Projects

Live dependency mapping platform that visualizes system relationships, health, and failure impact for modern distributed architectures.

• Designed and implemented a from-scratch Clean Architecture solution across Domain, Application, Infrastructure, Persistence, and Web layers.
• Built blast-radius what-if simulation to instantly visualize downstream impact when a selected dependency goes down.
• Implemented real-time dependency and health updates over Server-Sent Events with searchable and filterable graph interactions.
• Added versioned topology history with restore support, plus JSON import and export with merge or replace workflows.
• Integrated production-ready observability using OpenTelemetry tracing, Prometheus metrics exposure, and structured NLog pipelines.

Blazor web application that monitors AniList and sends Pushover notifications for new episodes and season changes.

• Built a hosted architecture with a server API, WebAssembly client, and background monitoring service.
• Implemented background polling with rate limiting and configurable per-anime and global notification preferences.
• Added change-history tracking for episodes and seasons to improve monitoring visibility over time.
• Improved runtime performance with in-memory caching and HTTP output caching.
• Shipped containerized deployment support with Docker Compose, persistent volumes, and health checks.

Local-first RAG web application that indexes Markdown and PDF documents into SQL Server vector storage and answers questions using Ollama models.

• Implemented Retrieval-Augmented Generation with SQL Server 2025 native vector search for document-grounded answers.
• Built streaming chat responses and ingestion progress updates over Server-Sent Events.
• Developed incremental ingestion pipeline with configurable chunking, overlap, and retrieval thresholds.
• Added runtime settings for embedding model, LLM model, answer mode, and monitoring controls.
• Delivered health endpoints and test coverage for ingestion, orchestration, and real-time API flows.

DbUp-based SQL Server migration tool for running versioned scripts across staging and production environments through local runs and Azure Pipelines.

• Implemented controlled migration flow with PreDeployment, Scripts, and PostDeployment stages plus manual rollback references.
• Embedded SQL migration scripts as assembly resources and executed them in deterministic order using numeric versioning.
• Added preview mode to list pending scripts before execution, improving deployment safety in CI/CD pipelines.
• Integrated multi-stage Azure Pipeline workflow for build, preview, and deployment with environment-specific database targeting.
• Enabled debug-safe execution behavior by rolling back transactions during local testing runs.

ESP32-S3 remote input controller that exposes a secure WiFi web interface and sends USB HID keyboard and mouse actions to a target device.

• Built dual-interface control flow where mobile users connect over WiFi while the board emulates keyboard and mouse over native USB HID.
• Implemented real-time command channel over authenticated WebSocket sessions for movement, clicks, key events, shortcuts, and text input.
• Added FreeRTOS queue-based HID command processing to keep asynchronous web callbacks responsive under active input streams.
• Delivered integrated touchpad, shortcuts, paste-as-keystrokes, and mouse-jiggler capabilities in a browser-based control panel.
• Configured ESP32-S3-specific firmware profile with pinned dependencies, optimized flash/PSRAM settings, and reproducible PlatformIO builds.

Automated home loan application platform integrating rule-based validation and background checks to reduce manual assessments.

• Reduced manual assessment effort through workflow automation.
• Improved processing consistency and speed for lending operations.

Broker-facing platform enabling streamlined submissions for multiple loan products with guided workflows.

• Improved broker experience with clearer steps and faster submission handling.
• Supported scalable backend services for growing business demand.

Document verification platform with biometric checks, OCR validation, e-signatures, and automated document processing.

• Increased verification accuracy with automated checks.
• Reduced manual intervention in document handling workflows.

Corporate website for x-Company New Zealand, optimized for performance, accessibility, and customer experience.

• Improved page performance and accessibility for NZ users.
• Supported a reliable digital experience for public-facing banking journeys.

Corporate website for x-Company Australia, delivered with modern web standards for performance and accessibility.

• Implemented region-focused digital experience for Australian customers.
• Maintained strong performance and accessibility across core website pages.

Internal browser-based document management tool enabling staff to edit and manage customer files efficiently.

• Enabled direct browser editing and management of customer files.
• Improved internal operational efficiency for document teams.

End-to-end academic and campus management platform with integrated mobile applications.

• Unified student and academic workflows in one platform.
• Delivered mobile support for key operational scenarios.

POS and finance platform with warehouse and customer debt modules used by 160+ clients.

• Served 160+ clients with business-critical accounting workflows.
• Provided inventory and debt management visibility for operations teams.

Document archiving solution used by 500+ clients for secure indexing and retrieval.

• Deployed to 500+ clients across organizational contexts.
• Improved access and lifecycle control for archived documents.

HR, payroll, and attendance system integrated with biometric devices.

• Automated payroll and attendance processes.
• Integrated biometric devices for reliable time tracking.

Barcode scanning solution built for IoT environments using UWP, Xamarin, and C#.

• Delivered hardware-software integration for retail use cases.
• Provided reliable barcode scanning and item lookup workflows.

Booking management system implemented with WinForms, ASP.NET, and VB.NET.

• Supported booking and scheduling operations for tourism services.
• Improved visibility over reservations and service availability.

Real-time messaging platform built with MVC, C#, and SignalR.

• Enabled low-latency messaging between users.
• Delivered reliable real-time communication in web environments.

Android application developed in Java for museum-focused digital experiences.

• Delivered mobile app experiences for museum visitors.
• Implemented platform-specific Android functionality.

Mobile app integrating with a Platemeter device via Bluetooth to calculate pasture values and sync with local and remote servers.

• Integrated with field hardware to capture and process pasture measurements.
• Delivered analytics dashboards and reporting tools for decision support.