Kaleb McGhie
Senior Software Engineer
Zetland, Sydney, NSW, Australia Email: me@kaleb.au Website: https://kaleb.au GitHub: https://github.com/zarlo GitLab: https://gitlab.com/zarlo
Projects
PunkProxy (2025–Present)
Edge HTTP proxy with integrated ACME client and OWASP Coraza WAF support Repository: https://gitlab.com/punksky/proxy/punkproxy
- Designed and implemented an edge-focused HTTP proxy with per-zone configuration management
- Integrated automated TLS certificate provisioning using ACME
- Built native support for OWASP Coraza WAF for security enforcement at the edge
- Focused on performance, security, and deployability in distributed environments
Cosmos (2016–Present)
Toolkit for building operating systems using .NET Repository: https://github.com/cosmosos
- Contributed to a long-running open-source operating system development toolkit
- Developed components enabling low-level system functionality in managed environments
- Maintained tooling and infrastructure supporting OS development workflows
- Built the patch tool that is the base of the Gen 3 build tooling
Professional Experience
Benchmark Estimating Senior Software Engineer (May 2026 - Jul 2026) Contract
- Maintained their legacy application
- Fixed bugs for current and evaluating clients
- Worked on unifying development branches
Tech Stack: C#, .NET Framework 3.7, WPF, Python.NET / IronPython, Oracle DB
Bluestone Senior Software Engineer (Sep 2025 - Feb 2026) Contract
- Worked on the originations ingest engine responsible for processing and normalising incoming loan application data
- Designed and implemented high-reliability data ingestion and validation workflows for financial services systems
- Built and maintained integration with Cotality services to support downstream processing and decisioning pipelines
- Focused on performance, data integrity, and operational reliability in production financial environments
Tech Stack: C#, ASP.NET Core, AWS (Lambda, Step Functions), Mambu, Distributed Monolith
Woolloo Senior Software Engineer (Jan 2025 - Jun 2025) Contract
- Developed backend services for the upcoming Woolloo plus platform
- Implemented Tableau integration for analytics and reporting workflows
- Migrated production monitoring and crash reporting from AppCenter to Sentry
- Delivered scalable serverless components using AWS Lambda
Tech Stack: C#, AWS Lambda, Apex, Swift, iOS, Kotlin, Android, Tableau
IT Magnet Senior Software Engineer (Dec 2023 - Jan 2025)
- Led development of the internal application framework powering multiple production services
- Delivered short-term engineering projects across a wide range of domains and technologies
- Built automation systems including SharePoint Excel processing pipelines
- Developed integrations for telecommunications and device tracking systems
- Designed and implemented the Track unit and Syrinx 365 integration platform
Notable Clients / Systems:
Tech Stack: C#, ASP.NET Core, Azure Functions, Python, PostgreSQL, MSSQL, YARP, Azure, Angular, Docker, Kubernetes, CQRS, Distributed Monolith
Fluffy Spider Technologies Senior Software Engineer (Nov 2020 - Sep 2023)
Project 1
- Maintained firmware for a Bluetooth SpO2 and Bluetooth 3-lead ECG reader
- Maintained and developed the Android app that interfaces with the devices
Tech Stack: Android (Kotlin/Java), C
Project 2 (https://sicurahealth.ai)
- Designed and deployed cloud infrastructure supporting large-scale user and data management
- Built runtime systems capable of executing dynamic code on iOS and Android devices
- Implemented backend services for processing sensitive medical data
- Contributed to system architecture and reliability improvements across the platform
Tech Stack: C#, ASP.NET Core, Python (FastAPI), PostgreSQL, NGINX, AWS (EC2), React, Vue.js, Docker, Kubernetes, Firebase (FCM)
Daltrey (Client of Fluffy Spider Technologies) Software Engineer (Nov 2020 - Jun 2021)
- Developed biometric matching engine integrations supporting face, iris, and fingerprint recognition
- Integrated biometric systems with logical and physical access control infrastructure
- Delivered secure authentication workflows for enterprise environments
Tech Stack: C#, ASP.NET Core, PostgreSQL, MySQL, CouchDB, NGINX, AWS, React, Docker, Kubernetes, Monolith with on-site services
Voxgov Software Engineer (Mar 2020 - Nov 2020)
- Optimised billing service performance and reduced page load times
- Built web scraping systems for first-party U.S. Federal Government data sources
- Improved reliability and throughput of backend processing pipelines
Tech Stack: C#, ASP.NET, ASP.NET Core, RabbitMQ, MongoDB, NGINX, AWS, Solr, Docker, Monolith
APPF Australian National University Software Engineer (Jan 2018 - Apr 2020)
- Worked on the TraitCapture research platform (https://traitcapture.org)
- Integrated the platform with the Australian Access Federation authentication system
- Improved application performance, reducing load times by approximately 400%
Tech Stack: Python (Flask), MongoDB, Go, NGINX, AWS, InfluxDB, Monolith
Self-Assessment
Frameworks & Languages
| Technology | Rating |
|---|---|
| C# | 10/10 |
| ASP.NET Core | 9/10 |
| HTML/CSS/Tailwind | 8/10 |
| JavaScript | 7/10 |
| Vue.js | 7/10 |
| FastAPI | 7/10 |
| Python | 6/10 |
| Flask | 5/10 |
| React | 5/10 |
| React Native | 4/10 |
| Unity | 2/10 |
| Apex / LWC / Salesforce | 3/10 |
Infrastructure & Platforms
| Technology | Rating |
|---|---|
| System Administration | 9/10 |
| Linux | 8/10 |
| Proxmox VE | 8/10 |
| Docker / Podman | 6/10 |
| Azure | 5/10 |
| AWS | 4/10 |
| Keycloak | 5/10 |
| Windows | 4/10 |
| VyOS | 4/10 |
| Proxmox SDN | 3/10 |
Education
Higher School Certificate (HSC) Australia
References
Available upon request