Senior Frontend Engineer

This Position Is Closed
AI coding assistants, JavaScript, TypeScript, React, HTML5, CSS3
Location:
Remote
Argentina 🇦🇷 / Brazil 🇧🇷 / Colombia 🇨🇴

About the role

We are looking for an experienced AI pilled Frontend Engineer to join our engineering team and contribute to the development of modern, scalable, and high-quality web applications. You will work closely with backend engineers, designers, QA engineers, and product stakeholders to build reliable, user-friendly, and maintainable solution.

Who are we looking for?

Skills & Experience

  • Experience using AI coding assistants (e.g., Claude Code, Codex. Cursor, Copilot) as part of daily workflow
  • 5 + years of professional experience in Frontend Development.
  • Strong knowledge of JavaScript and TypeScript, including asynchronous programming, promises, modules, and modern JavaScript features.
  • Strong hands-on experience with React, including components, hooks, routing, forms, and state management.
  • Solid knowledge of HTML5 and CSS3, including semantic HTML, responsive design, and modern layouts.
  • Good understanding of frontend architecture, component-based development, reusable solutions, and separation of concerns.
  • Experience working with REST APIs, authentication, asynchronous requests, and error handling.
  • Experience with frontend testing and understanding of unit and integration testing principles.
  • Good understanding of frontend performance optimization and web application performance.
  • Experience with Git, package managers, browser developer tools, and modern build tools.
  • Basic understanding of web security and common frontend security risks.
  • Strong debugging and problem-solving skills with the ability to identify root causes and find appropriate solutions.
  • Ability to work independently, analyze technical requirements, and make well-reasoned technical decisions.
  • Strong communication and collaboration skills.
  • English level: Advanced

Responsibilities

  • Develop and maintain modern, scalable frontend applications using JavaScript, TypeScript, and React.
  • Build reusable, maintainable, and well-structured UI components.
  • Translate product and design requirements into functional and responsive user interfaces.
  • Integrate frontend applications with REST APIs and backend services, including authentication, data handling, and error management.
  • Work with local and global state management and select appropriate approaches based on application needs.
  • Collaborate closely with Backend Engineers, QA Engineers, Designers, and Product teams.
  • Participate in technical discussions, solution design, estimation, and code reviews.
  • Write clean, maintainable, and testable code following engineering best practices.
  • Develop and maintain unit and integration tests.
  • Identify, troubleshoot, and resolve frontend performance and functionality issues.
  • Optimize application performance, including rendering, loading time, caching, and bundle size.
  • Ensure responsive design, accessibility, and cross-browser compatibility.
  • Contribute to frontend architecture, development standards, and continuous improvement of engineering practices.

What we offer

Work:

  • Flexible working hours;
  • Collaborative, friendly team environment;
  • Remote/Hybrid work;

Life:

  • Company social events;
  • Annual corporate parties;

Health:

  • Comprehensive medical insurance;

Education:

  • Allowances for professional education;
  • English language courses with native speakers;
  • Internal knowledge-sharing sessions.

What we offer

About Proxet

Proxet is a professional software development firm trusted by clients from around the world. With our expertise in AI and machine learning, we help businesses reimagine their possibilities and transform ideas into tangible digital solutions. By providing core services with an emphasis on data practices, we shape the future, one step at a time.

If you’d like to join our Proxet Nation and work closely with high-level professionals and our engineers, fill in the form!

RECRUITER:

Kamila Silva

Interested? Let's get in touch!

Tell us about yourself, then leave a link or upload your resume and we will get back to you soon!

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