CareerPlan

Principal Engineer - Core Cloud Platform

HelsinkiFull-time2026-10-22 → 2026-11-10

Core

Architecting and operating the cloud infrastructure (AWS, Kubernetes, storage) supporting hundreds of services and 400+ engineers.

Role type

Principal Engineer - Core Cloud Platform

Builds

Cloud infrastructure, Kubernetes clusters, data storage layers, and self-service provisioning tooling.

Domain

Cloud Infrastructure / Kubernetes / Data Storage

Deliverable

infrastructure

Required skills

Kubernetes, AWS, Python, Golang, Data Storage (SQL, MongoDB, ClickHouse, Elasticsearch), Networking, Service Meshes, CI/CD

Preferred skills

Vespa, Hashicorp Vault, Automated provisioning tools, Multi-tenant architectures

Technologies

AWS, Kubernetes, Helm, Python, Golang, SQL, MongoDB, ClickHouse, Elasticsearch, Service Meshes

Responsibilities

Own the architectural roadmap for cloud, Kubernetes, and storage platforms; Build cell registry and automate provisioning; Design cross-cell gate mechanisms; Operate and evolve the platform including upgrades and lifecycle management; Improve security, reliability, cost efficiency, and performance; Champion standards to eliminate duplication; Build AI-powered integrations and tooling.

Seniority

Principal, strategy & mentorship