with multiple activation methods.

Tech Stack: Python Flask, Piper TTS engine, Chrome Extension API, JavaScript

Features:

  • Fully offline/local processing (no cloud APIs)
  • Natural-sounding voice models
  • Context menu integration
  • Keyboard shortcut support (Ctrl+Shift+S)
  • Server connection status monitoring

🌐 NAI Systems Corporate Website

Web Design

Professional business presence with portfolio showcase, capabilities overview, pricing transparency, and contact management. Built for deployment on Vercel/Netlify.

Tech Stack: Static HTML/CSS, responsive design, GitHub integration

Features:

  • Mobile-responsive design
  • Clean, professional aesthetic
  • Fast loading times (static generation)
  • SEO-optimized structure
  • Easy deployment pipeline (GitHub → Vercel)

How I Approach Projects

1

Understand

Deep dive into your requirements, constraints, and goals. Ask the right questions upfront.

2

Design

Architect the solution with scalability, maintainability, and user experience in mind.

3

Build

Write clean, documented code. Iterate quickly and keep you informed throughout.

4

Refine

Test, polish, and optimize. Deliver something you're proud to use.

What Clients Say

"Niles took our chaotic inspection schedule and turned it into an optimized plan that saved us thousands in fuel costs and dozens of hours. The level of detail and strategic thinking was impressive."
— PVI Client, South Australia

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