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Senior backend engineer - query processing

Tsuga· Engineering
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Hybrid (Paris)Full-timePosted 2mo ago

About the role

Senior backend engineer role focused on distributed Rust-based backends, data ingestion, processing, indexing, and querying within Tsuga’s cluster team. Hybrid, Paris, France, full-time; open to Europe/UK via employee of record contracts.

Responsibilities

  • Design, build, and operate distributed backend systems in Rust.
  • Develop and maintain scalable data ingestion pipelines capable of handling massive traffic spikes and real-time workloads.
  • Build and optimize high-performance columnar storage systems on top of object storage technologies for peta-bytes scale volume of data
  • Manage and orchestrate Kubernetes-based clusters deployed in customer cloud environments (AWS, Azure, and GCP).
  • Develop tooling and automation to provision, monitor, scale, and maintain managed customer clusters in real time.

Qualifications

  • Strong previous experience working on DataFusion, query execution on columnar format databases
  • Strong previous experience in data processing at scale while maintaining performance
  • Experienced in Rust or C++ and Kubernetes
  • Experienced in using Vortex is a plus

Skills

Required:DataFusionRustKubernetes
Nice to have:C++Vortex

Benefits

  • We move fast. We value ownership, and quick feedback over unnecessary process and hierarchy.
  • We solve problems, not blame people. When something goes wrong, we fix it, learn from it, and improve the system.
  • We are builders. We start everything from a blank page and we lean on your colleagues' knowledge to move faster.
  • We are customer-obsessed. We dogfood Tsuga every day, so you care how the product is actually used and want to contribute ideas.
  • We lean hard on AI, but not blindly. Our problems are hard and can’t be AI-slopped away.
Last updated Oct 14, 2026. Interested? Apply on the company site.
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About Tsuga

The enterprise observability that runs in your cloud.

Tsuga is a bring-your-own-cloud observability platform for logs, metrics, traces, and application performance management. It deploys inside your AWS account via infrastructure-as-code in under two hours. You get the control of self-hosted infrastructure without the operational burden of running it.

Application performance managementBuilt-in complianceInfrastructure monitoringLog managementObservability pipelinesOpen standards first: no lock-inOptimized costsSensitive data scanner
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