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Principal Software Engineer - Performance Engineering (Cloud Infrastructure)

US-CA-Menlo Park💼 Full-time🗓 2026-09-04 → 2026-09-26

Core

Drive Snowflake's cloud infrastructure performance strategy by evaluating new hardware generations, building benchmarking infrastructure, and translating technical data into pricing and rollout decisions.

Role type

Principal Software Engineer (Performance Engineering)

Builds

Benchmarking and modeling infrastructure, automated performance-validation workflows, and price/performance models.

Domain

Cloud Infrastructure / Hardware Systems

Deliverable

production ML models | product features | dashboards & analysis | infrastructure

Required skills

Cloud infrastructure performance expertise, CPU microarchitecture analysis, memory bandwidth characterization, I/O behavior analysis, benchmarking system design, quantitative modeling, cross-functional leadership, automation pipeline development

Preferred skills

Data warehouse performance knowledge, cloud provider partnership experience, hardware-emulation system development

Technologies

AWS, Azure, GCP, Graviton, AMD Turin, Azure ARM/Cobalt, GCP Axion, PMU counters, TPC-DS workloads

Responsibilities

Lead evaluation of new cloud instance types; shape technical roadmap and measurement methodology; characterize hardware performance at deep levels; develop price/performance models; automate day-zero hardware readiness; mentor engineers and grow performance engineering discipline

Seniority

Principal, high-autonomy technical leadership

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