Python Backend Engineer APIs

Eitacies Inc; Phoenix (AZ); Hybrid; USD 120,000 - 140,000; Full time

Job summary

A technology company located in Phoenix, AZ is seeking a skilled Python Backend Engineer to develop and maintain high-performance APIs for financial systems. This position involves designing RESTful APIs, building scalable microservices, and integrating with various databases. Candidates should possess over 7 years of backend development experience, strong Python skills, and a solid understanding of REST API principles. This is a hybrid role requiring onsite presence 3 days a week.

Qualifications

• 7+ years of backend development experience.
• Strong Python experience (FastAPI, Flask, Django REST).
• Deep understanding of REST API design principles.

Responsibilities

• Design and develop RESTful APIs using Python.
• Build scalable backend services in a microservices architecture.
• Integrate with relational and NoSQL databases.

Skills

Backend development experience

Python (FastAPI, Flask, Django REST)

REST API design principles

SQL skills (PostgreSQL, MySQL, Oracle)

Git and CI/CD pipelines

Containerization (Docker)

Agile environments

Tools

AWS

Kafka

Kubernetes

Job description

Overview

Python Backend Engineer - APIs Phoenix, AZ (Onsite 3 days/week - Hybrid) Long Term Contract

Our client is looking for a strong Python Backend Engineer to design and build high-performance APIs supporting enterprise-scale financial systems. This role is backend-heavy, API-driven and production-focused. You will work closely with product, architecture and platform teams to build secure, scalable microservices.

Core Responsibilities

• Design and develop RESTful APIs using Python
• Build scalable backend services in a microservices architecture
• Develop production-grade services with strong error handling and logging
• Integrate with relational and NoSQL databases
• Write unit tests and participate in code reviews
• Deploy and support services in cloud environments
• Collaborate with cross-functional engineering teams

Required Skills

• 7+ years of backend development experience
• Strong Python experience (FastAPI, Flask, Django REST)
• Deep understanding of REST API design principles
• Experience with microservices architecture
• Strong SQL skills (PostgreSQL / MySQL / Oracle)
• Experience with Git and CI/CD pipelines
• Understanding of containerization (Docker)
• Experience working in Agile environments

Preferred Skills

• Experience with cloud platforms (AWS preferred)
• Kafka or event-driven architecture exposure
• Experience in financial services domain
• Familiarity with Kubernetes
• Exposure to API security (OAuth2, JWT)