• Refine and implement the QA strategy for our Engineering teams. • Establish test automation frameworks that validate correctness, security, and performance across Platform Engineering's entire stack. • Integrate QA into the CI/CD pipeline to ensure rigorous pre-deployment validation of protocol updates and software releases. • Develop fuzzing, property-based testing, and other advanced verification techniques for smart contract security. • Execute load and stress testing to measure scalability under high transaction volume. • Work Cross-Functionally to Embed Quality in the Development ProcessPartner with software engineers, smart contract developers, and DevOps to establish a culture of quality across the engineering organization. • Collaborate with researchers and external auditors to automate vulnerability detection and regression testing. • Work closely with developer relations to ensure that SDKs, APIs, and documentation are well-tested and reliable for the growing Arbitrum developer ecosystem.