Principal Backend Engineer

Location: Fully remote (EMEA timezone)
Start date: ASAP
Languages: Fluent English required
Industry: Cloud Computing / AI / European Deep-Tech SaaS

About the Role

Blackfluo is recruiting on behalf of a European deep-tech company building the future of cloud infrastructure. Our client is a distributed cloud platform delivering GPU computing for AI/ML workloads, secure file storage, and high-speed data transfer — powered by a sustainable, decentralized architecture that reduces carbon footprint by 77% compared to traditional data centers.

We are seeking a Principal Backend Engineer to join the Compute GPU Team, which owns the core GPU cloud infrastructure — including platform services, billing systems, and the foundational components that power the Compute across multiple regions.

This is a highly technical, impact-driven role focused on cloud-native systems, Kubernetes infrastructure, distributed backend services, and GPU platform engineerin...