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Job Summary: As a Data Science Technical Leader at Mercado Livre, you will design and scale innovative systems, lead teams, and apply AI to democratize e-commerce and financial services across Latin America. Key Highlights: 1. Will serve as a technical reference, guiding the team in decisions and methodologies. 2. Will propose and implement continuous improvements in analytical products. 3. Will lead the creation of software architectures and data governance. As a **Data Science Technical Leader** 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 with 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:** * Guiding the development team on technical decisions, ensuring adherence to methodologies within established timelines, serving as a technical reference. * Translating stakeholder and business needs into effective technical solutions. * Providing clear updates on metrics, results, and impacts to stakeholders. * Managing the growth and development of the team’s technical skills. * Proposing new methodologies and ensuring the quality of analytical products by implementing continuous improvements—even in uncertain environments. With a focus on problem-solving and commitment to gathering necessary information to ensure clarity about the problem and achieve successful solutions. * Designing end-to-end software architectures, identifying critical points in the data flow for alerts and best practices; and leading the implementation of monitoring practices, data governance, ensuring data quality, integrity, and security. **What are we looking for in you?** * Proven experience in end-to-end development of Machine Learning-based projects. * Advanced knowledge of SQL, Python, GIT, and probabilistic models; experience implementing APIs. * Ability to clearly and accessibly explain complex methodologies to diverse audiences. Spanish language proficiency is desirable. * Knowledge of hypothesis testing methods, statistics, mathematics, and experience with time series. * Curious and creative mindset, committed to proposing innovative solutions and continuous learning. Demonstrated flexibility and resilience when facing dynamic business changes, along with experience leading technical teams and applying agile methodologies and project management tools. **Are you excited to leave your mark on Latin America’s technology landscape?** Apply now and join our purpose! Hybrid work model. Office located in Osasco - SP.
