Senior Python Backend Engineer – Azure API & Scale

Luxoft; United States; Remote; USD 140,000 - 200,000; Full time

Job summary

Luxoft in the United States seeks a Senior Python engineer to design, build, and operate REST and asynchronous APIs on Azure. You will own reliability, security, and performance from data model to observability.

Responsibilities include API development with FastAPI/Django, Azure messaging, containerisation with Docker, and strong emphasis on testing and production support. This role focuses on scalable, secure, and observable services.

Qualifications

• 7+ years backend development with 4+ years in Python (FastAPI/Django) and 3+ years on Azure.
• Expert Python 3.11+, FastAPI and/or Django (DRF), async programming, Pydantic.
• Experience with Azure services: Service Bus, Event Grid, Functions, API Management, Key Vault, Cosmos DB, AKS/Container Apps, Application Insights.
• Knowledge of PostgreSQL and NoSQL data modeling; SQLAlchemy or Django ORM; Redis.
• Security: OAuth2/OIDC, JWT, Azure AD/Entra ID, OWASP API Top 10.
• Docker, Git, CI/CD (Azure DevOps/GitHub Actions), IaC (Bicep or Terraform).
• Testing: pytest; contract and integration testing; observability with OpenTelemetry.

Responsibilities

• Develop Python REST and async APIs with FastAPI/Django; publish and version OpenAPI contracts.
• Model relational and NoSQL schemas; manage migrations.
• Implement messaging via Azure Service Bus/Event Grid; background processing with Celery/Azure Functions.
• Configure authentication/authorization (OAuth2, JWT, Azure AD/Entra ID) and Redis caching; API gateway routing.
• Containerise services with Docker; prepare for AKS/Container Apps deployment via CI/CD.
• Instrument logging, tracing and metrics with Application Insights/OpenTelemetry; define alerts.
• Provide production support and root-cause analysis; ensure service reliability and backward compatibility.
• Manage secrets (Key Vault) securely and protect personal data per Client policy.
• Ensure API performance and scalability against non-functional requirements.
• Unit/integration tests; ensure PR quality; production support within the support model.

Skills

Python (FastAPI/Django)

Async programming

Azure cloud

OAuth2/OIDC

JWT

Azure AD / Entra ID

SQLAlchemy

PostgreSQL/NoSQL modelling

Redis

Docker

CI/CD

IaC (Bicep/Terraform)

OpenTelemetry

Testing with pytest

OpenAPI / contract testing

Education

Bachelor's degree in CS/Engineering or equivalent

Tools

FastAPI

Django

Azure DevOps

GitHub Actions

Docker

AKS / Container Apps

Cosmos DB

PostgreSQL

Redis

OpenTelemetry

Job description

Luxoft in the United States seeks a Senior Python engineer to design, build, and operate REST and asynchronous APIs on Azure. You will own reliability, security, and performance from data model to observability.

Responsibilities include API development with FastAPI/Django, Azure messaging, containerisation with Docker, and strong emphasis on testing and production support. This role focuses on scalable, secure, and observable services.