




Job Summary: As a Backend Software Engineer at Mercado Livre, you will design and scale innovative and secure systems in a dynamic environment powered by cutting-edge technology to democratize e-commerce and financial services across Latin America. Key Highlights: 1. Design and scale high-impact, innovative, and secure systems. 2. Work with cutting-edge technology and proprietary AI models. 3. Collaborate on product design and scalable architecture definitions. As a **Backend Software Engineer** at Mercado Livre, you will design and scale innovative and secure systems that solve real-world, high-impact problems. You will work in a dynamic environment leveraging cutting-edge technology, engineering best practices, proprietary AI models, and continuous learning — all aimed at democratizing e-commerce and financial services across Latin America. **Imagine yourself leading challenging, dynamic, and innovative projects and being responsible for:** * Actively participating in product design phases, analyzing requirements and proposing alternatives. * Collaborating on architecture definitions, always prioritizing scalable solutions and ensuring excellence in performance. * Writing high-quality code and verifying its functionality and optimal execution prior to implementation. * Contributing to evolutionary maintenance aligned with industry’s highest standards. **What we’re looking for:** * Backend development experience (Java and/or Go) in high-performance and scalable environments. * Knowledge of databases (Relational and/or Non-Relational). * Proficiency in clean code practices, SOLID principles, design patterns, testing, and observability (Datadog, New Relic, Kibana). * Familiarity with event-driven architecture (e.g., SAGA) and microservices using technologies such as Spring Boot and related frameworks. * Knowledge of API design and communication protocols (REST, messaging, etc.). **Are you excited to leave your mark on Latin America’s technology landscape?** Apply now and join our mission! Hybrid work model. Offices in Florianópolis or Belo Horizonte.


