Performance & Load Test Engineer – Tooling & AI

Ethereum Technologies; Dallas (TX); On-site; USD 110,000 - 170,000; Full time

Job summary

Ethereum Technologies is seeking a Software Engineer specializing in Performance and Load Testing to build tooling and infrastructure for realistic workloads in large-scale environments. You will develop traffic-replay systems, process API logs, and transform datasets into test scenarios to help teams reproduce and remediate performance issues.

The ideal candidate has experience with distributed systems, APIs, data processing, automation, and performance engineering, and a drive to apply

Qualifications

• Bachelor’s degree in Computer Science, Software Engineering, or a related technical field.
• Professional software engineering experience.
• Strong programming experience with Python, Java, Go, C++, or similar languages.
• Strong understanding of HTTP, REST APIs, JSON, WebSockets, event-driven architectures, and distributed systems.
• Experience building automation, developer tooling, or data-processing systems.
• Experience working with large datasets, logs, or high-volume production telemetry.
• Strong understanding of software performance concepts including latency, throughput, concurrency, resource utilization, and scalability.
• Experience with databases and SQL.
• Ability to troubleshoot complex issues across application and infrastructure layers.
• Strong analytical and problem-solving skills.

Skills

Python

Java

Go

C++

Distributed systems

HTTP/REST APIs

JSON/WebSockets

Data processing

Automation tooling

Performance engineering

Databases/SQL

Troubleshooting

Analytical thinking

Education

Bachelor’s degree in Computer Science, Software Engineering, or related field

Tools

None

Job description

Ethereum Technologies is seeking a Software Engineer specializing in Performance and Load Testing to build tooling and infrastructure for realistic workloads in large-scale environments. You will develop traffic-replay systems, process API logs, and transform datasets into test scenarios to help teams reproduce and remediate performance issues.

The ideal candidate has experience with distributed systems, APIs, data processing, automation, and performance engineering, and a drive to apply