Senior Python Engineer - Data & Automation Systems (Remote, Contract, LATAM) at Stack Builders. We’re looking for a senior backend Python engineer to join our team and help build scalable data and automation systems for global clients.. This role is ideal for engineers who enjoy working on complex backend systems - designing data pipelines, integrating APIs, and building reliable, production-grade services that support real-world business workflows.. You’ll work on projects involving data processing, system integrations, and automation, often in environments where requirements are evolving and strong engineering judgment is essential.. What You’ll Do. Design and build backend systems using Python. Develop and maintain data pipelines and integrations with third-party APIs. Work with structured and unstructured data across multiple sources. Contribute to system architecture decisions and scalability improvements. Collaborate with cross-functional teams and stakeholders. Ensure reliability, performance, and maintainability of production systems. Must Have:. 5+ years of experience in backend development. Strong Python experience in production environments. Experience building data pipelines, integrations, or ETL workflows. Solid understanding of APIs, async processing, and system design. Experience working with cloud environments (AWS preferred). Strong problem-solving skills and ability to work independently. Professional English communication skills. Nice to Have:. Experience with data processing, reporting systems, or analytics workflows. Experience with AI-assisted development tools (e.g., ChatGPT, Copilot). Familiarity with distributed systems or high-concurrency environments. Exposure to SQL and data modeling. Consulting or client-facing experience. What We Value. Ownership and accountability. Strong engineering judgment. Ability to work in ambiguous environments. Clear communication and collaboration. Company Location: Brazil.
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