Márk Sági-kazár
Cloud Native Ambassador
Budapest, Central Hungary
Summary
🤩
Rockstar🎓
Top SchoolMárk Sági-kazár is a Cloud Native Ambassador and seasoned software engineer with 12 years of experience building and leading cloud-native, open source projects from Budapest. He blends hands-on backend development in Go and PHP with platform and SRE leadership—driving Kubernetes-based platform work at Banzai Cloud and SRE/OSS initiatives at Cisco and OpenMeter. A prolific OSS contributor, Márk has improved core tooling across notable projects like go-kit, viper, dex, watermill and Guzzle, often focusing on refactors, testing, security and observability. He’s comfortable across the stack—adding Prometheus and Jaeger instrumentation, hardening TLS tests, and implementing build-system and configuration improvements—while mentoring contributors to simplify onboarding. Beyond code, he’s an active CNCF ambassador and tech content creator, known for turning complex distributed-systems concerns into pragmatic, maintainable solutions.
12 years of coding experience
10 years of employment as a software developer
Balassi Bálint Nyolcévfolyamos GimnáziumDebreceni EgyetemBachelor of IT Engineering Computer Engineering, Bachelor of IT Engineering Computer Engineering at John Von Neumann University
English
Stackoverflow
1,032reputation
156kreached
45answers
7questions
Github Skills (135)
dependency-management10
url-routing10
testing10
http10
microservices-application10
monetary10
queuing10
message-queue10
guzzle10
phpunit10
security10
mtls10
http-client10
automation10
f10
Programming languages (29)
Github contributions (5)
php-http/message
Dec 2015 - Jan 2020
HTTP Message related tools
Role in this project:
Backend Developer
Backend DeveloperContributions:6 releases, 90 commits, 57 PRs in 4 years 1 month
Contributions summary:Márk's commits focused on developing and improving the `php-http/message` repository. The commits primarily involved creating and modifying message-related tools, including message decorators and factories. The changes included implementing features like stream and authentication management. The code modifications involved various components of the HTTP message structure, and stream handling, with the main goal to create modular and flexible implementations of PSR-7 interfaces.
spf13/viper
Nov 2018 - Jan 2023
Go configuration with fangs
Role in this project:Back-end Developer
Back-end DeveloperContributions:29 releases, 293 reviews, 187 commits in 4 years 3 months
Contributions summary:Márk contributed to the `spf13/viper` repository, a Go configuration library, by implementing new features and addressing existing issues. Their work focused on adding functionality related to environment variables, specifically introducing an option to allow empty environment variables and adding support for int slice flags. They also fixed a typo in the documentation.
go
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