Senior Backend Engineer (Python)

CI&TBackend software

Listing location: Brazil; Workplace type: Remote; Structured job location: BrazilFull-TimeSenior

Salary not disclosed

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Job Details

Strong experience in backend software engineering using Python.
Hands-on experience with FastAPI and Flask, including API development and framework migration.
Experience designing, documenting, and maintaining API specifications.
Solid understanding of API architecture, service integration, and asynchronous processing.
Experience with Azure and cloud-based application deployment.
Knowledge of queue-based architectures, background workers, and distributed systems.
Experience implementing automated testing, CI/CD pipelines, and observability for production services.
Understanding of data persistence, API lifecycle management, and reliable service communication.
Strong problem-solving skills and sound technical decision-making.
Ability to work autonomously and collaborate with cross-functional engineering teams.

Support migration of backend services from Flask to FastAPI.
Own and maintain API specifications for consistency and alignment across integrations.
Evolve the multi-run orchestration flow from API requests through processing to Optim-core integration.
Help transition orchestration workloads to queue-based workers running on Azure Container Apps.
Design and implement run lifecycle APIs, article swap endpoints, and results persistence mechanisms.
Build and maintain backend services using Python, FastAPI, and Flask.
Implement and maintain CI/CD pipelines, automated testing, and observability practices.
Address technical challenges related to service reliability, integration, and distributed processing.
Collaborate with engineering teams and stakeholders on backend solutions.

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