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Fastapi Developer Jobs in Reston, VA (NOW HIRING)

JTEC Consulting

Python Developer (Mid-Senior)

Chantilly, VA · On-site

$150K - $175K/yr

Qualified candidates will have experience developing microservices in Python using FastAPI. Working ... Programming experience using Python, Java, Perl, C, C++ * Experience with ELK Stack (Elasticsearch ...

Spry Methods

Full Stack Software Developer

Washington, DC · On-site

$130K - $150K/yr

Build and maintain representational state transfer (REST) application programming interfaces (APIs) using FastAPI. * Develop responsive and accessible React-based front-end interfaces. * Implement ...

VTG

Full Stack Developer

Chantilly, VA

Work closely with the Lead Developer to maintain, enhance, and modernize existing software ... FastAPI. * Experience developing and maintaining unit and integration tests. * 2-3 years of ...

Ardent

Full Stack Software Developer

Washington, DC · On-site

The Developer shall provide development expertise across the full application stack, including ... Build and maintain RESTful APIs using FastAPI, ensuring proper validation, error handling ...

System One

Senior Full Stack Developer

Mclean, VA · Remote

Preferred experience includes Django and Vue.js, though equivalent experience with Flask, FastAPI ... engineers, and business stakeholders Creating demonstrations, prototypes, and technical solutions ...

System One

Senior Full Stack Developer

Mclean, VA · Remote

Preferred experience includes Django and Vue.js, though equivalent experience with Flask, FastAPI ... engineers, and business stakeholders Creating demonstrations, prototypes, and technical solutions ...

System One

Senior Full Stack Developer

Mclean, VA · Remote

Preferred experience includes Django and Vue.js, though equivalent experience with Flask, FastAPI ... engineers, and business stakeholders Creating demonstrations, prototypes, and technical solutions ...

System One

Senior Full Stack Developer

Mclean, VA · Remote

Preferred experience includes Django and Vue.js, though equivalent experience with Flask, FastAPI ... engineers, and business stakeholders Creating demonstrations, prototypes, and technical solutions ...

System One

Senior Full Stack Developer

Mclean, VA · Remote

Preferred experience includes Django and Vue.js, though equivalent experience with Flask, FastAPI ... engineers, and business stakeholders Creating demonstrations, prototypes, and technical solutions ...

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Fastapi Developer information

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How much do fastapi developer jobs pay per hour?

As of Jul 14, 2026, the average hourly pay for fastapi developer in Reston, VA is $54.97, according to ZipRecruiter salary data. Most workers in this role earn between $42.02 and $67.26 per hour, depending on experience, location, and employer.

What are some common challenges FastAPI Developers face when integrating third-party services or APIs?

FastAPI Developers often encounter challenges when integrating third-party services, such as handling authentication protocols (like OAuth2), ensuring compatibility between JSON schemas, and managing asynchronous calls to avoid performance bottlenecks. It’s also common to troubleshoot and adapt to inconsistencies in external API documentation or rate limits. Collaborating closely with frontend teams and DevOps professionals helps streamline these integrations, ensuring robust, scalable API solutions.

What is the difference between Fastapi Developer vs Backend Developer?

AspectFastapi DeveloperBackend Developer
Required SkillsPython, Fastapi, REST APIs, async programmingMultiple languages (Python, Java, Node.js), REST/SOAP APIs, databases
Work EnvironmentWeb development, API-focused projects, microservicesBroader software development, server-side logic, database management
Industry UsageTech startups, SaaS, API-driven servicesEnterprise, e-commerce, finance, various industries

Fastapi Developers specialize in building high-performance APIs using Python and Fastapi, often within microservices architectures. Backend Developers have a broader scope, working with multiple languages and technologies to develop server-side applications across various industries. While Fastapi Developers focus on API efficiency, Backend Developers handle comprehensive backend systems.

What are the key skills and qualifications needed to thrive as a FastAPI Developer, and why are they important?

To thrive as a FastAPI Developer, you need strong proficiency in Python programming, RESTful API design, and experience with FastAPI, often supported by a background in computer science or related fields. Familiarity with tools like SQL/NoSQL databases, Docker, and cloud platforms, as well as knowledge of asynchronous programming and API documentation tools like Swagger, is typically required. Excellent problem-solving skills, attention to detail, and effective communication set outstanding FastAPI developers apart. These skills are crucial for building reliable, high-performance APIs that meet modern application demands and facilitate seamless team collaboration.

What is a FastAPI Developer?

