UI Software Engineer

Teamwork makes the stream work. Roku is revolutionizing the way people enjoy televisionAs the leading TV streaming platform in the U.S., Canada, and Mexico, Roku is on a mission to connect every television globally. We were pioneers in bringing streaming to the TV and aim to be the go-to platform that links the entire TV ecosystem. We empower consumers to access the content they love, assist publishers in expanding their reach and revenue, and offer unique advertising opportunities to engage audiences effectively.At Roku, from day one, your contributions will be valued. We are a rapidly growing public company where every team member plays an active role. This internship offers you the chance to impact millions of TV streamers across the globe while gaining valuable experience in various disciplines. About the RoleJoin one of Roku's UI teams as a Software Engineer Intern, where your passion for technology and creativity will be key to our success. We offer a paid 12-week internship, commencing in Summer 2026.In this role, you will undertake a scoped project aligned with our UI/SDK roadmap—tasks may include improving a UI component, enhancing performance instrumentation, or developing tools for developers. Our UI teams utilize a variety of programming languages from C++ to TypeScript, and we embrace AI-assisted development workflows to enhance productivity and quality. You could be involved in projects focused on creating AI tools for UI generation for Roku devices or similar tasks. What You’ll Be DoingTake ownership of a clearly defined project that advances our UI/SDK capabilities.Contribute to front-end and embedded UI codebases using modern programming languages and patterns, collaborating on integration with platform services.Implement best practices in profiling, testing, and documentation; gain insights into how we ensure usability, reliability, and performance at scale. We’re Excited if You HaveCurrently enrolled in a degree program in Computer Science/Engineering or a related field (ideally seeking penultimate year students).Proficiency in scripting languages such as JavaScript or TypeScript.

Teamwork makes the stream work. Join Roku in Transforming the TV ExperienceAs the leading TV streaming platform in the U.S., Canada, and Mexico, Roku is dedicated to revolutionizing how the world consumes television. Our innovative technology connects users to beloved content and empowers publishers while providing advertisers with unmatched engagement opportunities.From day one, your contributions at Roku will be significant and appreciated. As a rapidly growing public company, we encourage active participation, offering you the chance to impact millions of households globally while gaining diverse experience across various technological disciplines. Position OverviewWith over 85 million active users, our products are celebrated for their ease of use and seamless integration. This excellence comes from our commitment to developing intuitive products that enhance the streaming experience. We are seeking a Senior Software Engineer focused on developing vital features for the Roku platform's user interface. Ideal candidates will have a proven track record in building high-performing applications and SDK components, eager to contribute to a widely recognized consumer electronics platform.This role is perfect for a seasoned professional who values visibility, thrives on making a critical business impact, and is excited to work on components that influence nearly every streaming experience on Roku. Team DynamicsOur team is dedicated to enhancing customer-centric features that elevate user experience across platforms, including device integration, TV and player-centric UI, and IoT functionalities with Roku OS. Our product roadmap is designed to facilitate growth and scalability, continuously delivering innovative features to millions of Roku users worldwide.

Teamwork makes the stream work. Roku is revolutionizing the way the world consumes televisionAs the leading TV streaming platform in the U.S., Canada, and Mexico, Roku is on a mission to power every television globally. With a pioneering spirit in streaming, we aim to create a comprehensive TV ecosystem connecting viewers with their favorite content, empowering content creators to engage audiences, and providing advertisers with innovative engagement tools.From day one at Roku, your contributions will be meaningful and appreciated. Join our dynamic, fast-paced public company where every team member plays a vital role in delighting millions of viewers worldwide while gaining invaluable experience across diverse areas. About the TeamBecome a part of a dedicated team focused on delivering customer-centric features that enhance user experiences on a global scale. We specialize in developing engaging content such as wallpapers, screensavers, trivia, and featured experiences, alongside innovative AI projects for content generation. Guided by an ambitious product roadmap, we aim to accelerate growth by introducing cutting-edge features to millions of users worldwide.We cultivate a culture of ownership and self-motivation, encouraging engineers and developers to tackle challenges and deliver impactful solutions. Collaboration is essential as our engineers work closely with cross-functional teams, including UI design, product management, and business leadership. If you are passionate about transforming the streaming media landscape in a collaborative, dynamic environment, this team is perfect for you. About the RoleOur products are renowned for their seamless integration and user-friendly design that delight users from the outset. These attributes stem from our meticulous engineering practices and relentless pursuit of excellence.As a member of the engineering team, you will develop and manage features for Screensavers, Static & Dynamic Wallpapers, Trivia, Featured Experiences, and AI initiatives. Your work will focus on creating user-enhancing experiments through innovative AI-driven features.

