Hi, I am Pavel Dumenko

Senior DevOps Engineer and SRE with 7+ years of experience designing, securing, and operating cloud-native and on-premises infrastructure. Proven track record in cost optimization, platform reliability, Kubernetes operations, and Infrastructure as Code. Strong ownership mindset with experience leading cross-team initiatives, standardizing best practices across engineering teams and raising overall infrastructure maturity.

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Qualification

My Professional Journey & Educational Background

Education

Work

B.Sc. in Infocommunication Technologies

Saint Petersburg State University of Telecommunications

2014 - 2018

M.Sc. in Cybersecurity

Saint Petersburg State University of Telecommunications

2018 - 2020

DevOps Engineer

Kaspersky - Moscow, Russia

05.2020 - 07.2022

Site Reliability Engineer

N26 - Berlin, Germany

07.2022 - 09.2023

Platform Engineer

Ladenzeile - Berlin, Germany

09.2023 - 07.2024

DevOps Engineer

Holidu - Munich, Germany

07.2024 - Present

Achievements

Kaspersky

Ensured 200+ Linux servers remained highly available by automating end-to-end operations with Ansible and architecting fault-tolerant systems that eliminated single points of failure. Introduced infrastructure-as-code testing with Molecule to catch issues before production, and designed CI/CD pipelines across Jenkins, Kubernetes, and OpenShift — giving engineering teams a faster, safer, and more dependable path to production.

Linux
DevOps
Ansible
Security

N26

Led the architectural integration of ServiceNow as a core PaaS solution, deploying mission-critical components within Kubernetes to ensure scalability and resilience. Engineered complex data integrations with Workday, OneTrust, and Hopex, and collaborated with Security Operations to build a unified SIEM-to-ServiceNow response framework — centralizing governance, automating cross-platform workflows, and significantly strengthening the organization's overall security posture.

SaaS
Kubernetes
microservices
REST API

Holidu

Designed and delivered cloud infrastructure and security initiatives across AWS and Kubernetes environments, implementing cross-account secrets backup, real-time security hardening controls, and RDS compliance guardrails to reduce breach risk and meet audit standards. Automated technical onboarding and offboarding through AI-powered workflows to eliminate permission drift and manual overhead, while driving cost visibility improvements that reduced untagged cloud spend by 23% and enabled accurate internal cost attribution across teams.