7 days ago
Remote, EMEASenior
Responsibilities
- Adapt YDB to leverage QLC NVMe drives, 800Gb/s network adapters, and BlueField DPUs.
- Maximize performance on HDDs and TLC NVMe devices.
- Reengineer YDB components with more efficient algorithms to solve complex systems challenges.
- Develop high-performance, low-latency components for distributed storage and database workloads.
- Participate in coding interviews and contribute to production incident resolution.
Requirements
- At least 5 years of experience programming in C/C++ for highly loaded systems.
- Understanding of core dumps, flamegraphs, sanitized builds, CPU caches, modern CPU atomic operations, and NUMA architectures.
- Experience developing high-performance, low-latency components.
- Preferred experience with on-disk data structures such as LSM trees and B+ trees.
- Preferred hands-on experience with perf, VTune, bpftrace, and gdb.
- Preferred knowledge of erasure coding, checksumming, NVMe and HDD internals, Linux kernel, SPDK/DPDK, libaio, io_uring, networking protocols, Kubernetes, and Grafana.
- Preferred experience designing production-grade distributed storage components and participating in incident resolution.
- Preferred knowledge of availability and durability calculations.
- Applicants must be authorized to work in the country where they apply and provide proof of employment eligibility.
Benefits
- Competitive compensation.
- Career growth and learning opportunities.
- Flexibility, ownership, and a collaborative culture.
- Opportunity to work on impactful AI projects.
- International environment with talented teams.
Tech Stack
Categories
About Nebius
Nebius builds a full-stack AI cloud offering GPU compute, storage, and tools for training and deploying ML models for startups, enterprises, and research labs. It sells consumption-based cloud infrastructure (IaaS/PaaS) and managed services tailored to generative AI workloads, including large-scale model training and inference. The company is headquartered in Amsterdam and operates as an independent provider.