Overview Join Seqeras Unified Compute team as Staff Software Engineer to own low-level cloud workloads. You will work on Fusion, Fusion Snapshots, Ignite, and Sched, shaping how scientific workloads run across multi-cloud environments. This hands-on role combines OS-level work, performance optimization, and architectural leadership, with mentoring responsibilities. You’ll drive reliability, testing, and observability while collaborating with cross-functional teams to scale data-driven science. Compensaciones / Ventajas * equity * private health insurance * private life insurance * home office allowance * learning and development budget * time off and holidays Responsabilidades * Design, build, and own low-level systems across Fusion, Fusion Snapshots, Ignite, and Sched * Write reliable, well-tested code in Go and C (with Rust/JVM where needed) * Work close to the OS: FUSE, Linux namespaces, CRIU, process supervision, signaling * Handle multi-cloud orchestration: provider abstractions (AWS, Azure, GCP),



autoscaling, spot-fault tolerance * Drive performance engineering: chunked I/O, caching, buffer pools, bandwidth management * Set technical direction and raise standards for testing, observability, and operations * Mentor teammates and help onboard new engineers Requisitos principales * Deep experience building production-grade systems software with technical ownership at Staff level * Strong in Go and comfortable in C (or C++) * Solid Linux internals and debugging at OS level * Experience with distributed/cloud-native systems and cross-cloud failure modes * Clear, well-structured, well-tested coding style; able to work independently * Mentoring and onboarding * Ability to work independently in ambiguous environments * Strong communication and collaboration across teams * Go * C (or C++) * Rust (nice-to-have)

📌 Staff Software Engineer (Barcelona)
🏢 Seqera
📍 Barcelona