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

System Solutions 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

Kept critical infrastructure running reliably for 200+ Linux servers by automating operations end-to-end with Ansible and building fault-tolerant systems that eliminated single points of failure. Introduced automated testing for infrastructure code with Molecule, catching issues before they reached production and making deployments significantly safer. Designed and maintained CI/CD pipelines that gave engineering teams a faster, more dependable path to production — across Jenkins, Kubernetes, and OpenShift.

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. Orchestrated a seamless data ecosystem by engineering complex integrations with Workday, OneTrust, and Hopex, while collaborating with Security Operations to architect a unified SIEM-to-ServiceNow response framework. These initiatives centralized governance, automated cross-platform workflows, and significantly strengthened the organization’s security posture.

SaaS
Kubernetes
microservices
REST API

Holidu

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