Job Summary: Design and scale innovative and secure systems in a dynamic environment, applying engineering best practices and continuous learning to democratize commerce and financial services. Key Highlights: 1. Design and scale innovative and secure systems 2. Work with cutting-edge technology and AI models 3. Democratize e-commerce and financial services As a **Software Engineer Backend** 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, applying engineering best practices, proprietary AI models, and continuous learning—aiming to democratize e-commerce and financial services across Latin America. Imagine leading challenging, dynamic, and innovative projects—and being responsible for: * Actively participating in product design phases, analyzing requirements and proposing superior alternatives. * Collaborating on architectural decisions, always prioritizing scalable solutions and ensuring performance excellence. * Writing high-quality code and verifying its optimal functionality prior to implementation. * Contributing to evolutionary maintenance, aligned with the industry’s highest standards. **What are we looking for?** * Minimum 5 years of experience developing production software. * Experience developing with Java and/or GO. * Experience with MySQL, KVS, BigQueue, and distributed caching services. **Ready to leave your mark on Latin American technology?** Apply now and join our purpose! *Hybrid work model. Site: Medellín, Colombia.*