Sr. Frontend Engineer (Next.js / React)

Department: Engineering

Location: Remote in Argentina

Employment Type: FullTime

About our Client

Our client is a product-driven company building high-quality digital experiences at scale. Their platform focuses on delivering performant, accessible, and reliable web applications that serve a growing user base across multiple markets.

They operate with a strong engineering culture that values clean architecture, performance optimization, and seamless collaboration between product, engineering, and content teams. Their frontend stack is centered around modern technologies such as React and Next.js, with a strong emphasis on scalability and long-term maintainability.

About the Team

You’ll be joining a distributed, product-oriented engineering team that works in a fully remote environment. The team collaborates closely across frontend, backend, and content functions to deliver polished, high-performing user experiences.

They value autonomy, ownership, and clear communication, fostering a culture where engineers are encouraged to contribute ideas, improve systems, and continuously refine their craft.

About the Role

As a Senior Frontend Engineer (Next.js / React), you will play a key role in building reliable, scalable, and high-quality web experiences. You will work closely with engineering and content teams to develop reusable components, integrate CMS-driven content, and ensure optimal performance and accessibility standards.

You’ll contribute to shared codebases, help improve frontend architecture, and proactively address performance and production issues in a modern TypeScript environment.

Key Responsibilities

• Build and maintain pages and reusable components using React and Next.js

• Integrate content from a headless CMS (Sanity) using schema-driven data

• Ensure responsive layouts, accessibility standards, and cross-device quality

• Debug TypeScript, data-shape, and rendering issues in production environments

• Improve frontend performance, including Core Web Vitals, loading strategies, and runtime efficiency

• Collaborate with content and engineering teams to align CMS schemas with frontend needs

• Contribute clean, well-structured, and maintainable code to shared codebases

Key Qualifications

• 5–7 years of professional frontend development experience

• Strong hands-on experience with React and Next.js in production environments

• Solid TypeScript skills, particularly working with props, interfaces, and data models

• Experience working with headless CMS platforms (Sanity preferred)

• Strong understanding of responsive design and web accessibility best practices

• Performance-oriented mindset with attention to frontend optimization

• Strong written and verbal English communication skills

What Success Looks Like

• Delivering frontend features that meet functional, performance, and accessibility standards

• Writing maintainable code that supports long-term product growth

• Collaborating effectively within a remote-first team environment

What we offer

💵 USD Salary
🌎 Fully remote
📅 Flexible schedule & Paid PTO
🚀 Top US projects
🤓 Training – Career path

Work with the Best, Become the Best

At Squad, we don’t just build software—we build high-performing, multidisciplinary teams that drive digital acceleration. Our culture is rooted in collaboration, innovation, and continuous growth, ensuring that every team member is empowered to take ownership of their work and make a real impact.

What makes working with us different?

• Global-Scale Projects, Startup Agility – We work with top-tier US companies, from high-growth startups to established enterprises, solving complex engineering challenges with cutting-edge technologies.

• High-Impact Work – You won’t be another cog in the machine. Here, you’ll have the chance to shape meaningful solutions, influence decision-making, and see the direct impact of your contributions.

• Ownership & Growth – We believe in autonomy with accountability—our team members take the lead, drive projects forward, and constantly refine their craft.

• A People-First Mindset – Whether it’s flexible work arrangements, continuous learning opportunities, or an emphasis on work-life balance, we prioritize the well-being and growth of our team.

• Tech-Driven Excellence – Our engineers are passionate about best practices, scalability, and crafting high-quality code. You’ll work with some of the best talent in the industry, always pushing boundaries.

If you’re looking for a dynamic environment where you can grow, innovate, and make an impact—this is the place for you. 🏆