Senior Python Backend Engineer - APIs & Distributed Systems

MACHINE LEARNING TECHNOLOGIES LLC

Phoenix (AZ)

On-site

USD 84,000 - 120,000

Full time

1 hour ago

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Job summary

Machine Learning Technologies LLC in Phoenix, AZ, is seeking an experienced Python Backend Developer to design, build, and maintain scalable backend services. You will work with Python, RESTful APIs, and relational databases, delivering asynchronous and distributed solutions while contributing to CI/CD and cloud deployments.

The role requires extensive Python experience, hands-on work with Flask/FastAPI/Django, and strong testing practices.

Qualifications

8+ years of Python backend development experience.
Strong Python, OOP, and asynchronous programming skills.
Hands-on with Flask, FastAPI, or Django.
Experience with PostgreSQL, SQL queries, and optimization.
Experience with API integrations, authentication, logging, and error handling.
Understanding of asynchronous processing and distributed systems.
Experience with Pytest or unittest testing.
Proficiency in Git, pull requests, and code review workflows.

Responsibilities

Design, develop, and maintain backend applications and RESTful APIs using Python.
Build scalable backend services using Flask, FastAPI, or Django.
Develop and optimize SQL queries, database schemas, and performance for PostgreSQL.
Implement API integrations, authentication, error handling, logging, and troubleshooting.
Develop asynchronous processes, background jobs, and distributed services.
Write and maintain unit and integration tests.
Collaborate with cross-functional teams through Git, pull requests, and code reviews.
Support CI/CD pipelines, containerization, and cloud-based deployments.