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Sr Software Engineer

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Sr Software Engineer in Others

  • Mercado Libre
  • Full time
  • Email
  • Governador Valadares, Brazil

Responsibilities

  • Build and optimize data pipelines using BigQuery and flow orchestrators.
  • Develop Python automations, REST APIs, and backend services for Financial Risk teams.
  • Build and evolve AI agents by connecting models, APIs, data, and internal tools using Codex and reusable Skills.
  • Investigate data and application issues, identify root causes, and implement preventive improvements.
  • Improve solution reliability through automated tests, metrics, logs, alerts, and recovery strategies.
  • Translate business needs and regulatory changes into technical solutions and participate in technical decisions, code reviews, and architecture and process improvements.

Requirements

  • Solid experience with SQL and BigQuery, including data transformation, analytical functions, validation, and query optimization.
  • Experience with flow orchestration, pipeline creation and evolution, scheduling, and process dependency management.
  • Experience with Python for automation, integration, and data processing, plus developing and consuming REST APIs.
  • Knowledge of API contracts, authentication, error handling, testing, cloud application configuration, deployment, and monitoring.
  • Knowledge of Git, code review, automated testing, and continuous delivery practices.
  • Familiarity with Codex, Skills, and AI agents, including applying these tools to engineering work and validating their results.
  • Analytical ability, autonomy, and clear communication with technical and business teams.
  • Knowledge of banking, fintech, or financial-risk domains is preferred.

Mercado Libre

Mercado Libre builds an e-commerce marketplace and fintech infrastructure for consumers and merchants across Latin America. It monetizes through marketplace transaction fees, payment processing (Mercado Pago), logistics and fulfillment (Mercado Envíos), advertising, and credit products. Founded i...

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