Software Engineer in Test

About Nscale Nscale is the GPU cloud engineered for AI. We provide cost‑effective, high‑performance infrastructure for AI start‑ups and large enterprise customers. Nscale enables AI‑focused companies to achieve superior results by reducing the complexity of AI development. Our GPU cloud bolsters technical capabilities and directly supports strategic business outcomes, including cost management, rapid innovation, and environmental responsibility. At Nscale, our SDETs play a critical role in building new testing frameworks for cutting‑edge AI and Cloud technologies. We thrive on a culture of relentless innovation, ownership, and accountability, where every team member takes pride in their work and drives it with excellence and urgency. As an Nscaler, you’ll build trust through openness and transparency, where everyone is inspired to do their best work. If you join our team, you’ll be contributing to building the technology that powers the future. About The Role (Job Purpose) Nscale is seeking a Senior Software Development Engineer in Test (SDET) to ensure the reliability, scalability, and quality of our GenAI cloud platform. You will play a critical role in defining, designing and implementing test automation strategies, frameworks and processes across our cloud‑native infrastructure and product engineering teams. Your expertise in automated testing, infrastructure validation, and CI/CD practices will be essential to delivering robust, high‑quality software at huge scale. What You’ll Be Doing (Responsibilities) Design, develop and maintain automated testing frameworks and infrastructure to validate end‑to‑end system functionality, reliability, and performance. Collaborate closely with infrastructure, cloud‑native and product engineering teams to ensure comprehensive test coverage of our platform services. Implement automated integration, functional, performance, scalability, and security tests across multiple environments (development, staging, production). Establish and maintain continuous integration and continuous delivery (CI/CD) pipelines, integrating automated tests to ensure fast and reliable software delivery. Identify and report issues proactively, collaborating with engineers to diagnose root causes and implement sustainable solutions. Mentor engineers on best practices for automated testing, test‑driven development, and quality assurance. Continuously improve testing processes, tools, and methodologies to enhance platform reliability and efficiency. Maintain detailed documentation of testing strategies, test cases, and processes. About You Skills / Experience Deep experience as a Software Development Engineer in Test or in a similar QA automation role. Extensive experience designing and implementing robust test automation frameworks and infrastructure. Proficiency in programming languages such as Python, Golang, Java, or TypeScript for automation scripting and tooling. Experience testing machine learning applications, inference services or AI‑related software. Strong knowledge of testing methodologies, tools and processes, including automated testing of distributed systems and APIs. Experience with CI/CD tools and platforms (e.g., GitLab CI/CD, Jenkins, GitHub Actions). Demonstrated ability to conduct comprehensive performance and scalability testing in cloud environments. Experience working with cloud‑native technologies such as Kubernetes and Docker. Nice To Have Knowledge of monitoring and observability practices and tools (e.g., Prometheus, Grafana, Datadog). Experience with infrastructure‑as‑code tools like Terraform or Pulumi. Familiarity with OpenAPI specifications for testing RESTful services. In All We Do, Our Core Values Guide Us We strongly encourage applications from people of colour, the LGBTQ+ community, people with disabilities, neurodivergent people, parents, carers, and people from lower socio‑economic backgrounds. If there’s anything we can do to accommodate your specific situation, please let us know. The responsibilities outlined in this job description are not exhaustive and are intended to provide a general overview of the position. The employee may be required to perform additional duties, tasks, and responsibilities as assigned by management, consistent with the skills and qualifications required for the role. Seniority Level Mid‑Senior level Employment Type Full‑time Job Function Engineering and Information Technology Industries Technology, Information and Internet #J-18808-Ljbffr