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Fastapi Python Jobs in Virginia (NOW HIRING)

Python Developer

Mclean, VA · On-site

$51.50 - $71/hr

The ideal candidate will have a strong background in Python development, PostgreSQL, Flask or FastAPI, and data transformation using modern data-processing frameworks. You will be responsible for ...

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Python Developer

West Mclean, VA · On-site

$65 - $70/hr

Senior Python Developer Location: Full-time on-site in McLean, VA Position: C2H Green Card or USC ... Develop RESTful APIs using Flask or FastAPI. * Implement and optimize complex SQL queries and ...

Python Developer

Richmond, VA · On-site

$49.75 - $68.50/hr

Python, Django, Flask, or FastAPI. * RESTful API development. * SQL (PostgreSQL, MySQL, Oracle). * NoSQL (MongoDB, Redis). * AWS, Azure, or Google Cloud Platform. * Docker and Kubernetes. * CI/CD ...

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Python Developer

Herndon, VA · On-site

$110K - $150K/yr

Design, develop, test, and maintain Python backend services and REST APIs using frameworks such as Flask or FastAPI . * Develop scalable, secure, and high-performance applications that integrate with ...

New

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Python Developer

Herndon, VA · On-site

$110K - $150K/yr

Design, develop, test, and maintain Python backend services and REST APIs using frameworks such as Flask or FastAPI . * Develop scalable, secure, and high-performance applications that integrate with ...

New

Python Developer

Chantilly, VA · On-site

$51.50 - $71/hr

Experience with API development in Python using Python libraries such as FastAPI * Experience with Unit Testing Frameworks in PyTest and Mocking Preferred Skills/Experience: * Experience with Python ...

Design and develop Python backend services and REST APIs (e.g., Flask/FastAPI) to expose AI/ML and search capabilities to applications and mission systems. * Build full stack features (UI + API) that ...

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Fastapi Python information

Do any big companies use Fastapi Python?

Several large companies and tech organizations use FastAPI for building high-performance APIs due to its speed and ease of use with Python. Companies like Microsoft, Netflix, and Uber have adopted FastAPI in some of their projects, often leveraging its asynchronous capabilities and compatibility with modern Python features.

What is the difference between Fastapi Python vs Django Developer?

AspectFastapi PythonDjango Developer
Primary FocusBuilding high-performance APIsDeveloping full-stack web applications
FrameworkFastapiDjango
Work EnvironmentBackend API services, microservicesWeb applications, content management systems
Required SkillsPython, asynchronous programming, REST APIsPython, Django framework, HTML/CSS, databases

Fastapi Python developers specialize in creating fast, scalable APIs using the Fastapi framework, often for microservices and backend systems. Django developers focus on building comprehensive web applications with integrated features. Both roles require Python, but Fastapi emphasizes performance and asynchronous programming, while Django offers a full-stack solution.

What cities in Virginia are hiring for Fastapi Python jobs? Cities in Virginia with the most Fastapi Python job openings:
Infographic showing various Fastapi Python job openings in Virginia as of August 2026, with employment types broken down into 33% Full Time, and 67% Contract. Highlights an 100% In-person job distribution.

Python Developer

Amiseq Inc.

Mclean, VA • On-site

$51.50 - $71/hr

Other

Posted 3 days ago

New


Job description

We are seeking an experienced Senior Python Developer to join our team. The ideal candidate will have a strong background in Python development, PostgreSQL, Flask or FastAPI, and data transformation using modern data-processing frameworks. You will be responsible for designing, developing, and maintaining data-intensive applications and ETL pipelines. Experience with Informatica and scalable data transformation approaches is preferred.
 
Responsibilities 
• Design, build, and maintain scalable Python applications for data processing and analytics.
• Develop RESTful APIs using Flask or FastAPI.
• Implement and optimize complex SQL queries and database structures in PostgreSQL.
• Architect and maintain ETL pipelines using Informatica, ensuring data quality and integrity.
• Work with large datasets, ensuring efficient data ingestion, transformation, and storage.
• Develop and optimize data transformation workflows using PySpark.
• Collaborate with cross-functional teams to define technical requirements and deliver solutions.
• Troubleshoot and resolve issues in production environments.
• Mentor junior developers and contribute to best practices.
 
Requirements 
• Bachelor''s degree in Computer Science, Engineering, or related field (or equivalent experience).
• 5+ years of professional experience as a Python developer.
• 3+ years of experience with PostgreSQL, including database design and performance tuning.
• 3+ years of experience developing APIs with Flask or FastAPI.
• Proven experience working with large datasets and data-intensive applications.
• Experience integrating AI or machine learning models into data pipelines or applications.
• Familiarity with Python-based machine learning libraries such as scikit-learn, TensorFlow, or PyTorch.
• 2+ years of experience with data transformation using PySpark, Dask, Polars, etc.
• Strong understanding of data modeling, data warehousing, and data integration concepts.
• Experience with version control systems (e.g., Git).
• Excellent problem-solving skills and attention to detail.
• Strong communication and teamwork abilities.
Preferred Qualifications 
• Hands-on experience with Informatica and ETL processes.
• Experience with cloud platforms.
• Familiarity with containerization (Docker, Kubernetes).
• Knowledge of data visualization tools and techniques.