Python Backend Engineer — Django/FastAPI, AWS, CI/CD

Ethereum Technologies; Buffalo (NY); On-site; USD 90,000 - 120,000; Full time

Job summary

Ethereum Technologies is hiring a backend software engineer to design, build, and maintain scalable Python-based services. You will develop RESTful APIs with Django, Flask, and FastAPI, and implement robust data models and secure authentication.

You will work in an Agile team, write tests with PyTest, containerize with Docker, and deploy on AWS or Azure. Strong database skills and DevOps discipline are essential to deliver reliable, high-performance systems.

Qualifications

• Bachelor's degree in Computer Science, Information Technology, or a related field.
• Experience developing applications using Python and backend frameworks.
• Strong understanding of object-oriented programming, data structures, and algorithms.
• Experience with database design, API development, and application integration.
• Knowledge of software testing, debugging, version control, and deployment processes.

Responsibilities

• Designed, developed, and maintained scalable backend applications using Python and related frameworks.
• Developed RESTful APIs using Django REST Framework, Flask, and FastAPI to support application integration.
• Implemented business logic, data processing, and backend services to meet business requirements.
• Designed and optimized database schemas, SQL queries, stored procedures, and database transactions using PostgreSQL, MySQL, and SQL Server.
• Integrated third-party applications and external services using REST APIs and JSON-based data exchange.
• Developed reusable Python modules, functions, and libraries to improve code maintainability and reusability.
• Implemented authentication, authorization, data validation, and exception handling to ensure application security and reliability.
• Used Pandas and NumPy for data manipulation, transformation, and processing when required.
• Wrote unit tests and integration tests using PyTest and Python's unittest framework.
• Identified and resolved bugs, performance bottlenecks, and production issues.
• Used Git for version control and collaborated with development teams through code reviews and pull requests.
• Containerized applications using Docker and supported deployment through CI/CD pipelines.
• Deployed and maintained Python applications on cloud platforms such as AWS or Microsoft Azure.
• Participated in requirements analysis, technical design, coding, testing, deployment, and production support.
• Collaborated with cross-functional teams in an Agile/Scrum environment to deliver high-quality software solutions.

Skills

Python

SQL

REST APIs

Object-oriented programming

Testing

Education

Bachelor's degree in Computer Science or related field

Tools

Django

Flask

FastAPI

PostgreSQL

MySQL

SQL Server

AWS

Docker

Git

Jenkins

CI/CD

VS Code

Postman

Jira

Job description

Ethereum Technologies is hiring a backend software engineer to design, build, and maintain scalable Python-based services. You will develop RESTful APIs with Django, Flask, and FastAPI, and implement robust data models and secure authentication.

You will work in an Agile team, write tests with PyTest, containerize with Docker, and deploy on AWS or Azure. Strong database skills and DevOps discipline are essential to deliver reliable, high-performance systems.