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serhiichuk.dev

From software engineering to cloud architecture

I'm Yurii Serhiichuk, a Head of DevOps | Cloud Architect — Google Developer Expert and Cloud Champion Innovator with over 10 years of commercial experience, based in Katowice, Poland.

Cloud development, Java, and Python are the work I like best. I have spent the last decade building everything from desktop applications to huge standalone web-applications and micro-service-based platforms, and moved from deep software engineering into leading DevOps teams and architecting complex cloud solutions.

I'm Head of DevOps | Cloud Architect at Travelshift (since 2024), and I specialize in Cloud Architecture, AI-assisted engineering, and FinOps — delivering scalable serverless solutions without compromising on performance or reliability.

Current Focus

A decade of building and optimizing cloud platforms across enterprise and startup environments.

Head of DevOps | Cloud Architect

2024 – Present

Travelshift

Head of DevOps | Cloud Architect

Key Skills

Cloud & DevOps

Google Cloud PlatformAWS (ECS/Fargate, Lambda, RDS/Aurora, DynamoDB, VPC, IAM)Multi-cloudLinux (CentOS, Amazon Linux)KubernetesDockerIstio & EnvoyHelmFastly CDN & edge (VCL, Signal Sciences WAF)ServerlessCI/CD (GitHub Actions, CircleCI, Cloud Build)PulumiTerraformObservability (Prometheus, OpenTelemetry, Grafana, ELK/Elasticsearch)Secrets management (Doppler, HashiCorp Vault, Secret Manager)Load testing (k6)

Languages

JavaPythonGoTypeScriptNode.js (Fastify, Next.js)Shell scripting (Bash, zsh)

Data & AI

GenAI & AI agentsRAG (Firestore vector search)MCPETLData EngineeringBigQueryLLM-assisted engineering

See the full story

My complete work history, projects, talks, and certifications live on my interactive CV — always up to date and available as a PDF.

Certifications & Awards

Google Developer Expert and Cloud Champion Innovator, plus verified vendor certifications below — each linking to its public credential.

Professional Cloud Architect Google Cloud Verify credential
Professional Data Engineer Google Cloud Verify credential
Professional Cloud DevOps Engineer Google Cloud Verify credential
Professional Cloud Developer Google Cloud Verify credential
Certified Kubernetes Application Developer The Linux Foundation Verify credential
Kubernetes and Cloud Native Associate (KCNA) The Linux Foundation Verify credential

Interested in working together?

I'm always open to discussing new projects, cloud audits, or long-term infrastructure partnerships.