Senior Web Engineer

We are seeking a highly skilled and experienced Senior Web Front-End Engineer to join our dynamic team. This role is critical to the development and enhancement of a sophisticated web application that handles complex global monetary transactions. The ideal candidate will work independently and collaboratively to solve challenging front-end problems, ensuring a seamless and secure user experience. This position offers the opportunity to contribute across the full stack, with a strong emphasis on front-end technologies, testing, and debugging, playing a key role in maintaining the quality and reliability of our financial platform.ResponsibilitiesAs a Senior Web Front-End Engineer, you will:Develop, enhance, and maintain a high-performance web application built primarily with React, focusing on complex front-end challenges related to global monetary transactions.Collaborate closely with other engineers, QA teams, and release managers to ensure high-quality software delivery and smooth release cycles.Contribute to the full stack by leveraging your understanding of backend technologies, particularly Node.js and Express, to support front-end functionality and integration.Design and implement comprehensive testing strategies using Jest and React Testing Library to ensure robust, maintainable, and bug-free code.Utilize Apollo GraphQL and related tools to manage data fetching and state management effectively within the application.Participate in code reviews, knowledge sharing, and mentoring junior engineers to foster a culture of continuous improvement and technical excellence.Stay up-to-date with the latest industry trends and best practices in front-end development, testing, and debugging.Work within an agile environment, using tools such as Jira for task management and Jenkins for continuous integration and deployment support.RequirementsMust-Have Skillsfeatures, asynchronous programming, and modern development patterns. Ability to write clean, efficient, and maintainable code is essential for building scalable front-end applications.React: Deep experience with React, including hooks, context API, component lifecycle, and state management. Ability to architect complex UI components and optimize rendering performance.Node.js: Strong knowledge of Node.js for backend development, enabling you to contribute to server-side logic and API integration that supports front-end features.Express: Proficiency with Express.js framework to build and maintain RESTful APIs and middleware that interact seamlessly with the front-end.Jest: Expertise in Jest testing framework to write unit and integration tests, ensuring code reliability and preventing regressions.React Testing Library: Experience using React Testing Library to test React components in a way that simulates user interactions and verifies UI behavior.Apollo GraphQL: Familiarity with Apollo Client and GraphQL to efficiently query and manage data within the React application, optimizing network usage and improving user experience.Debugging: Strong debugging skills to identify and fix issues in complex front-end applications, including performance bottlenecks and UI glitches.Nice-to-Have SkillsGraphQL: Broader understanding of GraphQL beyond Apollo Client, including schema design and server-side implementation, to enhance collaboration with backend teams.Cypress: Experience with Cypress or similar end-to-end testing frameworks to automate UI testing and improve test coverage.Jenkins: Familiarity with Jenkins for continuous integration and deployment pipelines, enabling smoother release processes and automated testing.Jira: Proficient use of Jira for agile project management, issue tracking, and sprint planning to maintain organized and efficient workflows.CSS: Strong CSS skills, including preprocessors like SASS or LESS, to create responsive, accessible, and visually appealing user interfaces.Location: Argentina and BrazilRoleFrontend DeveloperSkillsNodeJSReactGraphQLexpressLanguagesApply for this positionFirst nameLast namePersonal emailPhone numberAddressCountryLinkedIn URLResumeClick or drag file to this area to upload #J-18808-Ljbffr

Created: 2025-09-17