Software Engineer – Internal Tooling & Infrastructure

Exoscale (Headquarters: Lausanne, Switzerland)

Cloud Internal Tools Infrastructure Clojure Kubernetes Go Distributed Systems Linux UNIX Networking nftables eBPF Terraform Open Source SRE Back End Engineer

Exoscale is the leading Swiss/European cloud service provider. Join a dynamic working environment with a cutting-edge distributed team. Exoscale strives to create an environment with great working conditions and welcomes diverse applicants.

To strengthen its internal tooling capabilities, Exoscale is hiring a Software Engineer to join its Tooling team, with a strong focus on Clojure development.

Some of the challenges you will be working on:
* Design, implement and maintain internal tooling written in Clojure to support Kubernetes-based workflows
* Contribute to distributed systems for job execution and fleet-wide orchestration
* Extend and operate our Kubernetes operators for managing firewalling and networking (nftables, eBPF)
* Ensure reliability and robustness of internal systems used daily by engineering and SRE teams
* Participate in the development and maintenance of Golang-based public open-source tools (e.g., Terraform provider, CLI, Kubernetes controllers, plugins, etc.)
* Participate in code reviews and technical discussions
* Collaborate closely with SREs and other infrastructure teams
* Take part in the on-call rotation after a training period

Ideal candidates will:
* Have solid experience with functional programming, ideally in Clojure
* Be comfortable working in Linux environments and have a solid understanding of UNIX systems
* Have experience with Kubernetes (or a strong desire to deepen their knowledge in this area)
* Be curious and interested in building and maintaining distributed systems
* Have experience or interest in Go, especially in the context of infrastructure tooling
* Be willing to contribute to open-source projects
* Enjoy working across multiple domains and technologies

Bonus experience:
* Knowledge of nftables or eBPF
* Contributions to Kubernetes controllers, CSI, CCM, or other cloud-native components
* Experience with DevOps/SRE workflows and tooling

What we offer:
* Flexible working hours and the possibility to work remotely
* A modern working atmosphere in a highly technical and passionate team
* Freedom and autonomy in shaping your work and responsibilities
* Training budget and opportunities to learn across multiple domains (infra, networking, OSS)
* Team events, internal talks, and a collaborative remote-first culture

If you’re passionate about building robust internal systems, love functional programming, and want to have an impact across all layers of a cloud infrastructure stack, we’d love to hear from you - even if you don’t meet every requirement.