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Senior Software Engineer, Web Development – AI
Roku
Source: Headcount Labs · original listing ↗
Job data: Headcount Labs, ODbL 1.0. Job descriptions belong to their employers.
Source date: 10/16/2026
About this role
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? The Ads Customer Interfaces team develops full-stack web application services, APIs, and UIs that provide a unified approach to interfacing with internal and external customers across Roku's suite of advertising products. Our mission is to provide the best-in-class user experience and service while aiming to delight users of our products by making their jobs easier and allowing them to focus on their customers instead of getting bogged down by tedious business processes. In this role, you will work as a key member of the Ads Customer Interfaces team. What is the role? Roku pioneered streaming to the TV and continues to innovate and lead the industry. While we are well-positioned to help shape the future of television and streaming media worldwide, continued success stems from experienced software engineers like you developing core features for the Roku platform. Our new Senior Software Engineer will be contributing extensively to our container orchestrated platform, bringing together some of the latest web technologies with Ai expertise to develop a truly scalable and responsive web applications. To be successful you’ll need extensive experience of building reliable and scalable cloud-based solutions, a strong background in software engineering and an appetite to keep on top of modern software practices. This is a great role for a senior professional who enjoys a high level of visibility and thrives on great business impact. The features and performance improvements you implement directly impact millions of users every day. This is a great role for an experienced professional who has innovative ideas for complex problems and can translate these ideas into ultra-reliable software. 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 responsiblities of the role? * Design, develop and deliver high-quality web applications and back-end services with modern frameworks and technologies. * Work as a part of a high functioning team consisting of UX designers, software engineers, dev-ops, quality assurance and product management. * Build and integrate AI-powered features into web applications and enterprise tools. * Build and optimize Retrieval-Augmented Generation (RAG) solutions to power chatbot interactions * Work both independently and paired with other team members to ensure efficient delivery of prioritised features. * Take part in the planning and refinement of features along with the team to come up with innovative and collaborative designs. * Develop new features and write test cases to ensure the quality of your code. * Work with CI/CD tools to ensure that all software developed adheres to both quality and scaling requirements. * Take a role in continuously improving our software delivery process, making it as efficient as possible, reducing wasteful activities and creating value. * See a feature go all the way from design stage to being deployed into customer facing environments. * Demonstrate the ability to dig deep to find solutions to challenging problems affecting our users. What experience would help someone be successful in this role at Roku? * Extensive expeirence in JavaScript/TypeScript and modern web frameworks (React, Next.js, Angular, Node.js, Express) on cloud-based technology, such as AWS and GCP. * Experience of building large scale and low latency distributed systems. * Solid understanding of algorithms, data structures, performance optimisation techniques, object-oriented programming. * Experience using modern AI-assisted and agentic development workflows in day-to-day engineering using AI/ML APIs and SDKs * Hands-on experience developing RAG solutions or working with LLMs for chatbots is preferred * In-depth understanding of CI/CD and the tools used to implement them, such as Jenkins. * Experience with software repository tools, such as GitLab and GitHub. * Experience with productivity tools, such as Jira and Confluence. * A good understanding of Agile practices. * Ability to accurately estimate software tasks and work to schedule. * Exposure to observability tools and practices (e.g., Prometheus, Grafana) are preferred. * Understanding of databases and data architecture choices (SQL vs NoSQL, caching layers, and data access patterns) * Track record of tuning performance and reliability for highly available services and web applications * Familiarity with web security fundamentals and secure engineering practices * Bachelors of Masters Degree in Compute Science/Software Engineering or related subject #LI-PA1 #LI-P What's Roku's approach to hybrid working? Roku fosters an inclusive and collaborative environment where teams generally work in the office Monday through Thursday. Fridays are generally flexible for remote work, except for employees whose specific roles or assigned office location require five days' a week attendance. What are some of the benefits? Roku is committed to offering a diverse range of benefits as part of our compensation package to support our employees and their families. Our comprehensive benefits include global access to mental health and financial wellness support and resources. Local benefits include statutory and voluntary benefits which may include healthcare (medical, dental, and vision), life, accident, disability, commuter, and retirement options (401(k)/pension). Employees are supported in taking time off, in accordance with local leave policies and other personal needs to support their evolving work and life needs. It's important to note that not every benefit is available in all locations or for every role. For details specific to your location, please consult with your recruiter. Accommodations Roku welcomes applicants of all backgrounds and provides reasonable accommodations and adjustments in accordance with applicable law. If you require reasonable accommodation at any point in the hiring process, please direct your inquiries to [EmployeeRelations@Roku.com](mailto:employeerelations@roku.com?subject=Job%20Application%20Accommodations). What should I know about Roku's culture? Roku is a great place for people who want to work in a fast-paced environment where everyone is focused on the company's success rather than their own. We try to surround ourselves with people who are great at their jobs, who are easy to work with, and who keep their egos in check. We appreciate a sense of humor. We believe a fewer number of very talented folks can do more for less cost than a larger number of less talented teams. We're independent thinkers with big ideas who act boldly, move fast and accomplish extraordinary things through collaboration and trust. In short, at Roku you'll be part of a company that's changing how the world watches TV. We have a unique culture that we are proud of. We think of ourselves primarily as problem-solvers, which itself is a two-part idea. We come up with the solution, but the solution isn't real until it is built and delivered to the customer. That penchant for action gives us a pragmatic approach to innovation, one that has served us well since 2002. To learn more about Roku, our global footprint, and how we've grown, visit [https://www.weareroku.com/factsheet](https://www.weareroku.com/factsheet). By providing your information, you acknowledge that you want Roku to contact you about job roles, that you have read Roku's [Applicant Privacy Notice](https://www.weareroku.com/roku-job-applicant-privacy-notice-for-job-applicants), and understand that Roku will use your information as described in that notice. If you do not wish to receive any communications from Roku regarding this role or similar roles in the future, you may unsubscribe at any time by emailing [WorkforcePrivacy@Roku.com](mailto:workforceprivacy@roku.com?subject=Unsubscribe%20Request%20).