# Sr Software Development Engineer in Test, ML

Hiring organization: [Bend Studio](https://career.thegoodapps.co/organizations/bend-studio)

Canonical page: https://career.thegoodapps.co/jobs/5c04be8b-bc87-4e1a-95fb-288503cc8940

Listed on Bend Studio's own careers site. Applications go to them directly.

- Employment type: full time
- Seniority: Senior
- Location: San Mateo, CA
- Salary: 183000 – 274600 USD per year

## Summary

This role leads quality and testing efforts for machine learning systems at PlayStation, requiring an experienced test automation engineer to validate probabilistic ML models and services at global scale. It suits engineers who understand both traditional backend testing practices and the unique challenges of ML systems, including statistical validation and production readiness.

_Our summary, not Bend Studio's wording._

## Skills named

Amazon Web Services (AWS), Apache JMeter, ArgoCD, Databricks, Datadog, Docker, Gatling, GitHub Actions, Go, Grafana, Grafana K6, Java, Jenkins, JUnit, Kubernetes, Postman, Prometheus, Pytest, Python, Scala, TestNG

## Required

- 5+ years as SDET with backend systems testing experience
- Bachelor's degree or equivalent
- Proficiency in Python, Java, Scala, or Go for test automation
- API testing experience with tools like Postman for distributed systems
- CI/CD pipeline and test execution knowledge (Jenkins, GitHub Actions, ArgoCD, etc.)
- Building and maintaining automated test frameworks (pytest, JUnit, TestNG, etc.)
- Database experience for backend validation
- Cloud and container technologies (AWS, GCP, Kubernetes, Docker)
- Monitoring and observability tools (Prometheus, Grafana, Datadog, etc.)
- Software development lifecycle and agile methodology knowledge
- Problem-solving and communication skills

## Nice to have

- Experience testing machine learning systems (recommendation, ranking, probabilistic systems)
- Creating synthetic or seeded test data for realistic scenarios
- Evaluating model outputs using statistical and distribution analysis
- Data pipelines, feature stores, and model-serving infrastructure knowledge (Seldon, KServe, Ray Serve)
- Testing high-RPS, low-latency online services
- Performance and load testing tools experience (Locust, k6, Gatling, JMeter)
- Databricks or similar ML platform experience

Apply on Bend Studio's site: https://job-boards.greenhouse.io/sonyinteractiveentertainmentglobal/jobs/5985253004