• Company Overview

Dadosfera is transforming the data landscape with a platform that delivers advanced Data, AI, and Analytics capabilities—previously available only to tech giants like Meta, Amazon, Alphabet, and Microsoft—into the hands of small and medium-sized businesses. By democratizing access to these technologies, we empower our clients to accelerate business opportunities through AI-powered Data Apps.

Our platform minimizes the time spent on cloud management and streamlines the entire data lifecycle—from collection and exploration to processing and interaction—allowing clients to focus on their business goals. Built on a high-growth SaaS model, Dadosfera offers tailored solutions that meet real business needs.

What sets Dadosfera apart is our innovative focus on speed, scalability, and flexibility, combining big data storage with advanced analytics to drive strategic decision-making. Leveraging years of experience with data platform implementations on foreign public clouds, we now deliver a cost-effective, locally adapted solution tailored for both Brazilian and global markets. By blending deep expertise with localized infrastructure, Dadosfera provides a powerful, efficient tool that optimizes corporate data management and drives data-driven transformation.

About the Job

We are looking for a Front-End Developer with a strong focus on Marketing to help us build and optimize digital journeys that accelerate our customer acquisition and product onboarding. You’ll work at the intersection of engineering, marketing, and product, turning strategy into high-performing, conversion-oriented web experiences.

Responsibilities

• Support website redesign and launch efforts by ensuring that all existing front-end functionalities are maintained, seamlessly integrated, and optimized for performance and user experience on the new website.
• Develop and evolve online marketing funnels and landing pages optimized for high conversion (CTA), backed by validated ad performance.
• Implement user onboarding flows for digital products and integrate billing and usage systems.
• Build reusable components and pages in React following our design system (Storybook).
• Ensure front-end code meets standards for performance, accessibility (WCAG), and quality.
• Write unit and integration tests using Jest and React Testing Library, and end-to-end tests with Cypress.
• Collaborate in code reviews and architectural discussions.
• Work closely with designers, back-end engineers, and DevOps in an iterative delivery process using Agile methodologies (Scrum/Kanban).

Minimum Qualifications

• Bachelor’s degree in Information Technology, Engineering, Business Administration, Marketing, or a related field.
• At least 3 years of experience building web applications in production using React and TypeScript.
• Solid knowledge of JavaScript ES6+, HTML5, and CSS3/-in-JS (Tailwind, Emotion, or Styled Components).
• Experience with state management (Redux Toolkit, Zustand, or Context API).
• Familiarity with REST/GraphQL APIs, CI/CD pipelines, and Git workflows.
• Technical English for reading and writing documentation.

Preferred Qualifications

• Experience with Next.js, React Native, or Expo.
• Knowledge of GraphQL with Apollo or Urql.
• Understanding of DevOps practices and tools (Docker, Vite, Turborepo).
• Contributions to open-source projects or a public portfolio.

At Dadosfera, we celebrate diversity in all its forms and are committed to fostering an inclusive environment every day. We have zero tolerance for any form of discrimination. Do you share our values? Then don’t wait—apply today!