As a **Machine Learning Engineer** at Mercado Libre, 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 sound engineering practices, proprietary AI models, and continuous learning, with the purpose of democratizing e-commerce and financial services in Latin America. Imagine taking on challenging, dynamic, and innovative projects **and being responsible for:** * Implementing Machine Learning models while optimizing their performance and efficiency. * Designing and maintaining robust data and testing pipelines to ensure a resilient workflow aligned with business goals. * Analyzing data to guide technical decisions based on objective information. * Designing scalable architectures for model deployment using MLOps patterns. * Defining testing and model monitoring strategies to ensure reliability and performance. * Collaborating with data science teams to integrate models into the production ecosystem, ensuring compatibility, performance, and security. **What are we looking for?** * More than 3 years of experience using Python as the primary programming language and its libraries for Machine Learning and data processing. * Knowledge of Go for microservices development and process optimization. * Solid understanding of MLOps, including model implementation and monitoring in production. * Experience designing and developing distributed architectures and microservices. * Experience in testing and quality assurance for Machine Learning models. **Are you ready to make your mark on technology in Latin America?** Apply now and join our mission! *Hybrid work mode. Bogotá \- Colombia.*