Portrait of Joonas Ruotsalainen

Joonas Ruotsalainen

Full-stack developer & DevOps engineer

I build cloud-native applications, distributed systems, and practical automation for software teams. My work spans full-stack product engineering, DevOps, Kubernetes, GCP, and AWS.

I focus on AI agents and automation workflows that reduce manual work in software engineering, reporting, support, and business operations.

Programming: TypeScript, JavaScript, Go, Python, Bash, C++

Cloud & Platform: Kubernetes, GCP, AWS, Docker, Terraform, Helm, Ansible, Linux

Backend & Web: Node.js, React, Next.js, Express.js

Databases: PostgreSQL, MongoDB, Redis, MySQL/MariaDB

CI/CD & Monitoring: GitHub Actions, CircleCI, Jenkins, Cloud Build, Prometheus, Grafana

AI/LLM Tools: Aider, Gemini CLI, OpenClaw, Hermes Agent, OpenAI, Claude, Vertex AI, OpenWebUI

Education: M.Eng in Modern Software and Computing Solutions

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