EXCEEDS logo
Exceeds
Stamatis Katsaounis

PROFILE

Stamatis Katsaounis

Worked on backend reliability and type safety improvements across canonical/haproxy-operator and canonical/lxd repositories. Addressed a critical bug in haproxy-operator by enhancing host entry validation, replacing a generic list of strings with a list of IPvAnyAddress to ensure only valid IP addresses are accepted, reducing misconfigurations and aligning with Kubernetes operator patterns. In canonical/lxd, focused on robust error handling under snap confinement by implementing a graceful exit for permission-denied errors when accessing blkid in storage operations. Leveraged Go and Python for backend development, emphasizing API design, resilient code paths, and maintainability in production and constrained environments.

Overall Statistics

Feature vs Bugs

0%Features

Repository Contributions

2Total
Bugs
2
Commits
2
Features
0
Lines of code
52
Activity Months2

Work History

June 2026

1 Commits

Jun 1, 2026

June 2026 monthly summary for canonical/lxd. Focused on reliability improvements under snap confinement by delivering a bug fix to gracefully handle permission-denied errors when accessing blkid in LXD storage. The change prevents total process failure, improves error handling, and enhances user experience in constrained environments. Impact includes increased stability for snap deployments, reduced downtime, and lower support burden. Skills demonstrated include resilient error handling, confinement-aware storage troubleshooting, and commit-driven development.

April 2026

1 Commits

Apr 1, 2026

April 2026 performance for canonical/haproxy-operator: delivered a critical type-safety bug fix to host entry validation for haproxy-route and haproxy-route-tcp, replacing hosts from list<string> with list<IPvAnyAddress> to ensure only valid IPs are accepted and reduce misconfigurations. The change improves reliability and maintainability by aligning input types with haproxy libraries and Kubernetes operator patterns.

Activity

Loading activity data...

Quality Metrics

Correctness100.0%
Maintainability80.0%
Architecture80.0%
Performance80.0%
AI Usage20.0%

Skills & Technologies

Programming Languages

GoPython

Technical Skills

API designGoPythonbackend development

Repositories Contributed To

2 repos

Overview of all repositories you've contributed to across your timeline

canonical/haproxy-operator

Apr 2026 Apr 2026
1 Month active

Languages Used

Python

Technical Skills

API designPythonbackend development

canonical/lxd

Jun 2026 Jun 2026
1 Month active

Languages Used

Go

Technical Skills

Gobackend development