Full Stack Software Engineer

Our mission at Oura is to empower every person to own their inner potential. Our award-winning products help our global community gain a deeper knowledge of their readiness, activity, and sleep quality by using their Oura Ring and its connected app. We've helped millions of people understand and improve their health by providing daily insights and practical steps to inspire healthy lifestyles. Empowering the world starts with living our values and empowering our team. As a quickly growing company focused on helping people live healthier and happier lives, we ensure that our team members have what they need to do their best work — both in and out of the office. We are seeking a highly motivated Software Engineer (SWE) with experience in building robust and scalable web systems. The ideal candidate has a strong background in modern JavaScript frameworks, particularly React , Next.js , and Node.js , and thrives in a fast-paced environment where their work has a direct impact on customer experiences and business outcomes. As part of our team, you will collaborate with cross-functional teams to design, develop, and optimize web applications that power our Commerce systems. Key Responsibilities: Develop and maintain web applications using React and Next.js to create seamless, high-performance user interfaces. Build and optimize server-side functionality using Node.js to ensure scalable, secure, and efficient handling of e-commerce transactions. Collaborate with UX/UI designers to implement user-friendly interfaces that enhance the customer shopping experience. Work closely with product managers and other engineering teams to define technical requirements and deliver features aligned with business goals. Optimize application performance, including page load times, responsiveness, and SEO best practices. Integrate third-party APIs and services for payment processing, inventory management, and other commerce functionalities. Debug and resolve issues across the stack, ensuring high availability and reliability for production systems. Stay up to date with emerging web technologies and trends to drive innovation within the team. Document technical designs, implementation details, and best practices to support team knowledge sharing. Must-Have Skills: 3+ years of professional experience in web development or software engineering. Experience with front-end javascript web frameworks like Angular, React or equivalent. Proficiency in Node.js for building scalable server-side applications. Hands-on experience with JavaScript/TypeScript and familiarity with ES6+ features. Solid understanding of RESTful APIs and experience with API integration. Knowledge of performance optimization techniques for web applications (e.g., lazy loading, caching, and image optimization). Experience with version control tools such as Git . Familiarity with database systems (SQL and/or NoSQL). Strong problem-solving skills and ability to debug complex issues. Desirable Skills: Extensive experience in React and Next.js , with a deep understanding of their ecosystems. Experience with e-commerce platforms or building custom e-commerce systems. Knowledge of SEO principles and server-side rendering (SSR). Familiarity with GraphQL and modern API design patterns. Exposure to CI/CD pipelines and DevOps practices. Understanding of accessibility standards (WCAG) and responsive web design principles. Experience working in Agile/Scrum environments. Soft Skills: Strong communication and collaboration skills, with the ability to work effectively with cross-functional teams. A proactive mindset with a focus on delivering high-quality solutions that meet user and business needs. Ability to balance technical excellence with pragmatic decision-making. What We Offer: A dynamic work environment focused on innovative web solutions for e-commerce. Oura takes a market-based approach to pay, which may vary depending on your location. US locations are categorized into tiers based on a cost of…