DevOps / Cloud Architect | AI-Ops & MLOps | Kubernetes (CKA/CKAD)

Vitaliy Ryumshyn

Auf Anfrage

DevOps / Cloud Architect | AI-Ops & MLOps | Kubernetes (CKA/CKAD) | AWS

Allgemeine Informationen

Aktuelle Position: Cloud Architect
Startdatum: Auf Anfrage
Auslastung / Workload (Mehrfachauswahl möglich): Vollzeit
Remote: Remote bevorzugt
Umzugsbereitschaft: Nein

Kenntnisse

Sprachen

Russisch Ukrainisch Deutsch Englisch

Skills

ArgoCD Cloud DevOps GitLab CI/CD Go Grafana Istio Java KI-Entwicklung Kubernetes Linux OpenShift Prometheus Python Terraform AWS ML Engineering

Berufs- und Projekthistorie

VitaliyRyumshyn

CLOUD PLATFORM & DEVOPS ENGiNEER | GiTOPS / MLOPS INFRASTRUCTURE

•Cloud Platform and DevOps engineer with 20+ years in software delivery, recently focused on GitOps, Kubernetes/OpenShift, AWS/GCP, and MLOps

platforms in regulated finance and insurance environments.

•Built and operated developer platforms, self‑service infrastructure automation, and AI/ML workbenches using Argo CD, Argo Workflows, EKS,

JupyterHub, MLflow, SageMaker, Terraform/OpenTofu, Ansible, and CI/CD pipelines.

•Strong at turning platform standards into practical team enablement: onboarding, observability, security controls, delivery traceability, and pro‑

duction operations.

Skills

CloudAWS, GCP, Kubernetes, OpenShift, EKS, GKE, Hetzner Cloud, Proxmox, Linux

GitOps/IaCArgo CD, Argo Workflows, Helm, Terraform/OpenTofu, CloudFormation/CDK, Ansible, Kustomize

CI/CDJenkins, GitHub Actions, GitLab CI, TeamCity, GitLab, Harbor, Nexus/Artifactory, SonarQube

ObservabilitySplunk, Prometheus, Grafana, AWS CloudWatch, Dynatrace, InfluxDB, Telegraf

SecurityIAM, SAML/OIDC, Vault, OPA/Rego, RBAC, audit logging, regulated delivery controls

MLOps JupyterHub, MLflow, AWS SageMaker Studio, Spark on Kubernetes/EKS, AWS EMR, AWS Glue

AI InfraMCP‑based tooling, AI agent safety controls, LLM‑assisted infrastructure automation, evidence capture

Programming Python, Go, Java, Shell/Groovy, SQL, JavaScript, C/C++

Data/MiddlewarePostgreSQL/Aurora, Oracle, MySQL, Kafka, Spring Boot, JBoss/WildFly, Tomcat

Work Experience

Signal Iduna (ANÜ) Remote

DEVOPS / GiTOPS ENGiNEER (OPENSHiFT, GCP) January 2025 ‑ Present

•GitOps self‑service provisioning:Designed and built an internal infrastructure provisioning service for development teams using Argo CD, Argo

Workflows, and Python.

•Platform automation:Automated environment lifecycle management on OpenShift/GCP while aligning configuration, approvals, and delivery

flow with enterprise platform standards.

•Delivery traceability:Improved deployment reliability, change visibility, and auditability through standardized GitOps and CI/CD practices.

•Migration support:Helped migrate source control and CI/CD workflows from Bitbucket and Jenkins to GitLab Cloud.

•Developer enablement:Supported application teams with platform onboarding, configuration reviews, deployment troubleshooting, and per‑

formance tuning.

•Platform integration:Worked with Kafka‑based services, Splunk observability, and GCP/GKE integration patterns in a regulated insurance envi‑

ronment.

Allianz (ANÜ) Munich / Remote

DEVOPS CONSULTANT / SOLUTiON ARCHiTECT (AI/ML PLATFORMS) April 2021 ‑ July 2024

•Enterprise AI/ML platform:Designed, implemented, and operated an AWS‑based platform for data science and analytics workloads across a

large financial services organization.

•Data science workbench:Built a governed environment with JupyterHub on EKS, MLflow, Spark on Kubernetes, SageMaker Studio, and serverless

training/deployment workflows.

•Scale and onboarding:Supported hundreds of data scientists and reduced team provisioning from days to hours through Infrastructure as Code,

CI/CD pipelines, and automated onboarding.

•Security and governance:Implemented model lifecycle patterns aligned with IAM, SAML/OIDC integration, compliance requirements, monitoring,

logging, and production operations.

RIoT Secure AB (freelance) Remote

CLOUD ARCHiTECT AND DEVOPS ENGiNEER September 2020 ‑ March 2021

•Private cloud platform:Built and operated a Proxmox‑based private cloud environment in Hetzner, including Debian Linux VMs, high availability,

and Ansible‑based provisioning.

