87 fastapi developer jobs at 43 companies in Thurmont, MD
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
2mo
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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
21h
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Software Engineer Level 4
Annapolis Junction, Maryland, United States
OnsiteFull Time
5+ YOERequires TS/SCI with CI Polygraph, backend development, data engineering, API development, Python, FastAPI, PostgreSQL, Elasticsearch, and qualifying education with 5–13 years of experience.
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
4d
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Full Stack Developer
Fort Meade or Columbia
$150k-$190k/yr OnsiteFull Time
8+ YOEBachelor's degree in a technical discipline or equivalent experience, 8 years of software development, production APIs, Django/Flask/FastAPI, Docker, Kubernetes, Helm, CI/CD, databases, Git, Jira, and Confluence.
Django, Flask, FastAPI, Docker, Kubernetes, Helm, CI/CD, SQL, NoSQL, PostgreSQL, MySQL, Elasticsearch, MongoDB, Git, Jira, Confluence
1mo
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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
6d
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Sr Software Engineer - Columbia, MD
Columbia, Maryland, United States
$129k-$229k/yr HybridFull Time
SME-level full-stack engineer with expertise in React, Python (FastAPI/Django), AWS, containerization, Kubernetes, secure development, and technical leadership for DoD/IC programs.
React, JavaScript, TypeScript, Python, FastAPI, Django, AWS, Docker, Kubernetes, Terraform, Ansible, GitOps
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
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
15h
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Senior AI Integration Developer
Red Bank or Basking Ridge or Silver Spring
$112k-$179k/yr OnsiteFull Time
8+ YOERequires 8 years' experience with a bachelor's, 6 with a master's, or 3+ with a PhD; Python, FastAPI, Docker, TypeScript/Node.js, React, Git, MCP, and local model experience; U.S. citizenship and Secret clearance eligibility.
Ollama, llama.cpp, Model Context Protocol (MCP), Python, FastAPI, Docker, TypeScript, Node.js, React, Git, CI/CD, LangChain, LangGraph, FastMCP, RAG, PostgreSQL
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
3w
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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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Software Test Automation and QA Developer, Senior
Laurel or Columbia
$87k-$198k/yr HybridFull Time
4+ YOE4+ years Python/Linux development; 3+ years software testing/automation; Java/JSON/VS Code; Docker/Podman; frameworks/tools like Git, FastAPI, ReST, Pydantic; CS or Engineering degree with 5+ years software experience or 10+ years in lieu of degree; TS/SCI with poly.
Python, Java, JSON, VS Code, Docker, Podman, Git, FastAPI, ReST, Pydantic, Linux
1d
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Software Developer
McLean, Virginia, United States
$85k-$170k/yr OnsiteFull Time
3+ YOEBachelor's degree and 5+ years, or equivalent experience; 3–5 years programming experience; Git, cloud platforms, CI/CD, Docker, automated testing, Python frameworks, and REST API development required.
Python, Java, JavaScript, TypeScript, Git, AWS, Microsoft Azure, Google Cloud Platform, CI/CD, Docker, pytest, JUnit, Jest, Cypress, FastAPI, Flask, Django, REST API, React, AWS Bedrock, OpenAI, LangChain, OpenSearch, Solr
2mo
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Applied AI Engineer
Fort Belvoir or Reston
$99k-$225k/yr HybridFull Time
3+ YOE3+ years in software engineering, applied AI/ML, or full-stack development; Python; API development; TS/SCI clearance; Bachelor's degree.
Python, FastAPI, Flask, Streamlit, Gradio, React, TypeScript
4w
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Software Developer (Clearance Required)
Reston, Virginia, United States
$121k-$189k/yr OnsiteFull Time
Active TS/SCI with Polygraph, degree with relevant years of experience, full-stack development with Python/Java/JavaScript, DB experience (PostgreSQL, MySQL, Oracle, MongoDB), Git, SDLC knowledge, U.S. citizenship required.
Python, Java, JavaScript, PostgreSQL, MySQL, Oracle, MongoDB, Git, Docker, Kubernetes, FastAPI, Flask, Python3
1w
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Full Stack Developer TS/SCI + Polygraph
McLean, Virginia, United States
$155k-$215k/yr OnsiteFull Time
5+ YOEActive TS/SCI with polygraph, Bachelor's in CS or related,5+ years software development, experience with Python, Java, JavaScript/TypeScript, FastAPI, Vue.js, Tailwind, CDKTF/Terraform, relational databases and SQL; willing to work onsite full time.
Python, Java, JavaScript, Hono.js, FastAPI, TypeScript, Vue.js, Tailwind CSS, CDKTF, Terraform, SQL, Docker, Podman, AWS, Git
1mo
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Senior Software Engineer - Applied AI (114693)
Germantown, Maryland, United States
$107k-$155k/yr OnsiteFull Time
5+ YOE5+ years software development experience, strong Python/Linux skills, hands-on AI/ML application experience, backend/service development, collaboration and problem-solving; U.S. citizenship and ability to obtain DoD security clearance required.
Python, Linux, Rust, TypeScript, LLM, LangChain, LlamaIndex, FastAPI, Flask, Docker, CI/CD, Ollama, RAG, embeddings, vector search
1mo
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Software Developer
Potomac or Maryland
OnsiteFull Time
U.S. citizen with active TS/SCI and full-scope polygraph; demonstrated experience with Python, ML frameworks (scikit-learn, SpaCy, TensorFlow, PyTorch, Keras), NLP, AWS, REST, SQL/Postgres, ICQL/Retrieval Ware, and strong analytical and debugging skills.
Python, scikit-learn, SpaCy, TensorFlow, PyTorch, Keras, AWS Services, REST, SQL, Postgres, ICQL, Retrieval Ware, Flask, FastAPI, Django, Prometheus, MLflow
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