Teamwork makes the stream work. Roku is transforming the way the world experiences televisionAs the leading TV streaming platform in the U.S., Canada, and Mexico, Roku is on a mission to power every television globally. We pioneered the streaming-to-TV experience, connecting viewers with their favorite content, enabling content creators to build and monetize extensive audiences, and offering advertisers unique ways to engage consumers.From day one at Roku, you will be an integral part of our team in a fast-growing public company where every voice matters. You’ll have the chance to delight millions of TV streamers worldwide while gaining valuable experience across various disciplines. About the Team The Advanced Development organization pushes the limits of product innovation by creating groundbreaking technologies that will influence all Roku devices in the future. Our team operates independently from standard shipping schedules, focusing on foundational technologies, including modern Linux embedded C++, build systems, cloud backend solutions, and web platforms. About the RoleJoin us as a Software Engineer Intern, where your enthusiasm for technology and innovative ideas will play a key role in our success. This is a paid 12-week internship starting in Summer 2026.We will customize your project for optimal impact during your time with us. One exciting initiative involves constructing a community-ready Model Context Protocol (MCP) server for the Roku Cloud Emulator, enabling external developers to manage virtual Roku devices via AI assistants. While we have a working internal proof-of-concept, it requires a complete rebuild for public accessibility. Our platform emulation product runs a software-only version of the Roku OS, mimicking real hardware and facilitating broader scale testing through cloud hosting. What You Will Be DoingLeading a project aimed at making our emulation product accessible to external developers through AI assistance.Collaborating with engineers across various specialties to ensure successful delivery.

Teamwork makes the stream work. Join Roku as we transform the way the world experiences television!Roku is the leading TV streaming platform in the U.S., Canada, and Mexico, with a vision to power every television globally. We have revolutionized streaming to the TV and our goal is to connect consumers with the content they love while providing robust tools to content publishers and unique engagement opportunities for advertisers.From day one at Roku, you’ll be a vital part of our mission. We are a rapidly growing public company where every team member's contributions are recognized. This is your chance to delight millions of TV streamers worldwide while gaining invaluable experience across various fields. About the TeamThis team focuses on enhancing the UI framework and components that shape the Roku user experience. Our roadmap is designed to accelerate growth and scalability, delivering innovative features to millions of Roku users globally.Our developers and engineers take ownership of their projects, driven by an internal motivation to tackle challenges. Collaboration is key, as they work alongside different engineering teams, UI designers, product teams, and business leaders. Here, engineers thrive by balancing independent initiative with teamwork, driving innovation in the streaming media landscape. About the RoleAs a Software Engineer specializing in UI Infrastructure, you will play a pivotal role in advancing our embedded UI framework. Collaborating closely with system architects, you will develop and enhance features to boost system stability and performance. Additionally, you will create tools to support the wider development community at Roku. A demonstrated history of delivering high-quality software on embedded platforms is a key requirement for this role.

Teamwork makes the stream work. Roku is transforming the way the world experiences television.As the leading TV streaming platform in the U.S., Canada, and Mexico, Roku is on a mission to power every television globally. We are pioneers in streaming technology, connecting viewers with the content they love. Our platform empowers content publishers to grow and monetize their audiences while offering advertisers unique ways to engage consumers.From day one at Roku, you will make a significant, appreciated contribution. We are a rapidly growing public company where every individual plays a critical role. Join us to delight millions of TV streamers worldwide while gaining invaluable experience across various areas. About the RoleBecome part of our team as a Software Engineer Intern, where your enthusiasm for technology and innovation will propel our success. This is a paid 12-week internship set to start in Summer 2026.We will customize your project to ensure the best experience during your time with us. One exciting idea on the table is the creation of an AI-driven development workflow for designing and testing new APIs. This initiative would facilitate rapid prototyping of new interface definitions and implementations, including automated testing and documentation, while gathering insights to evaluate design concepts. Your ResponsibilitiesLead a project that contributes to the effectiveness of our development team.Utilize C++ in Linux-based systems, employing debugging and analysis tools to reproduce, isolate, and resolve issues.Collaborate with engineers from firmware, platform services, and quality assurance to ensure reliable delivery. We Would Love to SeeEnrollment in a Computer Science/Engineering degree program or a related field.Demonstrated modern C++ proficiency through coding outside of your academic curriculum.Experience in developing/debugging on Linux-based embedded platforms.Understanding of Linux kernel concepts, multi-threading primitives, Linux tools, libraries, and open-source development.Proficiency in scripting languages like Python or Bash.

