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Senior Fastapi Developer Jobs in Reston, VA (NOW HIRING)

System One

Senior Full Stack Developer

Mclean, VA · Remote

Senior Full Stack Developer Remote We are seeking a Senior Full Stack Developer to support a ... Preferred experience includes Django and Vue.js, though equivalent experience with Flask, FastAPI ...

System One

Senior Full Stack Developer

Mclean, VA · Remote

Senior Full Stack Developer Remote We are seeking a Senior Full Stack Developer to support a ... Preferred experience includes Django and Vue.js, though equivalent experience with Flask, FastAPI ...

System One

Senior Full Stack Developer

Mclean, VA · Remote

Senior Full Stack Developer Remote We are seeking a Senior Full Stack Developer to support a ... Preferred experience includes Django and Vue.js, though equivalent experience with Flask, FastAPI ...

System One

Senior Full Stack Developer

Mclean, VA · Remote

Senior Full Stack Developer Remote We are seeking a Senior Full Stack Developer to support a ... Preferred experience includes Django and Vue.js, though equivalent experience with Flask, FastAPI ...

System One

Senior Full Stack Developer

Mclean, VA · Remote

Senior Full Stack Developer Remote We are seeking a Senior Full Stack Developer to support a ... Preferred experience includes Django and Vue.js, though equivalent experience with Flask, FastAPI ...

System One

Senior Full Stack Developer

Mclean, VA · Remote

Senior Full Stack Developer Remote We are seeking a Senior Full Stack Developer to support a ... Preferred experience includes Django and Vue.js, though equivalent experience with Flask, FastAPI ...

System One

Senior Full Stack Developer

Mclean, VA · Remote

Senior Full Stack Developer Remote We are seeking a Senior Full Stack Developer to support a ... Preferred experience includes Django and Vue.js, though equivalent experience with Flask, FastAPI ...

System One

Senior Full Stack Developer

Mclean, VA · Remote

Senior Full Stack Developer Remote We are seeking a Senior Full Stack Developer to support a ... Preferred experience includes Django and Vue.js, though equivalent experience with Flask, FastAPI ...

System One

Senior Full Stack Developer

Mclean, VA · Remote

Senior Full Stack Developer Remote We are seeking a Senior Full Stack Developer to support a ... Preferred experience includes Django and Vue.js, though equivalent experience with Flask, FastAPI ...

System One

Senior Full Stack Developer

Mclean, VA · Remote

Senior Full Stack Developer Remote We are seeking a Senior Full Stack Developer to support a ... Preferred experience includes Django and Vue.js, though equivalent experience with Flask, FastAPI ...

System One

Senior Full Stack Developer

Mclean, VA · Remote

Senior Full Stack Developer Remote We are seeking a Senior Full Stack Developer to support a ... Preferred experience includes Django and Vue.js, though equivalent experience with Flask, FastAPI ...

System One

Senior Full Stack Developer

Mclean, VA · Remote

Senior Full Stack Developer Remote We are seeking a Senior Full Stack Developer to support a ... Preferred experience includes Django and Vue.js, though equivalent experience with Flask, FastAPI ...

System One

Senior Full Stack Developer

Mclean, VA · Remote

Senior Full Stack Developer Remote We are seeking a Senior Full Stack Developer to support a ... Preferred experience includes Django and Vue.js, though equivalent experience with Flask, FastAPI ...

System One

Senior Full Stack Developer

Mclean, VA · Remote

Senior Full Stack Developer Remote We are seeking a Senior Full Stack Developer to support a ... Preferred experience includes Django and Vue.js, though equivalent experience with Flask, FastAPI ...

TiltEdge Solutions LLC

Python Developer

West Mclean, VA · On-site

$65 - $70/hr

Role Overview 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 ...

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All JobsFastapi Developer JobsSenior Fastapi Developer JobsSenior Fastapi Developer Jobs in Reston, VA

Senior Fastapi Developer information

See Reston, VA salary details

$16

$64

$91

How much do senior fastapi developer jobs pay per hour?

As of Aug 25, 2026, the average hourly pay for senior fastapi developer in Reston, VA is $64.22, according to ZipRecruiter salary data. Most workers in this role earn between $54.52 and $72.02 per hour, depending on experience, location, and employer.

What does a Senior FastAPI Developer do?

A Senior FastAPI Developer designs, develops, and maintains backend web applications using the FastAPI framework in Python. They are responsible for building scalable APIs, optimizing performance, ensuring security best practices, and integrating with databases and external services. Senior developers also mentor junior team members, contribute to architecture decisions, and collaborate closely with front-end engineers and stakeholders to deliver robust software solutions.

What are the key skills and qualifications needed to thrive as a Senior FastAPI Developer?

To thrive as a Senior FastAPI Developer, you need deep expertise in Python, RESTful API design, and experience building scalable web backends, typically supported by a degree in computer science or related field. Familiarity with FastAPI, Docker, cloud platforms (such as AWS or Azure), and CI/CD tools is highly valued, along with proficiency in testing frameworks. Strong problem-solving, leadership, and communication skills help you collaborate effectively with cross-functional teams and mentor junior developers. These skills enable the delivery of robust, efficient, and maintainable APIs that support business goals and high user demands.

What are some common challenges faced by Senior FastAPI Developers when scaling applications, and how can these be addressed?

Senior FastAPI Developers often encounter challenges related to managing high concurrency, optimizing API performance, and ensuring robust security as applications scale. To address these, it’s important to implement asynchronous programming practices, leverage efficient database queries, and utilize API gateways for better traffic management. Collaboration with DevOps and QA teams is also essential to automate deployments and monitor system health, ensuring smooth scaling and reliable user experiences.

What are the most commonly searched types of Fastapi Developer jobs in Reston, VA?

The most popular types of Fastapi Developer jobs in Reston, VA are:

What are popular job titles related to Senior Fastapi Developer jobs in Reston, VA?

For Senior Fastapi Developer jobs in Reston, VA, the most frequently searched job titles are:

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The top searched job categories for Senior Fastapi Developer jobs in Reston, VA are:

What cities near Reston, VA are hiring for Senior Fastapi Developer jobs?

Cities near Reston, VA with the most Senior Fastapi Developer job openings:

Senior Fastapi Developer jobs near you
Infographic showing various Senior Fastapi Developer job openings in Reston, VA as of August 2026, with employment types broken down into 79% Full Time, 3% Part Time, and 18% Contract. Highlights an 81% Physical, 4% Hybrid, and 15% Remote job distribution, with an average salary of $133,581 per year, or $64.2 per hour.

Python Developer (Mid-Senior)

JTEC Consulting

Chantilly, VA

$150K - $175K/yr

Full-time

Re-posted 6 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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