Amplitude
Staff Software Engineer (Query Infrastructure)
$198K–$331K
San Francisco · Hybrid · Staff · Full-time · Posted Oct 19, 2026
- Experience
- 8+ years of industry experience in backend or infrastructure engineering.
About the job
Own and improve core components of Amplitude’s Nova OLAP engine and query infrastructure to increase throughput, performance, cost-efficiency, and reliability for product teams and AI-agent workloads.
What you'll do
- Build and evolve query execution, columnar storage, distributed compute, and elastic query infrastructure.
- Lead major technical initiatives from proposal through production; set technical direction and resolve cross-team trade-offs.
- Improve production reliability through on-call, incident investigation, architectural changes, and mentoring via design reviews and debugging.
What they ask for
- 8+ years of industry experience in backend or infrastructure engineering, with depth in distributed data systems.
- Hands-on experience building or extending analytical or OLAP systems, large-scale data processing, or streaming frameworks.
- Track record leading multi-month, cross-team technical projects through production, including significant cloud cost or performance wins.
- Strong distributed-systems and computer-science fundamentals; demonstrated technical influence and proficiency in Java, C++ or Python.
Nice to have
- Experience with Druid, ClickHouse, Presto/Trino, Spark, BigQuery or Snowflake; SQL planning and optimization.
- Familiarity with Iceberg, Parquet, Arrow, ORC, warehouse-native architectures, product analytics, experimentation, or serving data to LLM and agent workloads.
Pay
$198,000 - $299,000 USD total target cash (inclusive of bonus or commission); $220,000 - $331,000 USD total target cash (inclusive of bonus or commission); $220,000 - $331,000 USD total target cash (inclusive of bonus or commission); $198,000 - $299,000 USD total target cash (inclusive of bonus or commission); $198,000 - $299,000 USD total target cash (inclusive of bonus or commission)
Tools
Nova, JVM, Java, C++, Python, Druid, ClickHouse, Presto/Trino
AI focus
Design query infrastructure for AI agents as first-class clients, targeting higher query throughput with predictable performance and lower cost per query; the system serves agent workloads.
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