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GeezerVison is showing roxedus.dev — Simen's Page Simen RøstvikSenior Platform Engineer at Sopra SteriaA tech geek passionate for open-source projects, with a focus on deployment and management. Problem Solving Team Work ProjectsLinuxserver.ioMember
January 2021 - Present Developer and maintainer of popular Docker images used in the homeserver space, with over 16 billion pulls on DockerHub hobby
lsio
docker ShiteMusicBotDeveloper
January 2019 - Present An Open Source Discord Music bot written in Python hobby
python SkillsCloud ComputingWorked with most of the major clouds such as Azure, GCP and AWS. LinuxServer operating system of choice. Capable of writing bash/shell scripts. Experiences1 Sopra SteriaSeptember 2023 - Present Oslo Senior Platform EngineerSeptember 2025 - Present Responsibilities:
Engineer, Cloud NativeSeptember 2023 - July 2025 Responsibilities:
Crayon ASAugust 2022 - August 2023 Oslo ConsultantAugust 2022 - August 2023 Responsibilities:
2 3 IT ConsultantApril 2021 - Jul 2022 Responsibilities:
NTNUAug 2016 - Jul 2018 Campus Kalvskinnet Norwegian University of Science and Technology has a main profile in science and technology. Apprentice In ICTAug 2016 - Jul 2018 Responsibilities:
4 AccomplishmentsGolden KubestronautThe Linux Foundation
July 2025 The Golden Kubestronaut badge recognizes an exceptional level of achievement within the Cloud Native ecosystem. Recipients of this badge have demonstrated a sustained commitment to excellence and are recognized as highly accomplished professionals in the field. KubestronautThe Linux Foundation
April 2024 Kubestronauts are people who showed exemplary Kubernetes knowledge by passing all five of CNCF’s Kubernetes-related certifications: Certified Kubernetes Administrator (CKA), Certified Kubernetes Application Developer (CKAD), Certified Kubernetes Security Specialist (CKS), Kubernetes and Cloud Native Associate (KCNA) and Kubernetes and Cloud Security Associate (KCSA). CKA: Certified Kubernetes AdministratorThe Linux Foundation
January 2023 - January 2026 Earners of this designation demonstrated the skills, knowledge and competencies to perform the responsibilities of a Kubernetes Administrator. Earners demonstrated proficiency in Application Lifecycle Management, Installation, Configuration & Validation, Core Concepts, Networking, Scheduling, Security, Cluster Maintenance, Logging / Monitoring, Storage, and Troubleshooting CKAD: Certified Kubernetes Application DeveloperThe Linux Foundation
February 2023 - February 2026 Earners of this designation demonstrated the skills, knowledge and competencies to perform the responsibilities of a Kubernetes Application Developer. Earners are able to define application resources and use core primitives to build, monitor, and troubleshoot scalable applications and tools in Kubernetes. The skills and knowledge demonstrated by earners include Core Concepts, Configuration, Multi-Container Pods, Observability, Pod Design, Services & Networking, State Persistence. CKS: Certified Kubernetes Security SpecialistThe Linux Foundation
August 2023 - August 2025 Earners of this designation are accomplished Kubernetes practitioners (as evidenced by holding the CKA credential). Earners demonstrated the requisite abilities to secure container-based applications and Kubernetes platforms during build, deployment and runtime, and are qualified to perform these tasks in a professional setting. CNPA: Certified Cloud Native Platform Engineering AssociateThe Linux Foundation
June 2025 - June 2027 Earners of this designation demonstrated the skills, knowledge and competencies to perform the responsibilities of a Cloud Native Platform Engineering Associate. Earners demonstrated understanding of microservices, containers, CI/CD, IaC, observability, and security, as well as ability to contribute support effectively to scalable and modern platform operations. CGOA: Certified GitOps AssociateThe Linux Foundation
March 2024 - March 2027 Earners of this designation demonstrated comprehension of GitOps patterns including when and why to use them. They also understand the precautions to take around tooling for manifest format and packaging, state store systems, and reconciliation engines to adhere to and extend GitOps principles. LFCS: Linux Foundation Certified Systems AdministratorThe Linux Foundation
May 2025 - May 2027 Earners of this designation demonstrated the skills required to do basic to intermediate system administration and are knowledgeable in the operational support of Linux systems and services. Earners can assume responsibility for first line troubleshooting and analysis, and demonstrated proficiency in Essential Commands, Operation of Running Systems, User and Group Management, Networking, Service Configuration and Storage Management. CCA: Cilium Certified AssociateThe Linux Foundation
March 2025 - March 2027 Earners of this designation demonstrated an understanding of the major features, benefits and use cases offered by Cilium. HashiCorp Certified: Terraform Associate (002)IBM Professional Certification
