Sean Parkinson

A Computer Science and Software Engineer's Portfolio

C/C++

JavaScript Java icon.

SQL

Resume

Horizontal Experience ->

Hello there!

I'm a Lead Software Engineer skilled in managing client relationships, scoping projects, and delivering full-stack software solutions. Experienced in requirements gathering, project planning, budgeting, and leading engineering teams through end-to-end delivery.

AExperienceB

Current Employer

Lead Software Engineer

Working at applied R&D engineering consultancy working with industrial and defence clients.

Tasks include:

Leading teams and taking an active role in software development.
Working with clients to develop a scope of work, project budget, project reporting and liaison.
Attending international conferences like IAC to network with and bring in new clients.

mWork Deliverablesn

Advanced Ground-to-Ground RF Propagator

Led a 3-person team delivering a Python-based RF propagation modeling prototype for a client.
Developed elevation + atmospheric loss models and integrated environmental attenuation methods from IEEE/ ITU references.
Automated SNR calculations for transmitter/ receiver pairs across varied terrain, reducing manual field testing requirements.

mqn

Health Infrastructure Asset Bidding Assistant

Delivered a full-stack estimation tool (Python backend, Svelte frontend) for healthcare infrastructure planning, collaborating with SMEs for validation.
Implemented calculations defined by Australian Standards (AS) and AusHFG documents.
Automated predictions for 140+ assets per facility, replacing manual spreadsheet-based estimation and reducing error risk for planning teams.

APersonal ProjectsB

3D Voxel Engine | Java, OpenGL

Modernizing a legacy Minecraft 1.2.5 (Java 1.6) codebase with optimized rendering pipeline using binary greedy meshing and per-fragment lighting. Cuts memory usage and doubles frame rate through multi-threaded mesh generation, low level optimisations and reduced vertex overhead.

Portfolio | Sveltekit, TS/JS, Tailwind

Seanparkinson.net

Demonstrated an understanding of modern JavaScript Web frameworks by developing a full-stack Web application utilising Cloudflare Workers for edge content delivery and Sveltekit for full-stack development.

TeamTrack | .NET, React, SQL Server

Developing a full-stack time-tracking SaaS for contractors and managers using .NET 8, SQL Server, and React/TypeScript. Track work hours, lunch breaks, and task-level activity and supporting analytics.

ASkillsB

Web

Build modern, responsive web applications with a focus on accessibility, performance, and clean design using the latest frontend technologies.

React, JavaScript/TypeScript, Wordpress, SvelteKit, HTML5, CSS3

Systems Programming & Data Analysis

Design and optimise algorithms in low-level languages to deliver high-performance solutions for computational and data-driven problems.

C/C++, Python, Rust, Visual Studio, Excel

Backend

Develop robust backend systems with a focus on scalability, reliability, and seamless API integration.

.NET, SQL/SQLite, Node.js, REST APIs, Edge workers

Environment & Tooling

Utilise industry-standard tools and platforms to streamline development, automate deployment, and ensure smooth team collaboration.

Jira, Git, Docker, Cloudflare, Vercel, Visual Studio

Web