191 fastapi jobs at 94 companies in Hyattsville, MD
2mo
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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
1w
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Software Engineer Level 5
Reston, Virginia, United States
OnsiteFull Time
14+ YOEActive TS/SCI with CI Polygraph, backend development, data engineering, API development, Python, FastAPI, PostgreSQL, Elasticsearch, and high-performance integrations.
Python, FastAPI, PostgreSQL, Elasticsearch, SQL
1w
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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
2w
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Senior Software Engineer - AI, CoCounsel International
Eagan or Frisco or New York City or Ann Arbor or San Francisco or Los Angeles or Irvine or McLean or Washington
$110k-$204k/yr HybridFull Time
4+ YOE4+ years backend engineering experience with Python, FastAPI, PostgreSQL, AWS; production agentic AI and LLM integration experience; strong debugging, architecture, and collaboration skills.
Python, FastAPI, PostgreSQL, AWS, OpenAI, Anthropic
2mo
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GenAI Python Systems Engineer –Senior Manager
Chicago or Raleigh or Charlotte or Cincinnati or Cleveland or Columbia or Columbus or Dallas or Baltimore or Richmond or Rosemont or Sacramento or Boston or St. Louis or Salt Lake City or San Antonio or San Diego or San Francisco or Silicon Valley or Seattle or Spartanburg or Albany or Stamford or Tampa or Atlanta or Toledo or Austin or Tulsa or Washington or Denver or Des Moines or Detroit or Buffalo or Florham Park or Kansas City or Las Vegas or Little Rock or Los Angeles or Louisville or Birmingham or Fayetteville or Miami or Milwaukee or Minneapolis or Nashville or New Orleans or New York or Oklahoma City or Philadelphia or Phoenix or Pittsburgh or Portland
$124k-$280k/yr HybridFull Time
8+ YOESenior Manager level with 8+ years of experience; proficient in Python, SQL, FastAPI; cloud certifications a plus; willing to travel up to 80%; Bachelor's degree required.
Python, SQL, FastAPI, Cloud Platforms, LLM techniques, Data Warehousing, Data Lakes, IAM
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
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 Software Developer (SMA 2 — Cloud Service Support)
Washington, District of Columbia, United States
RemoteFull Time
Proficiency with Python, FastAPI, ReactJS, PostgreSQL, Docker and AWS; CI/CD and IaC familiarity; bachelor’s degree in CS/IT; U.S. citizenship or permanent residence; Public Trust clearance required.
Python, FastAPI, ReactJS, PostgreSQL, Docker, AWS, EC2, S3, RDS, CloudWatch, IAM, VPC, ECS, EKS, Open API/Swagger, pytest, Jest, React Testing Library, Terraform, GitHub Actions
5d
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Sr. Gen AI/ML Lead/Developer
Washington, District of Columbia, United States
$90k-$150k/yr HybridFull Time
8+ YOE8+ years in data science, machine learning, or AI engineering; expert Python and PySpark; experience with Azure AI, GenAI, MLOps, FastAPI, LangChain, LangGraph, and financial services domains.
Python, PySpark, Azure Machine Learning, Generative AI, LangChain, LangGraph, RAG, FastAPI, Azure OpenAI Service, Natural Language Processing (NLP), Large Language Models (LLMs), Azure Data Lake, Azure Databricks, Azure Storage Services, Azure DevOps, MLOps, REST APIs, Docker, Kubernetes, Pinecone, Azure AI Search, Weaviate, ChromaDB, CI/CD
1mo
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Full Stack Software Developer
Washington, District of Columbia, United States
HybridFull Time
5+ YOEBachelor's (or equivalent) and 5+ years full stack development with ReactJS, Python, FastAPI, PostgreSQL, REST APIs, AWS, Docker; CI/CD familiarity and ability to obtain Public Trust clearance.
ReactJS, Python, FastAPI, PostgreSQL, REST APIs, AWS, Docker, Kubernetes, GitHub Actions, CI/CD
2w
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AI Engineer
Washington, District of Columbia, United States
OnsiteFull Time
4+ YOEBachelor's degree in CS/Statistics or related, 4+ years developing software/AI/ML, Python, Flask/FastAPI, JavaScript, experience with LLMs/Generative AI, and active IRS MBI clearance required.
Python, Flask, FastAPI, JavaScript, LangGraph, CrewAI, Haystack, AutoGen, Large Language Models (LLMs)
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
4w
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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
6d
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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
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, containerization, REST/FastAPI, agentic AI, NLP, and prompt engineering.
Python, SQL, Javascript, Docker, Rocky Linux, Rest, FastAPI, Langchain, LangGraph, OpenAI Agents, Pydontic, UVicorn, Streamlit, AWS, Mandiant
23h
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Senior Python Engineer
Arlington, Virginia, United States
$118k-$163k/yr HybridFull Time
3+ YOERequires 3+ years developing Python web applications, Django, Flask, or FastAPI, RESTful APIs, SQL databases, testing, Git, Agile practices, and strong client-facing problem-solving skills.
Python, Django, Flask, FastAPI, PostgreSQL, MySQL, SQLAlchemy, PyTest, Unittest, Git, Docker, Kubernetes, MongoDB, Redis, Pandas, NumPy, Spark, Airflow, Jenkins, GitLab CI/CD, AWS Lambda, ChatGPT, Claude, GitHub Copilot
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
3w
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Full Stack Developer
Chantilly, Virginia, United States
$112k-$222k/yr OnsiteFull Time
5+ YOE5+ years Python with Flask/Django/FastAPI, 2+ years SQL, 1+ years AWS, JavaScript/TypeScript/CSS and React/Angular/Vue experience, container deployment, active TS/SCI with Poly.
Python, Flask, Django, FastAPI, SQL, SQLAlchemy, AWS, JavaScript, TypeScript, CSS, React, Angular, Vue, uv, ruff, pyright, pytest, coverage, Selenium, Karma, WordPress, containers
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
2d
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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