Teamwork makes the stream work. Roku is revolutionizing the way the world experiences televisionAs the leading TV streaming platform in the U.S., Canada, and Mexico, Roku is dedicated to powering every television globally. We pioneered the streaming experience and are on a mission to connect the entire TV ecosystem. We link consumers to their favorite content, empower publishers to build and monetize vast audiences, and offer advertisers unparalleled opportunities to engage viewers.Your journey at Roku begins with impactful contributions. As a rapidly expanding public company, every team member plays a vital role. Join us in delighting millions of TV streamers worldwide while gaining invaluable experience across diverse fields. About This TeamThe Embedded teams focus on device firmware, platform features, and the integration of system-on-chip (SoC) components, emphasizing reliability, performance, and seamless user experiences across devices and TVs. About the InternshipJoin Roku’s embedded software team as a Software Engineer Intern, where your enthusiasm for technology and creativity will be pivotal to our success. This paid internship lasts for 12 weeks, starting in Summer 2026.As an Embedded Software Engineer Intern, you will tackle a specific project that enhances our embedded stack, such as implementing a new feature, improving performance, or developing automation enhancements to ensure the delivery of high-quality software across devices. Your ResponsibilitiesLead a project in the embedded sphere; possible tasks include implementing a feature, optimizing memory/performance, or creating automated tests for a system module.Utilize C++ on Linux-based systems; employ debugging and analysis tools to reproduce, isolate, and resolve issues.Collaborate with engineers across firmware, platform services, and quality assurance to ensure reliable delivery. Preferred QualificationsCurrently pursuing a degree in Computer Science, Engineering, or a related field.Proficiency in C++ (experience with modern C++ is a significant advantage).Familiarity with development and debugging on Linux-based embedded platforms.

Teamwork makes the stream work. Join Roku in Revolutionizing TV StreamingRoku is the leading TV streaming platform across the U.S., Canada, and Mexico. We are on a mission to empower every television worldwide. As pioneers in streaming technology, we connect viewers with the content they adore, enable publishers to grow and monetize their audiences, and equip advertisers with unique tools to engage consumers effectively.Your journey at Roku begins with you making significant contributions from day one. As a rapidly growing public company, we ensure that every team member plays an active role. Here, you will have the chance to delight millions of TV streamers globally while acquiring invaluable experience across various fields. About the TeamAt Roku, our Device Monetization and Themed Experiences (DMTE) team, part of the Advertising organization, is where we create the magic behind the scenes. We are the engineers responsible for developing high-performance graphics and UI foundations that drive the FRAME engine, enabling seamless and visually stunning experiences on millions of devices worldwide. Our contributions are vital, impacting user interactions every time they navigate menus, view animated ads, or engage with custom content for the latest TV shows and movies. We embrace tackling complex technical challenges—optimizing UI rendering and refining memory usage—using BrightScript or JavaScript-like languages to deliver robust, high-performance solutions. We thrive in a collaborative, trust-oriented environment where innovative ideas can originate from anywhere, working closely with firmware, UI, and product teams to ensure our platform is fast, reliable, and poised for the next wave of streaming innovation. If you are passionate about building the invisible frameworks that create exceptional user experiences, this is the place for you. About the RoleAs a Senior Software Engineer within the DMTE team, you will be integral to Roku's platform innovation, responsible for designing, implementing, and enhancing cutting-edge UI solutions.

