RYZ is seeking a Senior Frontend Engineer with expertise in building responsive, high-performance web applications to work with one of our partners. This role involves collaborating closely with design, backend, and product teams to deliver high-quality, user-centered experiences. As part of your responsibilities, you will develop and maintain user-facing features, ensure code quality through unit and integration tests, and optimize for speed and scalability.

-Develop and maintain clean, reusable, and maintainable code for user-facing features.

- Collaborate with design teams to create pixel-perfect UIs that provide an intuitive user experience.

- Write and maintain unit and integration tests for code quality and reliability.

- Optimize web applications for speed, scalability, and performance.

- Conduct code reviews, provide feedback, and mentor junior engineers.

- Define team standards and best practices for testing, software delivery, and observability.

- Attend essential team meetings (stand-ups, sprint planning).

- Write technical documentation and suggest improvements to development processes.

- Debug and resolve production issues.

-5+ years of professional frontend development experience, with expertise in building dynamic, responsive web applications.

- Deep understanding of JavaScript, especially React, TypeScript, and testing frameworks.

- Experience with user-centered design principles and responsive design.

- Proven success in optimizing web application performance, load times, and rendering.

- Strong communication skills and experience working in Agile environments.

- Bonus: Experience with DataDog, server-side rendering, managing monorepos, and design system implementation.

RYZ Labs is a startup studio built in 2021 by two lifelong entrepreneurs. The founders of RYZ have worked at some of the world's largest tech companies and some of the most iconic consumer brands. They have lived and worked in Argentina for many years and have decades of experience in Latam. What brought them together is the passion for the early phases of company creation and the idea of attracting the brightest talents in order to build industry-defining companies in a post-pandemic world.

Our teams are remote and distributed throughout the US and Latam. They use the latest cutting-edge technologies in cloud computing to create applications that are scalable and resilient. We aim to provide diverse product solutions for different industries, planning to build a large number of startups in the upcoming years.

At RYZ, you will find yourself working with autonomy and efficiency, owning every step of your development. We provide an environment of opportunities, learning, growth, expansion, and challenging projects. You will deepen your experience while sharing and learning from a team of great professionals and specialists.

- Customer First Mentality - every decision we make should be made through the lens of the customer.

- Bias for Action - urgency is critical, expect that the timeline to get something done is accelerated.

- Ownership -  step up if you see an opportunity to help, even if not your core responsibility. Humility and Respect - be willing to learn, be vulnerable, and treat everyone who interacts with RYZ with respect.

- Frugality - being frugal and cost-conscious helps us do more with less.

- Deliver Impact - get things done most efficiently. 

- Raise our Standards - always be looking to improve our processes, our team, and our expectations. The status quo is not good enough and never should be.