Middle Front-End Developer

Há 16 horas

Brasília, Distrito Federal, Brasil Sigma Software Tempo inteiro R$60.000 - R$120.000 por ano
Company Description

We are looking for a Middle Front-end Developer with expertise in ReactJS and GraphQL to join our growing team.  

As a Middle Front-end Developer, you will be responsible for developing and maintaining modern web applications, collaborating with designers and Back-end developers to create seamless user experiences. 

We are looking for someone passionate about building scalable, high-performance applications, implementing responsive UI components, and optimizing applications for performance and scalability. Additional experience with RESTful APIs, component-based architecture, and state management is highly valued. 

This is a great opportunity for a proactive developer eager to grow in a collaborative, remote-friendly environment. 

CUSTOMER

Our client has a leading marketplace specializing in pet products. 

PROJECT

The client has an innovative customer-focused platform for a top-tier client, a leader in the pet products marketplace. This cutting-edge platform aims to revolutionize the shopping experience for pet lovers, enhancing customer engagement, and streamlining access to a vast range of pet products. 

Job Description
  • Develop and maintain web applications using ReactJS and GraphQL
  • Collaborate with designers and Back-end developers to build scalable, high-performance applications 
  • Write clean, maintainable, and efficient code following best practices 
  • Implement responsive and user-friendly UI components 
  • Optimize applications for performance and scalability 
  • Debug and troubleshoot issues across multiple browsers and devices 
  • Participate in code reviews and contribute to team knowledge-sharing 
  • (Optional) Write and maintain end-to-end tests using Playwright 
Qualifications
  • 2+ years of experience in Front-end development with ReactJS 
  • Strong understanding of JavaScript (ES6+), HTML5, and CSS3 
  • Hands-on experience with GraphQL (Apollo Client or similar) 
  • Familiarity with React Hooks, Context API, and Redux (optional) \
  • Experience with RESTful APIs and third-party integrations 
  • Understanding of component-based architecture and state management 
  • Knowledge of performance optimization and debugging techniques 
  • Analytical and problem-solving skills 

WOULD BE A PLUS

  • Experience with Playwright or other automated testing frameworks 
  • Familiarity with CI/CD pipelines and DevOps practices 
Additional Information

PERSONAL PROFILE

  • Excellent communication skills, with proficiency in English at a C1 level or higher 
  • Great problem-solving skills to work with cross-functional teams 

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