Collaboration is Key to Innovation. Join Roku in Transforming the Television ExperienceRoku stands as the leading TV streaming platform in the U.S., Canada, and Mexico, with ambitions to empower televisions globally. As pioneers in TV streaming technology, our mission is to connect the entire television ecosystem. We bridge viewers to their favorite content, assist content publishers in growing their audiences, and offer advertisers innovative ways to connect with consumers.Your journey with Roku begins with a significant contribution from day one. As a rapidly expanding public company, we ensure that all team members are engaged participants. Here, you can delight millions of TV streamers worldwide while gaining invaluable experience across diverse disciplines. About the TeamOur distributed team spans multiple continents and time zones, dedicated to crafting high-quality software releases for Roku’s latest player devices. We thrive on agility and have a strong commitment to creating user-friendly and enjoyable products. As an intern, you will be treated as a valued contributor, collaborating with engineers, QA experts, product managers, and other stakeholders, with ample support through mentorship, feedback, and structured onboarding. Position OverviewThis internship is ideally suited for students entering their Placement Year with an interest in embedded software development and software quality. You will play a crucial role in enhancing product quality and developer productivity by contributing to automated testing, troubleshooting issues, and optimizing testing processes for C/C++ applications on embedded/Linux-based systems.

About Us Graphcore stands at the forefront of innovation in Artificial Intelligence computing. We develop cutting-edge hardware, software, and systems infrastructure that unlock the future of AI breakthroughs, driving the widespread adoption of AI solutions across various industries. As a proud member of the SoftBank Group, Graphcore is part of an elite family of companies that are pivotal in shaping transformative technologies with a bold vision: to foster Artificial Super Intelligence and make its advantages accessible to all. Our teams are comprised of individuals from diverse backgrounds, bringing a wide array of skills and perspectives to the table. At Graphcore, we pride ourselves on cultivating a culture of continuous learning and relentless innovation. Job Summary The System Software group includes the Firmware team, Drivers and Utilities team, and the System QA team. We are responsible for enabling all silicon and hardware platforms developed by our colleagues at Graphcore, aiming to produce high-quality software and APIs that empower the wider software team to utilize our products efficiently. The Team The Drivers and Utilities team is dedicated to developing kernel and user-space software, maximizing performance and utility from our unique hardware. We collaborate closely with the software engineering team on the Poplar SDK to support machine learning applications and work alongside silicon and hardware engineers to fully leverage the capabilities of our Graphcore IPU solution. Responsibilities and Duties Write code adhering to Graphcore standards Ensure all code has appropriate unit tests Participate in individual and team code reviews Engage in Scrum ceremonies Conduct manual testing of code written by yourself and others Maintain and troubleshoot our Continuous Integration system Contribute to technical design discussions with team members

Collaboration Fuels Innovation. Join Roku: Transforming the Future of TelevisionRoku is the leading TV streaming platform across the U.S., Canada, and Mexico, with a vision to power every television globally. As pioneers in streaming technology, our mission is to seamlessly connect consumers with their favorite content, assist publishers in growing their audiences, and enable advertisers to engage with consumers uniquely.From day one at Roku, you will be a crucial part of our team. As a rapidly growing public company, we believe every employee has the opportunity to make a difference. Experience the thrill of delighting millions of TV viewers worldwide while developing your skills across various disciplines. About the role Are you ready to immerse yourself in the realm of observability and contribute to developing Roku's next-generation AI-driven observability platform? Do you have a passion for the CNCF open-source ecosystem, including tools for metrics, logs, and tracing? Are you excited to explore how AI and Large Language Models can enhance observability workflows? If you thrive on problem-solving, enjoy collaborating with diverse teams, and seek innovative approaches to enhance observability through intelligent automation, this is the role for you. Here, you will have the chance to expand your skills while managing large-scale operations involving high-volume data and requests across various regions and clusters, all while leading the charge in AI-powered observability solutions. If you are eager to learn and make a significant impact at the intersection of observability and AI, we would love to hear from you!