•Kubernetes migration:Established a highly available bare‑metal Kubernetes cluster, containerized company applications, and packaged deploy‑

ments with Helm.

•CI/CD modernization:Set up GitLab, migrated projects, and implemented build/release pipelines for PHP, Go, Node.js, and C/C++ applications.

JUNE 26, 2026 ViTALiY RYUMSHYN · RÉSUMÉ 1

BNP Paribas Consorsfinanz (freelance) Munich

DEVOPS AND JAVA LEAD January 2018 ‑ August 2020

•Development platform setup:Built a standardized Red Hat/CentOS development environment with Ansible automation, reducing developer

onboarding from days to hours.

•CI and quality gates:Implemented Jenkins pipelines, Nexus, Git/Gerrit workflows, SonarQube quality gates, and Flyway database migration

practices.

•Legacy modernization:Led migration from SVN to Git without release schedule impact and helped modernize a 900K LOC Java application from

Java EE6/JBoss 7.3/Java 8 to Java EE8/Java 11.

•Team enablement:Helped establish a nearshore development team, coached delivery practices, and created AWS migration prototypes.

BlackBerry Munich / Remote

TECHNiCAL LEAD / SYSTEM ARCHiTECT / ENGiNEERiNG MANAGER October 2011 ‑ December 2017

•Enterprise mobility platforms:Contributed to the architecture and development of BES10/BES12 and integrated acquired products into the

BlackBerry Enterprise Server platform.

•Engineering leadership:Led two offshore development teams scaled from 10 to 40+ engineers, with ownership for delivery coordination, men‑

toring, and technical quality.

•Build and quality infrastructure:Improved CI/CD, testing, coding standards, SonarQube quality gates, and management‑facing quality reporting.

Earlier Career: Fujitsu EST, Linguatec GmbH, Mediantis AG, Koch Media GmbH Munich / Remote

SENiOR SOFTWARE ENGiNEER / ARCHiTECT / LEAD DEVELOPER April 1996 ‑ June 2011

•Built enterprise Java, SaaS, speech recognition, translation, e‑commerce, search, and developer tooling products in senior engineering, architec‑

ture, and team lead roles.

•Delivered customer‑facing systems, database/search layers, integrations, quality tooling, and release processes across Java, .NET, Oracle, Lucene,

Eclipse RCP/RAP, and Linux/Unix environments.

SelectedOpen SourceProjects

Evidra Bench — AI Infrastructure Agent Benchmark github.com/vitas/evidra‑bench

AI iNFRASTRUCTURE AGENT BENCHMARK AND REGRESSiON TESTiNG SYSTEM FOR LiVE KUBERNETES, HELM, ARGO CD, TERRAFORM,

AND AWS/LOCALSTACK SCENARiOS. COMPARES MODELS, MCP SERVERS, SKiLLS, AND REMOTE AGENTS WHiLE TRACKiNG PASS

RATE, COST, TURNS, TOKEN USE, AND FAiLURE PATTERNS.

Go, TypeScript

Evidra — Flight Recorder for Infrastructure Automation github.com/vitas/evidra

RECORDS iNFRASTRUCTURE AUTOMATiON iNTENT, OUTCOME, REFUSAL, AND AUDiT EViDENCE ACROSS MCP AGENTS, CI/CD

PiPELiNES, A2A AGENTS, AND SCRiPTS. INCLUDES CLI, MCP SERVER TOOLiNG FOR KUBECTL/HELM/TERRAFORM/AWS, AND A

SELF‑HOSTED API/UI.

Go, TypeScript

Evidra‑GitOps — Deployment Evidence Explorer for Argo CD github.com/vitas/evidra‑gitops

ARGO CD DEPLOYMENT iNVESTiGATiON AND AUDiT EViDENCE TOOLiNG WiTH CHANGE CORRELATiON, HEALTH TRANSiTiONS, TiCKET

LiNKiNG, AND KUSTOMiZE‑BASED DEPLOYMENT.

MLflow Enterprise Gateway — Multi‑Tenancy & Governance for MLflow

github.com/vitas/mlflow‑

enterprise‑gateway

MULTi‑TENANT GOVERNANCE GATEWAY FOR SELF‑HOSTED MLFLOW WiTH TENANT iSOLATiON, RBAC, OIDC/JWT iNTEGRATiON,

STRUCTURED AUDiT LOGGiNG, AND HELM‑BASED KUBERNETES/OPENSHiFT DEPLOYMENT.

Python

Certifications

•Certified Kubernetes Administrator (CKA)

•Certified Kubernetes Application Developer (CKAD)

•AWS Certified Cloud Practitioner

Ausbildung und Zertifikate

CKA
CKAD

Kontaktdaten

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Vergütung

Stundensatz: 95 – 99 € / Stunde