Front-End Developer, Mid/Senior

OpenCircle

Mid/Senior Front-End Developer focused on React, Next.js or Angular. Develop scalable, accessible, high-performance front-end solutions while collaborating with cross-functional teams.

Posted 5/16/2026full-timeRemote • 🇧🇷 BrazilSeniorWebsite

Tech Stack

Tools & technologies

AngularBootstrapGraphQLJavaScriptJestReactReduxSCSSTypeScript

About the role

Key responsibilities & impact

Develop and maintain modern, scalable front-end applications
Build reusable, modular components using React, Next.js and Angular
Define and evolve the front-end architecture for projects
Integrate with REST and GraphQL APIs
Ensure code quality through unit tests and development best practices
Participate in code reviews and provide technical support to engineering teams
Maintain and evolve Design Systems
Implement solutions with a focus on performance, accessibility and scalability
Participate in CI/CD pipelines and deployment automation
Collaborate with cross-functional teams (product, business, architecture and engineering)

Requirements

What you’ll need

Experience in front-end development using React, Next.js and/or Angular
Knowledge of HTML, CSS, Sass, Bootstrap and Tailwind
Proficiency in JavaScript and TypeScript
Experience consuming and integrating REST and GraphQL APIs
Knowledge of state management with Redux and/or the Context API
Experience with unit testing using Jest
Experience with version control (GitHub, GitLab or Bitbucket)
Knowledge of CI/CD pipelines
Familiarity with agile methodologies
Understanding of componentization, performance and front-end development best practices

Benefits

Comp & perks

100% remote
Collaborative environment
Commitment to diversity
Knowledge-sharing culture
Encouragement of innovation
Flat and dynamic structure
Flexible hours
High level of autonomy and ownership

ATS Keywords

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Hard Skills & Tools

ReactNext.jsAngularHTMLCSSSassBootstrapTailwindJavaScriptTypeScript

Soft Skills

collaborationcode reviewstechnical supportcommunicationproblem-solving