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Job Summary: As a Senior Backend Software Engineer at Mercado Livre, you will design and scale innovative systems 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, AI, and continuous learning. 3. Develop high-quality code and design distributed architectures. As a **Senior 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, applying 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:** * Developing high-quality code, performing complex refactors, and conducting code reviews. * Designing and maintaining robust, scalable APIs to ensure resilient, modular solutions aligned with business objectives. * Making data-driven decisions using dashboards, analytical tools, and collective team experience. * Designing distributed architectures using advanced patterns. * Defining testing and observability strategies, implementing automated tests, metrics, and logs to ensure reliability and performance. **What we’re looking for in you:** * Solid experience in similar roles, with strong proficiency in technologies such as Java and/or Golang. * Knowledge of relational and non-relational databases. * Prior experience designing and developing distributed architectures and microservices. * Experience with testing, ensuring high security standards. * Experience applying AI models in development activities. **Are you excited to leave your mark on Latin America’s technology landscape?** Apply now and join our purpose! Hybrid work model. Office in Belo Horizonte/MG
