Senior Software Engineer, Performance & Optimization

Elasticsearch B.V.; Ireland; On-site; EUR 87,000 - 138,000; Full time

Benefits offered by this job

Health coverage

Flexible locations

Generous vacation days

Donation matching

Volunteer hours

Parental leave

Job summary

Elastic is seeking a Senior Software Engineer for the Elasticsearch Performance team. You will contribute to performance engineering initiatives, implement optimization strategies, and profile distributed systems to improve throughput, latency, and scalability.

Collaboration across teams will be essential to apply performance-focused practices to new features. The role emphasizes AI-assisted optimization and automated benchmarking, with a focus on robust, scalable systems and peer reviews to

Qualifications

• Deep knowledge of Java internals and JVM memory management.
• Experience profiling and optimizing distributed systems with benchmarking tools.
• Solid understanding of distributed systems architecture and scaling challenges.
• Proven track record using AI or advanced tooling to accelerate optimization.

Responsibilities

• Contribute to core performance engineering initiatives from development to production.
• Implement performance models and methodologies for complex distributed systems.
• Support optimization strategies to keep Elasticsearch performant and scalable.
• Profile and analyze system behavior to identify bottlenecks in components like logging, metrics, and vector search.
• Ensure robust performance benchmarks and regression detection for stateful and serverless architectures.

Skills

Java

JVM memory management

Concurrency

Profiling

Distributed systems

Benchmarking

AI tooling

Collaboration

Asynchronous communication

Tools

JMH

Rally

Profiling tools

Performance dashboards

Job description

Elastic is seeking a Senior Software Engineer for the Elasticsearch Performance team. You will contribute to performance engineering initiatives, implement optimization strategies, and profile distributed systems to improve throughput, latency, and scalability.

Collaboration across teams will be essential to apply performance-focused practices to new features. The role emphasizes AI-assisted optimization and automated benchmarking, with a focus on robust, scalable systems and peer reviews to