Teamwork Makes the Stream Work. Roku is Revolutionizing Television ViewingAs the leading TV streaming platform in the U.S., Canada, and Mexico, Roku aims to power every television worldwide. We pioneered the streaming revolution and our mission is to be the connective tissue of the entire TV ecosystem. We link consumers with beloved content, empower publishers to cultivate and monetize audiences, and provide advertisers unique ways to engage viewers.From your first day at Roku, you will contribute significantly and feel valued. As a rapidly growing public entity, we encourage active participation—no one is just a bystander. You have the opportunity to enchant millions of TV streamers globally while gaining substantial experience across various disciplines. About the TeamThe UI team at Roku builds the essential frameworks, tools, and high-performance UI components that enhance experiences across millions of devices. We manage the middleware and UI layers that facilitate seamless navigation, responsive interactions, stunning animations, and consistent workflows for developers across our platform.Our focus encompasses graphics rendering, layout and animation systems, performance optimization, and developer APIs, all aimed at enabling the creation of reliable, visually appealing applications on a large scale. We thrive in a collaborative, high-trust environment, working closely with firmware, platform, and product teams to ensure a swift, robust, and future-ready user experience. About the RoleIn your position as a Senior Software Engineer on the UI team, you will design, develop, and optimize systems that are foundational to Roku’s user experience and developer platform. You will work on performance-critical code paths across graphics rendering, animation, layout, and UI frameworks, ensuring fluid visuals and highly responsive interactions across a diverse array of devices.You will be instrumental in defining core architectural decisions that will shape the future of our UI systems.

Teamwork makes the stream work. Roku is revolutionizing the way the world experiences televisionAs the leading TV streaming platform in the U.S., Canada, and Mexico, Roku is on a mission to power every television globally. We pioneered the streaming revolution, connecting consumers with their favorite content and empowering publishers to engage vast audiences while providing advertisers with unique opportunities to reach consumers.From day one at Roku, you will play a significant role in our journey. We are a rapidly growing public company where every team member is integral to our success. You will have the chance to delight millions of TV streamers worldwide while gaining invaluable experience across diverse disciplines. About this areaThe MediaPlayer team, part of the RokuOS organization, is responsible for the engine that drives every stream on our platform. We are at the core of the user experience, enhancing and optimizing our media pipeline to ensure seamless playback for millions globally. Our team is dedicated to continuous innovation and pushing the limits of performance, ensuring Roku remains the benchmark for streaming excellence. About the roleJoin Roku’s MediaPlayer team as a Software Engineer Intern, where you will engage at the intersection of embedded systems and digital media. This paid 12-week internship, commencing in Summer 2026, will involve contributing to the core elements of RokuOS that manage video and audio streaming. You will be tasked with a high-impact project aimed at enhancing the media playback engine, improving playback performance, or boosting the reliability of our media stack across millions of devices. Your responsibilities will includeLeading a project within the MediaPlayer stack, which may involve implementing new media features, optimizing media playback KPIs, or enhancing support for modern streaming protocols and codecs.Developing high-performance C++ code on Linux-based systems to improve the efficiency and stability of the core media pipeline.Utilizing advanced debugging and analysis tools to reproduce, isolate, and resolve complex playback issues across various hardware profiles.Collaborating...

Collaboration Fuels Innovation. Transforming the Future of TelevisionRoku is recognized as the leading TV streaming platform across the U.S., Canada, and Mexico, with ambitions to revolutionize how viewers engage with television worldwide. We were pioneers in bringing streaming technology to TVs, and our goal is to serve as the ultimate TV streaming platform that bridges the entire television ecosystem. We connect viewers with their favorite content, empower publishers to grow and monetize their audiences, and offer advertisers unparalleled tools to reach consumers.From day one at Roku, you will be an integral part of our mission. We are a rapidly expanding publicly traded company where every voice matters. You will have the chance to delight millions of viewers while acquiring valuable experience across diverse disciplines. Join Our Innovative UI TeamOur UI team at Roku is responsible for creating the fundamental frameworks, tools, and high-performance UI components that enhance user experiences across millions of devices. We manage the middleware and UI layers that facilitate seamless navigation, responsive interactions, rich animations, and consistent developer workflows across our platform. Our responsibilities encompass graphics rendering, layout and animation systems, performance optimization, and developer APIs that simplify the creation of reliable and visually appealing applications at scale. We thrive in a collaborative, high-trust environment, partnering closely with firmware, platform, and product teams to ensure a fast, robust end-to-end experience. Your RoleAs a Senior Software Engineer on the UI team, you will design, implement, and optimize the systems that form the backbone of Roku's user experience and developer platform. You will work on performance-critical code paths related to graphics rendering, animation, layout, and UI frameworks, ensuring smooth visuals and immediate responsiveness across various devices. You will help define the core architecture, collaborate across the technology stack with hardware, firmware, and application teams, and witness the direct impact of your work on tens of millions of users. This role is perfect for engineers who are passionate about solving complex technical challenges and prioritize performance and user experience.

