Python Backend Engineer — Django/Flask/FastAPI

Valiant Technologies LLC; Maryland; On-site; USD 110,000 - 150,000; Full time

Job summary

Valiant Technologies LLC is seeking a skilled Python Developer to design, develop, test, and maintain scalable applications using Python. The role focuses on backend development, REST APIs, and cloud integration across AWS, Azure, and GCP.

You will work with Django, Flask, and FastAPI to build robust services, handle SQL/NoSQL data, and implement secure authentication with OAuth2/JWT. Collaboration with frontend, QA, and business teams is essential.

Qualifications

• Strong backend development experience with Python and REST APIs.
• Experience with Django, Flask, or FastAPI.
• Experience with SQL and NoSQL databases (PostgreSQL, MySQL, MongoDB).
• Experience with microservices and distributed systems.
• Experience with cloud platforms (AWS, Azure, GCP).
• Experience with authentication/authorization (OAuth2, JWT).
• Experience with CI/CD, Git, GitHub.
• Experience with testing and debugging.
• Collaborative with frontend, QA, and business teams.
• Focus on performance, scalability, and security.

Responsibilities

• Design, develop, and maintain scalable Python applications.
• Develop backend services and RESTful APIs using Django, Flask, and FastAPI.
• Build reusable, efficient, and high-performance code.
• Work with SQL and NoSQL databases such as PostgreSQL, MySQL, and MongoDB.
• Develop microservices-based applications and distributed systems.
• Integrate third-party APIs and external applications.
• Implement authentication and authorization using OAuth2 and JWT.
• Perform unit testing, debugging, and application troubleshooting.
• Work with cloud platforms such as AWS, Azure, and GCP.
• Use Git, GitHub, and CI/CD pipelines for version control and deployment.
• Collaborate with frontend developers, QA engineers, and business teams.
• Optimize application performance, scalability, and security.

Skills

Python

OOP

Data Structures

Algorithms

REST API

GraphQL

Django

Flask

FastAPI

PostgreSQL

MySQL

MongoDB

AWS

Azure

GCP

Git

GitHub

Tools

Django

Flask

FastAPI

PostgreSQL

MySQL

MongoDB

AWS

Azure

GCP

Git

GitHub

Job description

Valiant Technologies LLC is seeking a skilled Python Developer to design, develop, test, and maintain scalable applications using Python. The role focuses on backend development, REST APIs, and cloud integration across AWS, Azure, and GCP.

You will work with Django, Flask, and FastAPI to build robust services, handle SQL/NoSQL data, and implement secure authentication with OAuth2/JWT. Collaboration with frontend, QA, and business teams is essential.