Senior Python Backend Engineer – APIs, Async, PostgreSQL

Robotics Technologies LLC; Phoenix (AZ); On-site; USD 84,000 - 120,000; Full time

Job summary

Robotics Technologies LLC in Phoenix, AZ is seeking an experienced Python Backend Developer to design, develop, and maintain scalable backend applications and services. You will work with Python, RESTful APIs, and relational databases, focusing on asynchronous processing and distributed systems.

The role requires proactive ownership, strong debugging skills, and collaboration across teams. Opportunities exist to explore AI-driven workflow automation and integration with cloud deployments.

Qualifications

• 8+ years of experience in Python backend development.
• Strong proficiency in Python, object-oriented and asynchronous programming.
• Hands-on experience with Flask, FastAPI, or Django.
• Strong knowledge of RESTful APIs and backend services.
• Experience with PostgreSQL, SQL queries, database design and optimization.
• Experience with API integrations, authentication, logging, and error handling.
• Understanding of asynchronous processing and distributed systems.
• Experience with Pytest or unittest for unit and integration testing.
• Proficiency in Git, pull requests, and code review workflows.
• Strong debugging, analytical, and problem-solving skills.

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.
• Investigate technical issues and implement reliable, secure solutions.
• Explore AI integrations and AI-driven workflow automation where applicable.

Skills

Python backend development

Python proficiency

Frameworks (Flask/FastAPI/Django)

RESTful APIs

PostgreSQL

API integrations, auth, logging

Asynchronous processing

Testing (Pytest/unittest)

Git & code reviews

CI/CD pipelines

Docker/Kubernetes

AI integrations (MCP)

Tools

Flask

FastAPI

Django

PostgreSQL

SQL

Git

Pytest

Celery

Airflow

Docker

Kubernetes

OAuth 2.0

JWT

WebSockets

Job description

Robotics Technologies LLC in Phoenix, AZ is seeking an experienced Python Backend Developer to design, develop, and maintain scalable backend applications and services. You will work with Python, RESTful APIs, and relational databases, focusing on asynchronous processing and distributed systems.

The role requires proactive ownership, strong debugging skills, and collaboration across teams. Opportunities exist to explore AI-driven workflow automation and integration with cloud deployments.