Top Front End Developer Jobs in Rio de Janeiro

The role involves architecting and building a scalable frontend platform, implementing secure data aggregation, and mentoring engineers while collaborating with stakeholders to enhance operational efficiency.

As a Senior Frontend Engineer, you will design and build web applications, owning major UI projects, collaborating with cross-functional teams, and optimizing performance for a seamless user experience.

The role involves designing and maintaining a high-performance React web application for crypto trading, optimizing UI performance, and ensuring observability. Responsibilities include code quality, mentoring, and process improvement using LLM tools. Requires strong JS, TS, and React skills.

The Software Engineer will design and maintain payment processing systems, mentor other engineers, and ensure security in client transactions within the crypto ecosystem.

Lead the Pro team to design, develop, and deliver frontend systems for Kraken's trading interface, focusing on user experience and mentoring engineers.

As a Senior Frontend Engineer, you'll develop scalable web applications using React, collaborating with team members on user interfaces and ensuring performance and consistency.

Implement and maintain web applications using JavaScript, ReactJS, and related technologies. Participate in all development phases and troubleshoot production issues.

Lead the Design System mobile team to improve developer productivity and design consistency. Architect scalable, maintainable, accessible frontend solutions, mentor engineers, coordinate cross-functional work, and serve as a technical and communication focal point across the company.

Develop and maintain responsive web applications, implement component architectures, and ensure accessibility while collaborating in Agile teams.

As a Frontend Engineer, you'll develop high-performance applications using React Native and React.js, collaborating with cross-functional teams to meet client needs.

As an AI Product Engineer, you will design and implement front-end solutions, collaborating closely with engineering while evolving AI UX patterns for client projects.

Design, develop, and maintain high-quality React applications, lead technical decisions, mentor engineers, and optimize performance in a fast-paced environment.

As a Senior Frontend Engineer, you will build and design a scalable frontend architecture for a greenfield product, lead technical decisions, mentor junior engineers, and contribute to the overall system design. This role involves collaborating with teams while using modern frontend tools and AI-assisted engineering.

As a Senior Frontend Engineer, you will manage core user experiences on the Made platform, using Flutter and React. Your role includes feature ownership, collaboration with teams, mentoring junior engineers, and contributing to technical standards and architecture.

Lead the frontend development team, design solutions for complex scenarios, mentor engineers, and ensure reliable, scalable user-centric solutions for Wellhub's platform.

Develop and maintain scalable front-end components using React and TypeScript, ensuring performance and usability across devices.

As a Senior Front-End Software Engineer, you'll design and implement services, contributing to the architecture and product strategy in a fast-paced environment.

The role involves designing, building, and implementing new services, working closely with the product team, and taking ownership of projects from 0 to 1.