Software Engineer Backend

Description

Job Summary: Mercado Libre is seeking a Backend Software Engineer to design and scale innovative and secure systems, solving high-impact problems in a dynamic environment powered by cutting-edge technology. Key Highlights: 1. Design and scale innovative and secure systems. 2. Work with cutting-edge technology and proprietary AI models. 3. Democratize e-commerce and financial services. As a **Backend Software Engineer** at Mercado Libre, 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 tackling challenging, dynamic, and innovative projects—and **being accountable for**: * Designing and maintaining APIs and microservices supporting critical pricing and promotions workflows, with a focus on high availability. * Building backend components using Go or Python, prioritizing performance in distributed environments. * Implementing event-based integrations to ensure fault tolerance and system traceability. * Defining observability strategies using metrics and alerts to ensure operational excellence. * Participating in the full development lifecycle, including technical design and implementation of CI/CD pipelines. **What are we looking for?** * Experience developing microservices using languages such as Go or Python. * Knowledge of relational database design and optimization. * Experience implementing distributed architectures and messaging or queuing systems. * Familiarity with engineering practices such as testing and Git-based code versioning. * Experience deploying and monitoring services in large-scale production environments. **Ready to leave your mark on Latin American technology? Apply now and join our mission!** *Work mode: Hybrid. Locations: Argentina / Uruguay / Colombia / Mexico (as applicable).*