SeniorPrincipal Frontend Engineer


Job Location:

São Paulo - Brazil

Monthly Salary: Not Disclosed
Posted on: 12 hours ago
Vacancies: 1 Vacancy

Job Summary

  • Develop and maintain scalable high-performance frontend applications using React and
  • Collaborate with Product Design and Backend teams to deliver seamless and user-friendly experiences
  • Integrate APIs and backend services into frontend applications
  • Participate in architecture discussions sprint planning code reviews and technical decision-making
  • Ensure responsive design accessibility and cross-browser compatibility
  • Contribute to continuous improvement of engineering processes frontend standards and product quality
  • Work closely with backend engineers to ensure smooth end-to-end functionality
  • Support performance optimization and frontend scalability initiatives

Qualifications :

  • 5 years of professional software engineering experience with strong focus on frontend development
  • Solid commercial experience with React
  • Experience with or similar modern frontend frameworks
  • Strong proficiency in TypeScript and JavaScript
  • Experience integrating APIs into web applications
  • Understanding of backend concepts and relational databases such as Postgres
  • Knowledge of responsive design accessibility and cross-browser compatibility principles
  • Strong communication and collaboration skills
  • Ability to work independently in distributed teams
  • Upper-Intermediate English level or higher

WILL BE A PLUS

  • Experience with Vue or Angular
  • Knowledge of or NestJS
  • Experience with frontend performance optimization and build tools
  • Experience building AI-powered user experiences
  • Experience integrating AI/LLM services into frontend applications
  • Familiarity with OpenAI Anthropic AI SDKs or prompt-based applications

 

     


    Additional Information :

    PERSONAL PROFILE

    • Product-oriented mindset
    • Proactive communication style
    • Attention to UI/UX quality
    • Strong ownership and accountability
    • Ability to work in collaborative cross-functional teams

     

     


    Remote Work :

    Yes


    Employment Type :

    Full-time

    Develop and maintain scalable high-performance frontend applications using React and Collaborate with Product Design and Backend teams to deliver seamless and user-friendly experiencesIntegrate APIs and backend services into frontend applicationsParticipate in architecture discussions sprint plannin...

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    At Sigma Software, we are involved with the client’s team to contribute to the design and development of a technical solution for their tokenized domain reservation platform. We started by assigning a software architect to design the smart contracts and integrate blockchain into the s ... View more

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