Sr. Principal Performance Engineer (AI)

TL;DR

Sr. Principal Performance Engineer (AI): Building and maintaining end-to-end benchmarks for database and AI workloads with an accent on performance strategy, systemic bottleneck analysis, and architectural influence. Focus on evaluating throughput, latency, and scalability for complex OLTP/OLAP and AI inference pipelines.

Location: Must be based in the EU or UK

Company

hirify.global provides a data and AI platform that enables organizations to harness the power of Postgres for transactional, analytical, and AI workloads across any cloud.

What you will do

• Design and maintain repeatable end-to-end benchmarks for database and AI systems.
• Evaluate performance metrics including throughput, latency, concurrency, and stability across complex workloads.
• Measure and optimize performance for GPU/CPU inference pipelines and data serving architectures.
• Develop automation harnesses, scripts, and dashboards for consistent performance reporting.
• Partner with engineering and product teams to define performance goals and influence roadmap decisions.
• Establish standards for test hygiene, statistical rigor, and benchmark governance.

Requirements

• Must be based in the EU or UK
• 8+ years of experience in performance engineering, SRE, or systems engineering.
• Strong understanding of database internals, specifically PostgreSQL.
• Hands-on experience with benchmarking tools such as pgbench, HammerDB, or custom harnesses.
• Proficiency in Python and/or Go for automation, plus scripting in Bash.
• Deep experience with Linux performance profiling tools like perf, flamegraphs, and eBPF.

Nice to have

• Experience with vector databases and RAG pipeline benchmarking.
• Knowledge of AI stack components including model serving and GPU profiling.
• Background in storage and networking performance tuning.

Culture & Benefits

• 100% remote working environment.
• Commitment to work-life balance and employee well-being.
• Access to health and wellness resources via CuraLinc.
• Wellness Fridays active through December 2026.
• Inclusive, diverse workplace culture centered on trust and respect.