Software Engineer - Testing Frameworks

Job summary

Responsibilities

Baseten is seeking talented and experienced Software Engineers to join our Platform team within the Infrastructure organization. As a member of Baseten's Platform Team, you will own the systems that let every engineer at Baseten prove their code works before it reaches production.

• Own Baseten's testing strategy end to end — define the standards, the tiers, and the tooling that engineering teams build against.
• Build and maintain unit, integration, load and performance testing frameworks
• Design end to end test infrastructure that provisions realistic dependencies on demand — ephemeral Kubernetes namespaces, containerized service dependencies, etc.
• Build resilience and chaos testing capabilities: fault injection, network partition and latency simulation, pod and node failure scenarios, dependency degradation, and automated…
• Attack test suite reliability head-on — flake detection and quarantine, test impact analysis and selective execution, parallelization, and aggressive reduction of end-to-end CI…

What they're looking for

• Strong proficiency in Go and/or Python, with hands-on experience building test tooling and libraries used by other engineers.
• Deep experience with testing frameworks and their internals — pytest, Go's testing package, testify, testcontainers, or equivalents — including the ability to extend them, not…
• Experience designing integration test infrastructure for distributed systems, including ephemeral environment provisioning and dependency management.
• Practical experience with load and performance testing tools (k6, Locust, Vegeta, JMeter, Gatling, or similar) and the judgment to interpret results and drive action from them.
• Solid Kubernetes and Docker fundamentals — you can build test infrastructure that runs on and tests against real cluster environments.

Tech stack

• Spark
• Kubernetes
• Python
• Docker