Kieran O'sullivan
Software Engineer at Geek Space 9 GmbH
Bonn, North Rhine-Westphalia, Germany
Summary
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Rockstar🎓
Top SchoolKieran O'sullivan is a software engineer based in Bonn with a decade of experience building and operating microservice-driven systems across Node.js, Go, Kubernetes and AWS. He has delivered production-ready event-driven architectures, Kafka integrations and API gateway tooling while automating CI/CD and infrastructure with Terraform, Ansible and GitHub Actions. At REWE digital and VIOTAS he combined backend development, devops and monitoring to simplify monoliths, enable real-time IoT control, and reduce cloud costs. He mentors junior engineers and favors collaborative practices like mob programming to speed knowledge transfer. Comfortable across the full stack and ops, he pairs practical automation with clear documentation and domain-focused research into protocols such as MQTT and ICCP.
10 years of coding experience
7 years of employment as a software developer
Bachelor of Science (B.Sc.), Computer Systems, Bachelor of Science (B.Sc.), Computer Systems at University of Limerick
English, Spanish
Stackoverflow
21reputation
23kreached
3answers
0questions
Github Skills (138)
nix10
authentication10
broker10
multitenancy10
middleware10
linux10
api10
database10
kubernetes10
storage10
router10
distributed-systems10
etcd10
go-http10
raft10
Programming languages (8)
Github contributions (5)
Kidsan/advent_of_code
Dec 2021 - Dec 2022
Contributions:56 commits, 56 pushes, 2 branches in 1 year
Kidsan/Fibonacci-Binary
Sep 2016 - Mar 2019
Contributions:2 PRs, 1 push, 2 branches in 2 years 5 months
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