Freelance Senior UI Engineer

Location: This position is remote within Colombia

Freelance Senior UI Engineer 

About technology

At Huge, it’s not only about depth in technology, but ongoing incubation and experimentation as to how to apply technology. Every technologist at Huge helps bring ideas to reality.

Important considerations

• This is a freelance contract opportunity.
• Start Date: August 5, 2026
• End Date: October 16, 2026
• Equipment: You will use your own computer and equipment.

Job description

We are seeking a Freelance Senior UI Engineer to join our engineering team and help build modern, scalable, and accessible digital experiences. The ideal candidate has a strong background in React, Next.js, and modern frontend technologies, along with experience building high-quality applications in fast-paced Agile environments.

You will collaborate closely with designers, product managers, QA analysts, and fellow engineers to deliver performant, user-centered solutions while contributing to engineering best practices and technical excellence.

What you'll be doing

• Design, develop, and maintain scalable frontend applications using React, Next.js, TypeScript, and JavaScript.
• Build reusable, accessible, and maintainable UI components that align with design systems and engineering standards.
• Develop and integrate RESTful APIs and GraphQL services to support modern web applications.
• Collaborate with UX designers, visual designers, QA analysts, product managers, and engineers throughout the software development lifecycle.
• Optimize application performance using profiling tools, Lighthouse audits, and Core Web Vitals best practices.
• Ensure applications meet accessibility standards, including WCAG and ARIA guidelines.
• Participate in code reviews, technical discussions, and continuous improvement initiatives.
• Troubleshoot complex frontend issues and contribute to scalable, high-quality software solutions.
• Work effectively within Agile teams, managing priorities in a fast-paced development environment.

What we would like to see

•  5+ years of experience developing web applications within Agile software development teams.
• Strong expertise in JavaScript (ES202x), TypeScript, React.js, and Next.js.
• Experience designing, building, and consuming RESTful APIs and GraphQL services.
• Strong experience with Sass or other CSS preprocessors.
• Proven experience building and maintaining server-side applications and APIs.
• Strong understanding of Object-Oriented Programming (OOP) principles and software design patterns.
• In-depth knowledge of accessibility standards, including WCAG, ARIA, and inclusive design principles.
• Experience optimizing application performance using Lighthouse, performance profiling, and Core Web Vitals.
• Experience collaborating with QA analysts, UX designers, visual designers, business analysts, and cross-functional engineering teams.
• Strong problem-solving skills and the ability to thrive in a collaborative, fast-paced environment.
• Professional English proficiency with strong verbal and written communication skills.

If the selected candidate holds a degree in Engineering or a related profession, they must present their professional license. To verify your degree requires this license, please visit www.copnia.gov.co and https://www.consejoprofesional.org.co/. 

About Huge

Huge is a design and technology company. We create products and experiences that grow the world’s most ambitious brands. We do this by designing experiences for people, not users, and uncovering new sources of growth by leveraging our creative talent, our proprietary platform LIVE and unlocking the advantages brought to us by emerging technologies. We believe all experiences should be intelligent, shoppable and unique to every brand.

Huge’s nearly 1,000 thinkers, tinkerers, makers and creators, have been problem-solving across North America, Europe, and Latin America for over 25 years. Interested? You’ll find more information at www.hugeinc.com.

Huge is committed to creating an inclusive employee experience for all. Regardless of race, gender, religion, sexual orientation, age, disability, or if you’re parenting the next generation of innovators, we firmly believe that our work is at its best when everyone feels free to be their most authentic self.

Huge is an equal opportunity employer (EOE). We strongly support diversity in the workforce. We are committed to an inclusive, barrier-free recruitment and selection process and work environment. If you are contacted for a job opportunity, please advise us of any accommodation needed to ensure you have access to a fair and equitable process. Any information received relating to accommodation will be addressed confidentially.

Workers shall not be required to pay employers’ or agents’ recruitment fees or other related fees for their employment. If any such fees are found to have been paid by workers, such fees shall be repaid to the worker.

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