Senior Software Engineer in Test, Python

Roku·Cambridgesenior

In short

→Ingeniero de software de prueba senior en Python que impulsa pruebas inteligentes con IA
→Día a día: construye sistemas de análisis de pruebas, usa IA para predecir fallos y mejora la calidad del software
→Lo destacado: se espera experiencia real con herramientas de ingeniería con agentes (como Claude Code o Cursor) y uso de IA para entregar impacto real

Proficiency in English is required for collaboration across global teams

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What they ask for

✓Experiencia sólida en ingeniería de pruebas de software (SDET)
✓Dominio de Python para desarrollo de herramientas de prueba
✓Experiencia con análisis avanzado de datos y métricas de calidad más allá de pas/fall
✓Capacidad para usar y validar salidas de agentes de IA en entornos de desarrollo
✓Conocimiento en pruebas de regresión sistemáticas y prevención de reintegraciones
✓Habilidad para diseñar y lanzar sistemas que mejoren la fiabilidad del producto en producción

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PythonAI agentsClaude CodeCursorMCP serversAgent frameworksTest analysis systemsRegression trackingData analyticsAutomation tools

Who should you write to at Roku?

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Teamwork makes the stream work. Roku is changing how the world watches TV Roku is the #1 TV streaming platform in the U.S., Canada, and Mexico, and we've set our sights on powering every television in the world. Roku pioneered streaming to the TV. Our mission is to be the TV streaming platform that connects the entire TV ecosystem. We connect consumers to the content they love, enable content publishers to build and monetize large audiences, and provide advertisers unique capabilities to engage consumers. From your first day at Roku, you'll make a valuable - and valued - contribution. We're a fast-growing public company where no one is a bystander. We offer you the opportunity to delight millions of TV streamers around the world while gaining meaningful experience across a variety of disciplines. What does the team work on? With millions of users worldwide, our products have earned a reputation for "just working" seamlessly right out of the box, almost like magic. This seamless experience is no accident; it's a testament to our commitment to creating products that are not just intuitive but downright obvious. At the heart of this commitment is the Roku OS QA Team, dedicated to rigorously testing every product and feature to ensure we deliver the most reliable streaming media platform in the industry. Our mission is simple: help people effortlessly find and stream the content they love. We achieve this through cutting-edge technology and engineering, always putting the customer at the center of everything we do. What is the role? As part of our team, you'll leverage your diverse skills to support both Software Engineers and QA Engineers, tackling the daily challenges of their roles. Your specialist knowledge will be invaluable in suggesting improvements to enhance quality and streamline workflows, ensuring we continue to exceed our customers' expectations. As a Senior Software Engineer (SDET), you'll be the transformational force that revolutionizes our testing approach. You'll leverage AI and advanced analytics to identify quality gaps, architect intelligent testing solutions, and establish new standards for test effectiveness that go beyond simple coverage metrics. How will I use AI at Roku? At Roku, we don’t just use AI, we work with it. AI agents and smart tools help power drafts, analysis, and repetitive workflows, while our people bring direction, judgment, and accountability. We’re looking for curious, adaptable builders who can show how they’ve used AI or automation to move faster, raise the bar, and scale their impact. We value your AI skills if have built fluency across the agentic engineering toolchain — coding harnesses like Claude Code or Cursor, MCP servers, custom skills, or agent frameworks. And you can describe projects where you shipped real work with these tools. You know how to drive an agent, verify its output, and ramp on an unfamiliar codebase with an agent helping you. What are the responsibilities of the role? • Design and implement intelligent test analysis systems that identify quality gaps, predict failure patterns, and optimize test effectiveness • Design systems that collect, analyse and act on the testing data to continuously improve on the quality processes • Experience with systematic regression tracking and implementing process to prevent regression reoccurrence • Establish new methodologies for measuring and improving test quality beyond simple pass/fail metrics, focusing on regression prevention and production reliability • Leverage AI-powered tools for automated failure analysis, root c

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