99 fastapi developer jobs at 45 companies in Ranson, WV
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Python Developer (Mid-Senior)
Chantilly, Virginia, United States
OnsiteFull Time
10+ YOE10+ years Python development; FastAPI; AWS; TS/SCI with polygraph; U.S. citizenship; Bachelor's degree or equivalent experience; on-site in Chantilly, VA.
Python, FastAPI, SQLAlchemy, AWS, Kubernetes, Jenkins, GitHub, OpenSearch, Elastic, Airflow, PySpark, Trino, Linux, Docker, Helm, Makefiles, Java, Perl, C, C++, HTML, JavaScript, JSON
1mo
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Software Developer
McLean, Virginia, United States
OnsiteFull Time
3+ YOE3+ years software development experience, Bachelor's in Engineering or related field required; strong Python backend (FastAPI, Pydantic, SQLAlchemy), React/TypeScript frontend, SQL experience, testing and CI/CD familiarity.
Python 3, FastAPI, Pydantic, SQLAlchemy, SQLite, PostgreSQL, Microsoft SQL Server, Alembic, React, TypeScript, Vite, Material UI, React Router, React Hook Form, Zod, pytest, Playwright, GitHub Actions, npm, uv, Docker, Bicep, PowerShell, Git, GitHub, Node.js, ESLint, Prettier, Ruff, Pyright
1mo
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Full Stack Developer
McLean, Virginia, United States
HybridFull Time
Bachelor's preferred; proficiency with Python, FastAPI/Django, React, PostgreSQL/MySQL, Docker, CI/CD, cloud platforms; strong debugging, communication, and AI-assisted development skills.
Python, FastAPI, Django, React, JavaScript, TypeScript, PostgreSQL, MySQL, Docker, GitHub Actions, Jenkins, Git, Claude, Cursor, ChatGPT, GitHub Copilot, AWS, Azure, Google Cloud Platform, Redis, Kafka, Elasticsearch, Kubernetes
2w
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Software Engineer Level 4
Reston, Virginia, United States
OnsiteFull Time
9+ YOEActive TS/SCI with CI Polygraph; backend development, data engineering, API development with Python/FastAPI; PostgreSQL and Elasticsearch proficiency; experience with high-performance, high-volume systems.
Python, FastAPI, PostgreSQL, Elasticsearch, SQL
3w
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Full Stack Developer
Washington or Ashburn or Manassas
HybridFull Time
5+ YOE5+ years full-stack experience with Python, FastAPI, ReactJS, PostgreSQL, Docker, and AWS; CI/CD and trunk-based development; public trust clearance required; bachelor's degree or equivalent preferred.
Python, FastAPI, ReactJS, PostgreSQL, Docker, AWS, ECS, EKS, pytest, Jest, React Testing Library, OpenAPI/Swagger, CI/CD
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Full-stack Developer
McLean, Virginia, United States
$160k-$190k/yr OnsiteFull Time
8+ YOESenior-level full-stack development experience (8+ years), strong JavaScript/TypeScript and Python skills (Hono.js, fastapi), experience with Vue.js, Tailwindcss, CDKTF/terraform, relational databases/SQL, and cloud/DevOps.
JavaScript, Hono.js, Python, fastapi, TypeScript, Vue.js, Tailwindcss, CDKTF, terraform, SQL, Docker, AWS, Git
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Full Stack Developer
Chantilly, Virginia, United States
$112k-$222k/yr OnsiteFull Time
5+ YOE5+ years software development experience with Python (Flask/Django/FastAPI), APIs, database/datalayer work, front-end development (JavaScript/React/Angular/Vue), cloud (AWS), containers, and Agile/Scrum; active TS/SCI with Poly required; US citizenship and unrestricted work authorization required.
Python, Flask, Django, FastAPI, SQL, SQLAlchemy, JavaScript, TypeScript, CSS, React, Angular, Vue, Amazon Web Services (AWS), uv, ruff, pyright, pytest, coverage, Selenium, Karma, WordPress, MongoDB
1mo
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Full Stack Developer
McLean or Tysons Corner
OnsiteFull Time
4+ YOEUS citizen or green card holder, able to obtain Public Trust; Bachelor's degree or 4 additional years experience; 4+ years full-stack development; 3+ years AWS cloud development; proficiency in Python and JavaScript; experience with Django/Flask/FastAPI and Vue.JS/React/Angular; Agile experience.
Python, JavaScript, Django, Vue.JS, Flask, FastAPI, Falcon, SQLAlchemy, React, Svelte, Angular, AWS, EKS/Kubernetes, Docker, AWS Step Functions, Event Bridge, AWS Lambda, AWS API Gateway, Elasticsearch, Redis, Memcached, Amazon Relational Database Service (RDS) for Postgres, MongoDB, AWS Serverless Application Model (SAM)
1w
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26-1106: Python Developer - Herndon, VA
Herndon, Virginia, United States
$110k-$150k/yr OnsiteFull Time
5+ YOEBachelor's or equivalent,5+ years Python development,experience with Flask or FastAPI,REST API design,relational and NoSQL databases,Git,CI/CD,Docker,Kubernetes,AWS,and secure coding for DoD environments.
Python, Flask, FastAPI, Git, CI/CD, Docker, Kubernetes, AWS
2mo
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Full Stack Developer
Chantilly, Virginia, United States
$87k-$198k/yr OnsiteFull Time
6+ YOE6+ years AWS, serverless; Python/JavaScript; FastAPI; REST; microservices; React/Angular/Vue; Docker; Kubernetes; SQL/NoSQL; TS/SCI with poly; HS diploma or GED.