A FastAPI Developer is a software engineer who specializes in building web applications and APIs using the FastAPI framework, which is a modern, fast (high-performance) web framework for Python. FastAPI Developers are responsible for designing, developing, and maintaining backend services and APIs that are efficient, robust, and scalable. They often work with databases, authentication, and deployment processes, and ensure that the API endpoints adhere to best practices for security and performance. Their work is crucial for enabling smooth communication between front-end applications and backend systems.
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Fastapi Developer jobs near you

Python Developer (Mid-Senior)

JTEC Consulting

Chantilly, VA • On-site

$150K - $175K/yr

Full-time

Posted 24 days ago

Job description

Python Developer (Mid-Senior)
Chantilly, VA 20151
JTEC Consulting LLC focuses on successfully delivering solutions to meet our clients’ most critical needs. Our founding members have decades of experience delivering a wide range of solutions to Air Force and DOD clients. We are a Veteran-Owned Small Business.

Security Clearance Requirement: Current TS/SCI with polygraph
Location Note: All work will be performed on-site
Relocation: Relo support for candidates outside the commuting area will be considered

Position Description:
JTEC Consulting is hiring Python Developers at the mid-senior career level to support a data science and software engineering team developing and deploying systems across multiple federal environments. Qualified candidates will have experience developing microservices in Python using FastAPI. Working knowledge of Linux OS in AWS cloud infrastructure is required. Current security clearance credentials are required for consideration.

Duties and responsibilities vary by role and may include:
  • Work as part of a blended team of government and contractor personnel including data scientists and technical team members supporting application and systems development projects for deployment across multiple environments
  • Support development for end-to-end system features from user experience to backend code and deployment
  • Provide expertise to the development team using Agile methodologies, modern languages, cloud technologies, and microservices
  • Promote adoption of industry best practices to meet customer requirements
  • Ensure solutions align with current and future architecture and operational environments
  • Support hands-on development in Python and shell scripting for internal and external APIs
  • Deploy code using Jenkins and GitHub
  • Support unit testing, code reviews, and related activities
  • Leverage Scrum methodology
  • Support cloud infrastructure deployment for mission critical and classified workloads using AWS Commercial Cloud Services (C2S)
  • Deploy applications using microservices and Kubernetes container orchestration
  • Collaborate with networking team members and ISSM to ensure that data access and routing meet customer's stated requirements
  • Support overall program deliverables, as assigned, including documentation and reports
  • Support full on-site schedule
Education and qualifications:
  • U.S. citizenship
  • Current TS/SCI with polygraph required for consideration
  • Bachelor’s degree in a related discipline (Computer Science, Information Systems, or technical discipline)
    • ​Equivalent years of related experience may be considered in lieu of a degree
  • 10+ years of related experience with Python application development including:
    • Python coding
    • FastAPI
    • SQLAlchemy
    • API development
  • Experience working with AWS cloud and virtual infrastructure including:
    • AWS C2S
    • Amazon Virtual Private Cloud/AWS IDL VPC
  • Experience working with AWS tools including:
    • Managed OpenSearch
    • EMR
    • EC2
    • Lambdas
  • Experience deploying containerized microservices with Kubernetes
  • Experience building and running containerized applications using Helm and Docker
  • Experience with Jenkins, GitHub, and other CI/CD tools
  • Experience with version control systems including Git
  • Experience working with big data search tools such as OpenSearch, Elastic, Airflow, PySpark, and Trino
  • Effective written and verbal communication skills to work in a dynamic team environment
  • Availability to support a full on-site work schedule
Additional experience in one or more of these areas is preferred:
  • Experience with large-scale, massively parallel distributed data processing tools including Spark, Hadoop, Presto, NiFi
  • Programming experience using Python, Java, Perl, C, C++
  • Experience with ELK Stack (Elasticsearch, Logstash, Kibana)
  • Experience maintaining and optimizing Elastic clusters
  • Experience working and developing capabilities in Linux and Windows
  • Experience with automating project builds using shell scripts, Jenkins, and using and writing Makefiles
  • Experience with Linux bash shell scripting
  • Experience with HTML, JavaScript, Regular Expressions, JSON
  • Experience building a Python web server and performing setup in Flask
  • Experience working with varied file types including text, image, video, audio, binary
  • Knowledge of machine learning is a plus
  • Experience using automated data frameworks
#PySpark #ELK #NiFi #Hadoop #FastAPI

JTEC Consulting LLC provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state, or local laws. This poli

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