August 2022 - August 2024 Earners of the HashiCorp Certified: Terraform Associate certification know the basic concepts, skills, and use cases associated with open source HashiCorp Terraform. They understand and can utilize Terraform according to the certification objectives. Additionally, they understand why enterprises choose to extend Terraform Community with Terraform Enterprise to solve business critical objectives. AZ-400: Designing and Implementing Microsoft DevOps SolutionsMicrosoft
September 2022 Passing exam AZ-400: Designing and Implementing Microsoft DevOps Solutions validates the skills and knowledge to combine people, processes, and technologies to deliver valuable products and services that meet end-user needs and business objectives. Candidates optimize practices, improve communications, and create automation to streamline delivery. They design and implement strategies for application code and infrastructure for continuous integration, testing, delivery, monitoring and feedback. Microsoft Certified: Azure Administrator AssociateMicrosoft
October 2022 - October 2027 Earning Azure Administrator Associate certification validates the skills and knowledge to implement, manage, and monitor an organization’s Microsoft Azure environment. Candidates have a deep understanding of each implementing, managing, and monitoring identity, governance, storage, compute, and virtual networks in a cloud environment, plus provision, size, monitor, and adjust resources, when needed. Microsoft Certified: DevOps Engineer ExpertMicrosoft
October 2022 - October 2027 Earning the DevOps Engineer Expert certification demonstrates the ability to combine people, process, and technologies to continuously deliver valuable products and services that meet end user needs and business objectives. DevOps professionals streamline delivery by optimizing practices, improving communications and collaboration, and creating automation. CAPA: Certified Argo Project AssociateThe Linux Foundation
July 2025 - July 2027 Earners of this designation demonstrated a solid understanding of the Argo Project ecosystem, terminology, and best practices for each tool and how it relates to common DevOps, GitOps, Platform Engineering, and related practices. CBA: Certified Backstage AssociateThe Linux Foundation
July 2025 - July 2027 Earners of this designation demonstrated the skills skills and knowledge required to to build developer portals with Backstage. A Certified Backstage Associate (CBA) has the skills to stand up, deploy, and manage a Backstage project as a standalone engineer or team lead. ICA: Istio Certified AssociateThe Linux Foundation
June 2025 - June 2027 Earners of this designation demonstrated a solid understanding of Istio principles, terminology, and best practices in order to set up Istio. KCA: Kyverno Certified AssociateThe Linux Foundation
May 2025 - May 2027 Earners of this designation demonstrated advanced proficiency in Kubernetes security, specifically in utilizing Kyverno for defining and managing security policies. Their expertise includes ensuring compliance, actively participating in threat identification and mitigation, and contributing to the overall security resilience of Kubernetes environments. OTCA: OpenTelemetry Certified AssociateThe Linux Foundation
July 2025 - July 2027 Earners of this designation understand the basic concepts of observability, and how OpenTelemetry enables these concepts. They understand the fundamentals of OpenTelemetry, how to use its major components, and best practices for instrumenting cloud-native applications for observability. PCA: Prometheus Certified AssociateThe Linux Foundation
June 2025 - June 2027 Earners of this designation demonstrated an understanding of best practices for monitoring cloud native applications and infrastructure using Prometheus, including how to use observability data to improve application performance, troubleshoot system implementations, and feed that data into other systems. KCNA: Kubernetes and Cloud Native AssociateThe Linux Foundation
April 2024 - April 2027 Earners of this designation demonstrated a basic knowledge of Kubernetes and cloud-native technologies, including how to deploy an application using basic kubectl commands, the architecture of Kubernetes (containers, pods, nodes, clusters), understanding the cloud-native landscape and projects (storage, networking, GitOps, service mesh), and understanding the principles of cloud-native security. KCSA: Kubernetes and Cloud Native Security AssociateThe Linux Foundation
April 2024 - April 2027 Earners of this badge have demonstrated an understanding of the baseline security configuration of Kubernetes clusters to meet compliance objectives, including the ability to harden security controls, test and monitor the security, and participate in assessing security threats and vulnerabilities. |
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