Desenvolvedor(a) Frontend Senior | React/Next.js

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JobgetherSecurity & IT

BrazilFull-TimeSenior

Salary not disclosed

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Job Details

Bachelor’s degree completed in Technology or related fields.
Solid professional experience with React and TypeScript in production environments.
Experience with Next.js, including SSR, routing, hooks, and middleware.
Knowledge of state management using Redux or Redux Toolkit.
Experience with web analytics and observability instrumentation (event tracking, metrics, telemetry).
Experience with product analytics tools such as Amplitude, GA4, or Mixpanel.
Ability to analyze data, identify root causes, and measure business impact.
Strong understanding of data quality practices, event governance, and privacy considerations.
Experience with UI libraries and frontend architecture.
Knowledge of REST API integrations and frontend-backend communication.
Understanding of accessibility best practices.
Experience with automated testing and Git version control.

Develop and evolve frontend applications using React, Next.js, TypeScript, and Redux.
Build high-performance interfaces using Server-Side Rendering (SSR), ensuring strong SEO and navigation experiences.
Create reusable, accessible, and maintainable components following frontend best practices.
Integrate and consume REST APIs, including authentication flows and error handling.
Implement automated tests using Jest and React Testing Library.
Instrument and analyze observability and analytics data, ensuring accuracy and consistency.
Correct and standardize tracking implementations and event naming.
Monitor and improve application performance using Web Vitals metrics and production insights.
Support production environments through incident analysis and troubleshooting.
Document technical solutions and participate in code reviews.

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