AWS, Python, JavaScript, FastAPI, REST, React, Angular, Vue, HTML, CSS, Docker, Kubernetes, SQL, NoSQL, Terraform, Terragrunt, GitHub
1mo
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Full Stack Developer
Chantilly, Virginia, United States
OnsiteFull Time
5+ YOE5+ years Python experience, familiarity with Flask/Django/FastAPI, SQL/ORM, JavaScript/TypeScript front-end frameworks, unit/integration testing, containerized AWS deployments, and security clearance eligibility.
Python, Flask, Django, FastAPI, SQL, SQLAlchemy, JavaScript, TypeScript, CSS, React, Angular, Vue, Docker, Kubernetes, AWS, RESTful APIs
1mo
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AI Developer / Full Stack Developer Associate
Bethesda, Maryland, United States
$90k-$110k/yr HybridContract
2+ YOE2+ years applying AI/ML and Azure (including Azure OpenAI); strong Python, FastAPI, and React experience; experience with RAG, vector DBs, SQL/NoSQL, GitHub, Power Automate, and Power BI; bachelor\u0002s degree required.
Azure OpenAI, Azure, Azure Storage, Python, React, FastAPI, SQL, NoSQL, vector databases, LLMs, RAG, GitHub, Power Automate, Power BI
2mo
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Full Stack Developer
Chantilly, Virginia, United States
$87k-$198k/yr OnsiteFull Time
6+ YOE6+ years AWS (serverless), Python/JavaScript, FastAPI, RESTful APIs, microservices; frontend React/Angular/Vue; Docker/Kubernetes; SQL/NoSQL; Agile; TS/SCI with polygraph; HS diploma or GED.
AWS, Python, JavaScript, FastAPI, RESTful APIs, Microservices, React, Angular, Vue, Docker, Kubernetes, SQL, NoSQL, Terraform (optional)
1mo
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Full Stack Developer
Chantilly, Virginia, United States
$150k-$200k/yr OnsiteFull Time
5+ YOEActive TS/SCI+Poly required. 5+ years Python (Flask/Django/FastAPI), 2+ years SQL (SQLAlchemy), 1+ years JavaScript/TypeScript/CSS, React/Angular/Vue, AWS, container deployment; strong communication and critical thinking.
Python, Flask, Django, FastAPI, SQL, SQLAlchemy, JavaScript, TypeScript, CSS, React, Angular, Vue, AWS
1mo
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Full Stack Developer
Chantilly, Virginia, United States
OnsiteFull Time
5+ YOEActive polygraph clearance required. 5+ years Python (Flask/Django/FastAPI), 2–3 years SQL/SQLAlchemy, 0.5–3 years JavaScript/TypeScript/CSS and React/Angular/Vue, 1–3 years AWS and container deployment experience.
Python, Flask, Django, FastAPI, SQL, SQLAlchemy, JavaScript, TypeScript, CSS, React, Angular, Vue, AWS
1mo
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Principal Engineer, CoCounsel
Eagan or Frisco or New York City or Toronto or Ann Arbor or San Francisco or Los Angeles or Irvine or McLean or Washington
$159k-$295k/yr HybridFull Time
Bachelor's degree (or equivalent) in CS or CE, deep Python and distributed systems experience, hands-on AI/LLM and agent experience, FastAPI/PostgreSQL/AWS familiarity, identity/IAM (SAML, OIDC, OAuth 2.0) expertise, strong communication.
Python, FastAPI, PostgreSQL, AWS, SSO, SAML, OIDC, OAuth 2.0, RBAC, ABAC, Anthropic, OpenAI, LLMs, MCP servers, vector databases, embeddings, semantic search
2w
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Machine Learning Engineer
Chantilly, Virginia, United States
OnsiteFull Time
3+ YOEActive TS/SCI+CI poly required; Bachelor's with minimum 3 years' experience; proficiency in Python and SQL; familiarity with JavaScript, Docker/Rocky Linux, REST/FastAPI, agentic AI and prompt engineering.
Python, SQL, JavaScript, Docker, Rocky Linux, REST, FastAPI, Langchain, LangGraph, OpenAI Agents, Pydontic, Uvicorn, Streamlit, AWS, Mandiant
1mo
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Full Stack Software Developer
Chantilly, Virginia, United States
$50k-$290k/yr OnsiteFull Time
The Swift Group: Providing engineering and cybersecurity services for national security missions.
5+ YOE5+ years Python (Flask/Django/FastAPI), 2–3 years SQL/ORM, 1–3 years JS/TS/CSS and React/Angular/Vue, 1–3 years AWS and container deployment, US citizenship and active TS/SCI with Polygraph required.
Python, Flask, Django, FastAPI, SQL, SQLAlchemy, JavaScript, TypeScript, CSS, React, Angular, Vue, AWS, Containers
2w
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Software Engineer II (Java Focus)
Leawood or McLean
OnsiteFull Time
3+ YOEB.S. or M.S. in CS/Engineering, 3+ years backend experience, strong Python or Java skills, experience with FastAPI/Flask or Spring Boot/Micronaut, SQL/NoSQL, cloud (AWS), Docker, Git, and CI/CD; U.S. citizenship and clearance eligibility.
Python, FastAPI, Flask, Java, Spring Boot, Micronaut, JSON, SQL, NoSQL, AWS, Docker, Git, Kafka
2mo
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Full Stack Software Engineer
Chantilly, Virginia, United States
$146k-$228k/yr OnsiteFull Time
Active TS/SCI with polygraph, 6+ years software experience (varies by degree), proficiency in Python, React, Node.js, FastAPI, Docker, Kubernetes, PostgreSQL/MongoDB, CI/CD, Git; US citizenship required.
React, Node.js, Python, FastAPI, PostgreSQL, MongoDB, Docker, Kubernetes, GitHub, GitLab, Git, Typescript, Vue, AWS, Azure, GCP, Linux/Unix
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