Principal Performance Engineer, Distributed Systems

Elastic; Poland; Presencial; PLN 369.000 - 584.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Health coverage for you and family

Flexible locations and schedules

Generous vacation days

Volunteer time (40 hours/year)

Parental leave (16 weeks)

Descripción de la vacante

Elastic is seeking a Principal Software Engineer to join the Elasticsearch Performance team. You will lead architectural and code-level performance initiatives to optimize and predict Elasticsearch performance.

You will collaborate with cross-functional teams to unlock the full potential of our software and embed performance-first thinking into new features. You will mentor engineers, drive automation for profiling and benchmarking, and work autonomously across projects to deliver high-impact

Formación

• Strong experience with Java and JVM internals.
• Proven profiling of distributed systems and performance optimization.
• Familiar with benchmarking tools and regression detection.
• Experience using AI-assisted tooling to accelerate optimization.
• Ability to collaborate across functions and teams autonomously.

Responsabilidades

• Own performance initiatives from architecture to production, driving high-impact optimizations.
• Develop performance models and methodologies for distributed systems.
• Drive strategies to keep Elasticsearch performant, scalable, and predictable.
• Profile bottlenecks in logging, metrics, vector search, and ES|QL.
• Mentor engineers and promote a performance-aware culture.

Conocimientos

Java internals

JVM memory management

Profiling distributed systems

Benchmarking tools

AI-assisted optimization

Distributed systems

Async collaboration

Herramientas

Flamegraphs

JMH

Rally

Descripción del empleo

Elastic is seeking a Principal Software Engineer to join the Elasticsearch Performance team. You will lead architectural and code-level performance initiatives to optimize and predict Elasticsearch performance.

You will collaborate with cross-functional teams to unlock the full potential of our software and embed performance-first thinking into new features. You will mentor engineers, drive automation for profiling and benchmarking, and work autonomously across projects to deliver high-impact