Senior Backend Engineer - Python & Databricks

About the role

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior Backend Engineer – Python & Databricks based in Brazil.

We are seeking a hands-on Senior Backend Engineer to design, develop, and operate reliable backend services and production-grade REST APIs. In this remote role, you will work primarily with Python, FastAPI, and Microsoft Azure, contributing to scalable systems and data-driven products. You will help build and maintain a communications dispatch service that connects messaging queues, external APIs, databases, and data platforms such as Databricks. Working closely with development, data, and IT/DevOps teams, you will contribute to architecture, integrations, and deployment processes. The role offers the opportunity to take ownership of technical solutions in a collaborative, learning-oriented environment focused on clean code, reliability, and continuous improvement.

Accountabilities -

Design, develop, and evolve backend services and REST APIs using Python and FastAPI, following sound practices for architecture, security, and maintainability.

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Build and operate a communications dispatch service integrating messaging queues and external APIs, implementing idempotency, retries, rate limiting, and robust error handling.

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Integrate and orchestrate Azure services, relational databases, third-party APIs, and data processes running on platforms such as Databricks.

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Design and maintain Azure SQL persistence solutions, including data modeling, migrations, data integrity, and query optimization.

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Improve production reliability and observability through monitoring, tracing, automated testing, and failure recovery mechanisms.

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Collaborate with development, data, and IT/DevOps teams on technical decisions, integrations, CI/CD pipelines, and deployments across environments.

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Maintain clear and useful technical documentation.

Requirements:

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At least 4 years of backend development experience, including building, integrating, and operating production services.

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Strong proficiency in Python and experience developing REST APIs with FastAPI or equivalent frameworks.

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Ability to design modular, maintainable software using principles such as SOLID, separation of concerns, and automated testing best practices.

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Experience integrating APIs and distributed systems, including authentication, timeouts, error handling, retries, and resiliency patterns.

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Experience with asynchronous processing and messaging systems, including queues, dead-letter handling, and idempotency; Azure Service Bus or equivalent technologies are relevant.

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Strong SQL and relational database skills, including data modeling, querying, migrations, and ORM usage. SQL Server or Azure SQL experience is preferred.