Senior Backend Engineer – Python, Azure Databricks

MUTT DATA

. Design, develop, and evolve backend services and REST APIs with Python and FastAPI, applying best practices in architecture, security, and maintainability.

Posted 10/27/2026full-timeRemote • ArgentinaSeniorWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in backend development with a strong focus on Python and FastAPI, ensuring robust API design and integration with cloud services like Azure. Proficient in database management, automated testing, and maintaining high reliability and observability in production environments.

Highest-signal resume keywords

Python ProgrammingFastAPI DevelopmentAzure SQL Database ManagementDocker ContainerizationAPI Integration

ATS Keywords

Tailor your resume

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills

Backend DevelopmentREST API DesignSQL QueryingData ModelingAutomated TestingAsynchronous ProcessingMessage QueuesSOLID PrinciplesCI/CD ProcessesError Handling

Soft Skills

CollaborationTechnical Documentation

Tools & Technologies

Azure ServicesDatabricksKubernetesAzure Service BusBraze

Industry Keywords

Cloud ServicesContainerized InfrastructureDistributed SystemsMonitoringVersion Control

Tech Stack

Tools & technologies

AzureCloudDistributed SystemsDockerKubernetesPythonSQL

About the role

Key responsibilities & impact

Design, develop, and evolve backend services and REST APIs with Python and FastAPI, applying best practices in architecture, security, and maintainability.
Build and operate the communications dispatch service, integrating message queues and external APIs (Braze) with idempotency, retries, rate limiting, and robust error handling.
Integrate and orchestrate platform components, including Azure services, databases, third-party APIs, and data processes running on platforms like Databricks.
Design and maintain persistence solutions in Azure SQL, including data modeling, migrations, data integrity, and query optimization.
Ensure backend reliability and observability in production through monitoring, tracing, automated testing, and failure recovery mechanisms.
Collaborate with development, data, and IT/DevOps teams on technical decisions, component integration, CI/CD pipelines, and deployments across environments.
Maintain clear and up-to-date technical documentation.

Requirements

What you’ll need

3–5 years of experience in backend development, with demonstrable participation in building, integrating, and operating production services.
Strong command of Python and experience building REST APIs with FastAPI or equivalent frameworks.
Experience designing modular, maintainable software, applying SOLID principles, separation of concerns, and automated testing best practices.
Experience integrating APIs and distributed systems, including authentication, error handling, timeouts, retries, and resiliency patterns.
Experience with asynchronous processing and messaging systems: queues, dead-letter handling, and idempotency (e.g., Azure Service Bus or equivalents).
Strong SQL and relational database skills, including modeling, querying, migrations, and ORMs; SQL Server or Azure SQL preferred.
Experience with Docker and deploying containerized services.
Hands-on experience with cloud services, preferably Microsoft Azure, including monitoring, Git version control, and CI/CD processes.
Experience integrating and orchestrating data processes from backend services, especially with Azure Databricks or other data processing platforms.
Experience with containerized infrastructure in the cloud, including Kubernetes/AKS or Azure Container Registry.
Experience with Braze or similar customer engagement platforms.

Benefits

Comp & perks

Remote-first culture – work from anywhere!
In-Company English Lessons.
Wellhub or sports club stipend to stay active
AWS, DBT, Google Cloud, Azure & Databricks certifications fully covered
Food credits via Pedidos Ya
Birthday off + an extra vacation week (Mutt Week!)
Referral bonuses
Annual Mutters' Trip
Monthly Childcare Reimbursement