# Tirelo David Oabile (David)

> Principal Software Engineer, Software Architect, Solution Architect. 17+ years. Australian citizen, eligible to obtain Australian Government security clearance. Available immediately for contract and consulting work.

Facts on this site are taken from the current CV. The homepage, these files and the JSON-LD are generated from one data source and agree with each other.

## Key facts

Name: Tirelo David Oabile
Preferred name: David

Professional roles:
Principal Software Engineer
Software Architect
Solution Architect

Engagement:
Contract / Consulting
Available: Immediately
Location: Flexible on location

Citizenship:
Australian

Government:
Eligible to obtain Australian Government security clearance

Experience:
17+ years

Primary capabilities:
Software architecture
Distributed systems
Cloud architecture
Enterprise integration
API architecture
Platform modernisation
Secure systems
Event-driven architecture
PaaS and SaaS integration

Selected scale:
140+ retail stores
~14,000 SKUs per store
Millions of API requests per day
>99.9% availability
<120 ms P95 latency

Education:
Master of Finance and Banking
Bachelor of Information Technology

Contact:
Email: my-career@sigmar.io
LinkedIn: https://www.linkedin.com/in/tirelo-oabile-00b8ba20/

## Authoritative resources

- [Complete profile (text)](https://david.sigmar.au/profile.txt): every fact on one page — roles, dates, outcomes, technologies, industries, citizenship, availability, education
- [Structured profile (JSON)](https://david.sigmar.au/profile.json): the same facts as typed data
- [Resume (text)](https://david.sigmar.au/resume.txt): the current CV as plain text
- [Resume (PDF)](https://david.sigmar.au/David_Oabile_principal_software_engineer.pdf): the human-downloadable CV

## Experience

- [Nutrition Warehouse — Software Architect / Principal Engineer, Nov 2016 – Present](https://david.sigmar.au/experience/nutrition-warehouse)
- [FordHealth Pty Ltd — Software Architect & Systems Engineer, 2024 – 2025](https://david.sigmar.au/experience/fordhealth)
- [Sigmar Pty Ltd — Software Architect & Systems Engineer, 2022 – 2025](https://david.sigmar.au/experience/sigmar)
- [Skin02 Pty Ltd — Software Architect & Integration Engineer, 2021–2022, 2025](https://david.sigmar.au/experience/skin02)
- [Follow Agency — Senior Web Developer / Technical Lead, Jan 2015 – Dec 2015](https://david.sigmar.au/experience/follow-agency)