Senior Software Engineer Frontend - Checkout Bricks - Mercado Pago

Description

Job Summary: Senior Frontend Software Engineer to design and scale innovative systems, solving high-impact problems in a dynamic environment with cutting-edge technology. Key Highlights: 1. Design and scale innovative and secure systems 2. Work in a dynamic environment with cutting-edge technology 3. Develop scalable and high-impact solutions As a **Senior Software Engineer Frontend** at Mercado Livre, you will design and scale innovative and secure systems that solve real, high-impact problems. You will work in a dynamic environment with cutting-edge technology, applying engineering best practices, proprietary AI models, and continuous learning—aiming to democratize e-commerce and financial services across Latin America. Imagine\-yourself leading challenging, dynamic, and innovative projects and **being responsible for:** * Participating in all phases of high-impact product design, co\-creating with Product and UX teams, analyzing requirements, and proposing solutions that add value to both technical and business areas. * Collaborating on architecture, performance, and scalability definitions and development for our products. * Ensuring code quality. * Participating in project definition, code reviews, testing, and maintenance. * Developing scalable and high-impact solutions for our users using JavaScript libraries. **What we’re looking for in you?** * Solid knowledge of JavaScript, HTML, and CSS, plus strong frontend debugging skills. * Familiarity with AI\-assisted IDEs such as Cursor or WindSurf. * Experience creating metrics, dashboards, and alerts in our internal tools for application observability. * Basic knowledge of Accessibility. **Are you excited to leave your mark on Latin American technology?** Apply now and join our mission! Hybrid work model. Location: Osasco, SP.