Collaboration Fuels Innovation at Roku. Join Roku, a Leader in Television Streaming TechnologyRoku is the premier TV streaming platform across the U.S., Canada, and Mexico, with a vision to enhance every television worldwide. We were the pioneers in streaming technology, and our goal is to serve as the central hub for the entire TV ecosystem. We connect viewers to their favorite content, empower content creators to reach vast audiences, and offer advertisers unmatched engagement opportunities.From day one at Roku, your contributions will be impactful and recognized. As a rapidly growing public company, we ensure that every team member plays an essential role. You will have the chance to enrich the experience of millions of TV viewers globally while acquiring valuable expertise across various fields. About the TeamThe UI Systems team at Roku is responsible for developing high-performance engines and foundational graphics infrastructure that power millions of devices. We manage the low-level C++ frameworks, rendering pipelines, and system architectures that facilitate seamless navigation and dynamic animations. Our work sits at the intersection of hardware and software, where we optimize graphics rendering, memory management, and layout engines to deliver a consistently fast experience across our device range. We foster a collaborative, high-trust environment, working closely with firmware and silicon teams to push the limits of embedded hardware capabilities.About the RoleAs a Senior Software Engineer, you will play a crucial role in architecting the core systems that enhance Roku's user experience. You will design and develop performance-critical code within our UI engine, focusing on graphics primitives, memory efficiency, and hardware acceleration. This position involves addressing complex systems-level challenges, including optimizing frame rates on resource-constrained hardware and creating robust APIs for higher-level frameworks. This role is perfect for engineers passionate about low-level systems programming, with a keen interest in performance metrics and a desire to innovate the future of television.Your ResponsibilitiesArchitect and optimize core C++ UI frameworks for Roku devices.

Join Us in Shaping the Future of TV Streaming! Roku is revolutionizing the way the world experiences televisionAs the leading TV streaming platform in the U.S., Canada, and Mexico, Roku is dedicated to transforming every television into a smart TV. Our mission is to connect consumers with their favorite content, empower content publishers to grow their audiences, and provide advertisers with innovative engagement tools. At Roku, you won't just be a part of a team; you'll be part of a movement.From day one, you will make meaningful contributions within a dynamic and fast-paced environment. With us, you will have the chance to delight millions of TV streamers globally while gaining invaluable experience across various disciplines. About the TeamOur teams focus on developing and enhancing the user interface layers and developer-facing SDKs that drive the Roku OS experience. This work includes optimizing embedded UI components, performance tuning, and creating tools that assist both internal and external developers in building outstanding channels and features for our millions of users. About the InternshipJoin one of Roku's cutting-edge UI teams as a Software Engineer Intern, where your enthusiasm for technology and creativity will contribute to our success. This is a paid 12-week internship starting in Summer 2026.As an intern, you'll tackle a specific project aligned with our UI/SDK roadmap—whether it's refining a UI component, enhancing performance metrics, or developing a tool for developers. Our UI teams utilize various programming languages, including C++ and TypeScript, and are embracing GenAI-assisted development workflows to elevate productivity and quality. Your ResponsibilitiesLead a well-defined project that enhances our UI/SDK capabilities.Contribute to both front-end and embedded UI codebases using contemporary languages and methodologies while collaborating on integration with platform services.Apply best practices in profiling, testing, and documentation; learn how we balance usability, reliability, and performance at scale.Preferred QualificationsCurrently pursuing a degree in Computer Science, Engineering, or a related field.Familiarity with TypeScript for UI tooling, modern development frameworks, or other relevant technologies.

Collaborate to Innovate in Streaming. Join Roku in Shaping the Future of TelevisionRoku, the leading TV streaming platform across the U.S., Canada, and Mexico, is on a mission to connect every television around the globe. As pioneers in the streaming industry, we empower consumers to access their favorite content, assist publishers in expanding their audience, and offer advertisers unique engagement opportunities.From your first day, you’ll play a crucial role at Roku, a dynamic public company where every voice matters. Experience the excitement of delighting millions of global TV streamers while gaining invaluable experience across various domains. About the TeamOur team focuses on developing and enhancing the UI framework and components that drive Roku's user experiences. Our strategic roadmap accelerates growth and scalability, delivering innovative features to tens of millions of Roku users worldwide.At Roku, our developers and engineers take ownership of their projects, driven by an intrinsic motivation to solve problems and deliver results. Collaboration with different engineering teams, UI design, product management, and business leaders is key to our success, creating an environment where independent spirit thrives alongside teamwork. We are innovators redefining the streaming media landscape. About the RoleAs a Senior Software Engineer specializing in UI Infrastructure, you will significantly contribute to the development of our embedded UI framework. Collaborating closely with system architects, you will create new features and enhance existing ones to boost system stability and performance. Additionally, you will be instrumental in developing tools that benefit the broader development community at Roku. Your proven success in delivering high-quality software on embedded platforms will be essential to our ongoing innovation.

