Arthur Rimbun
Senior Systems Engineer at Commonwealth Bank
Greater Sydney Area Australia
Summary
👤
Senior🎓
Top SchoolArthur Rimbun is a Senior Systems Engineer based in Greater Sydney with over a decade of hands-on experience delivering cloud and automation solutions for large enterprises, including Commonwealth Bank, IAG and HM Revenue & Customs. He blends systems engineering, AWS-focused engineering and test automation—contributing to open-source tooling like awspec by adding matchers and CloudTrail support—to improve infrastructure testability and reliability. Arthur has a history of enabling cloud migrations and orchestration projects, from building AWS foundations to implementing hybrid cloud cost-tracking at scale. Practical and results-driven, he has also automated operational workflows (for example, a Python parser that saved hours of manual labour at NAB), demonstrating a talent for turning complex system data into actionable tools. Educated in Computer Science at the University of Sydney, he pairs solid engineering fundamentals with consultancy experience across banking, insurance and public sectors.
10 years of coding experience
2 years of employment as a software developer
The University of Sydney
English, Indonesian
Stackoverflow
3,905reputation
941kreached
3answers
11questions
Github Skills (15)
testing10
rspec10
aws10
ruby10
cloudtrail9
windows-subsystem-for-linux6
ubuntu6
windows6
apt-get6
php6
linux6
curl6
python6
zabbix6
django6
Programming languages (3)
Github contributions (5)
k1LoW/awspec
Jun 2016 - Jan 2017
RSpec tests for your AWS resources.
Role in this project:
QA Engineer / Test Automation Engineer
QA Engineer / Test Automation EngineerContributions:10 commits, 9 PRs, 1 comment in 6 months
Contributions summary:Arthur's contributions primarily focused on enhancing the testing capabilities of the `awspec` repository, a tool for testing AWS resources using RSpec. They added new matchers, specifically for `have_versioning_enabled`, `have_mfa_delete_enabled`, and `be_logging`, to expand the range of AWS resource properties that can be tested. Additionally, the user introduced support for testing CloudTrail configurations and removed deprecated methods. These changes improved the project's test coverage and maintainability.
rspecaws-resourcesrubyaws
arimbun/dotfiles_and_scripts
Feb 2019 - Jun 2023
Contributions:94 pushes, 9 branches in 4 years 5 months
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