Sr Frontend Engineer

Objective

We are looking for a highly skilled Senior Frontend Engineer with strong expertise in architecting and developing scalable web applications. In this role, you will be responsible for designing, implementing, and optimizing frontend solutions that deliver exceptional user experiences. You will collaborate closely with cross-functional teams, including designers, backend engineers, and product managers, to ensure our software solutions meet both business and technical requirements.

Our requirements for this position are:
Technical Skills:

• Experience: 5+ years as a Frontend Developer or in a similar role.
• Frontend Frameworks: Strong React experience in commercial projects.
• React Ecosystem: Familiarity with React Hooks and Context API.
• JavaScript Expertise: Strong proficiency in JavaScript and modern ES6+ features.
• API Integration: Proven experience in implementing and consuming RESTful web services.
• Responsive Development: Experience in developing enterprise-level responsive web pages or applications.
• Flux architecture:  Redux, Redux Sagas, MobX or similar tools
• Unit tests:  TDD, React Testing Library, jest, jasmine, Enzyme, Mocha or similar
• Knowledge of E2E tests (Cypress)
• Experience with common front-end development tools such as Babel, Webpack, NPM, etc
• Knowledge of Github actions

Soft Skills:

• Code Reusability: Ability to create efficient, reusable software modules.
• Maintenance & Optimization: Experience in enhancing and maintaining existing applications.
• Adaptability: Ability to quickly adapt to new technologies and evolving business needs.
• Analytical Thinking: Strong problem-solving and analytical skills.
• Communication: Ability to translate technical concepts into clear, understandable language for non-technical stakeholders.
• Proactiveness: A self-driven, impact-focused mindset with strong execution capabilities.
• Leadership & Mentorship: Experience mentoring junior engineers and fostering team growth.
• Good english level.

Additional/Plus Skills:

• Strong knowledge of CSS, preprocessors (SASS, LESS), BEM methodology, and CSS Modules.
• Experience ensuring visual consistency and structure across web applications.
• Financial Tech Experience: Knowledge of financial applications/platforms, such as PIX in Brazil.
• Enterprise-Level Development: Experience working with high-traffic, scalable fintech applications.
• Architecture & System Design: Ability to design scalable, high-availability frontend solutions.
• Security & Compliance: Experience working with enterprise security systems or payment systems (transaction-based systems) is a plus.
• TypeScript Expertise: proficiency in TypeScript, including modern static typing.
• Knowledge of Material UI