Location: Cambridge, MA (Eastern Time / UTC -4)Relocation package: AvailableStart date: ASAPLanguages: English (required)About the RoleAt Pragmatike, we're on the lookout for a talented Senior UI / Frontend Engineer to join a dynamic AI startup that has been recognized as one of the Top 10 GenAI Companies by GTM Capital. Founded by esteemed researchers from MIT CSAIL, our team is dedicated to delivering cutting-edge AI solutions.In this role, you will leverage your extensive experience in developing high-quality, high-performance user interfaces tailored for complex, data-rich AI products utilized by Fortune 500 clients. This position is perfect for an engineer who places a premium on User Experience (UX), performance, and sustainable frontend architecture. You will take ownership of features from inception to deployment, collaborating closely with design and backend teams to produce polished, production-ready interfaces that scale effectively.Your ResponsibilitiesDesign and maintain modern, production-ready web interfaces utilizing React and TypeScript.Transform product specifications and design systems into clean, scalable UI components.Oversee the development of complex frontend features, managing everything from implementation to production support.Enhance UI performance for large datasets, real-time updates, and high-traffic dashboards.Work collaboratively with product, design, and backend teams to deliver user-facing features.Establish frontend best practices concerning state management, testing, and code quality.Advance frontend architecture, tooling, and developer experience.Troubleshoot and resolve production UI issues across various browsers and devices.QualificationsMinimum of 5 years of experience as a Frontend / UI Engineer.Demonstrated expertise with React and TypeScript in live production environments.Deep understanding of modern frontend architecture and component-based design principles.Proven experience in creating responsive, accessible, and high-performing user interfaces.Familiarity with frontend build tools, bundlers, and CI/CD processes.Ability to work effectively in a fast-paced, collaborative environment.

Teamwork makes the stream work. Join Roku - Pioneering TV Streaming TechnologyRoku is the leading TV streaming platform in the U.S., Canada, and Mexico, aspiring to power every television globally. We revolutionized how audiences consume content and strive to connect consumers with the media they adore. Our platform empowers content creators to grow and monetize their audience while offering advertisers unique ways to connect with consumers.From day one at Roku, your contributions will be significant and appreciated. As a rapidly expanding public company, we foster an environment where every team member is actively engaged. This is your chance to make a difference for millions of TV streamers worldwide while gaining invaluable experience across various domains. About the TeamThe automation and tools teams at Roku are the driving force behind enhancing our testing and developer experience. By leveraging AI and analytics, these teams create frameworks, pipelines, and developer utilities that elevate validation coverage, accelerate release cycles, and enhance engineering productivity across embedded, mobile, and cloud services. Role OverviewWe invite you to join our automation and tools team as a Software Engineer Intern at Roku, where your passion for technology and creativity will be instrumental in our growth. This is a paid 12-week internship commencing in Summer 2026.As a Software Engineer Intern, you will undertake a project aimed at enhancing automation or developer tooling—possible tasks might include extending a Python test framework, developing a lightweight web or AI tool, or integrating automation into CI/CD processes. Your ResponsibilitiesLead an automation/tools project; examples include enhancing a Python test framework, creating a service for test orchestration, or integrating test steps into CI/CD pipelines.Write clean, reusable code (predominantly in Python and TypeScript/JavaScript for web tools); engage in code reviews and document your work for maintainability.Collaborate with engineers across different locations to implement enhancements and gather feedback. Preferred QualificationsProficient in Python programming with a solid understanding of REST APIs and a web framework (Flask, FastAPI, Django, Node.js, or Express).Interest in CI/CD tools (Jenkins, GitLab CI) and familiarity with automation practices.