[← Back to all projects](https://www.kallio.cloud/work/) # AI platform for an ESG SaaS Planmark, CTO (2024–2026) · Nov 2024 – Aug 2026 done * GCP * Vertex AI * Gemini * Firebase * TypeScript * Terraform * Docker * RAG * Entra ID * ISO 27001 Architected and led the AI platform: multi-agent systems, RAG-based reporting and AI orchestration on GCP (Vertex AI, Gemini). Technical strategy, cloud-native architecture, ISO 27001.