3mo
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Software Engineer - Python
Annapolis Junction, Maryland, United States
OnsiteFull Time
Develop Python/FastAPI middleware; build pipelines; implement REST API; ensure testing; participate in Agile sprints; documentation.
Python, FastAPI, REST API, Git, Agile, DevSecOps, Axway, Windows NAS, SQL, UAT
5d
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Software Engineer Level 4
Washington, District of Columbia, United States
OnsiteFull Time
Active Top Secret/SCI with CI Polygraph; backend development, data engineering, API development; proficiency with Python, FastAPI, PostgreSQL, and Elasticsearch.
Python, FastAPI, PostgreSQL, Elasticsearch
2mo
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Full-Stack Software Engineer, Core Platform
Arlington or New York City
OnsiteFull Time
Design backend APIs with FastAPI, PostgreSQL; build React frontend; own full-stack features; implement testing strategies; optimize performance.
FastAPI, PostgreSQL, SQLAlchemy, Python, React, TypeScript
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
1mo
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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
1w
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Full Stack Developer
Florida or Herndon or Texas or Virtual
RemoteFull Time
Experience building full-stack systems with Python/FastAPI, JavaScript/TypeScript and React, REST APIs, PostgreSQL, Docker, Git; bachelor\u0002s degree in a technical field required.
FastAPI, Kafka, PostgreSQL, Docker, React, TypeScript, WebSockets, Mapbox, REST APIs, MongoDB, OpenSearch/Elastic, js, Tailwind CSS, shadcn/ui, OAuth, JWT, Keycloak, Auth0, Git, GitHub, Jira, Confluence, GitHub Actions, ArgoCD, Kubernetes
1w
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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 TDD practices; public trust clearance eligibility; bachelor's in CS or equivalent.
Python, FastAPI, ReactJS, PostgreSQL, Docker, AWS, ECS, EKS, OpenAPI/Swagger, pytest, Jest, React Testing Library
2w
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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
1mo
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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
3w
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Staff Software Engineer – AI Platform
Eagan or Frisco or Brooklyn or Toronto or Ann Arbor or New York City or San Francisco or Los Angeles or Irvine or McLean or Washington
$127k-$273k/yr HybridFull Time
5+ YOE5+ years building scalable cloud applications, deep Python and FastAPI experience, PostgreSQL and AWS experience, familiarity with LLMs/AI systems, strong distributed-systems and architecture skills.
Python, FastAPI, PostgreSQL, AWS, Vercel, OpenAI, Anthropic
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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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
1d
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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
3w
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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
4d
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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
1mo
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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)
2w
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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
1mo
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Senior Software Engineer
Somerville or Washington
$160k-$190k/yr HybridFull Time
5+ YOEBachelor's in CS/Math/Engineering/Science, 5+ years full-stack/backend experience, cloud microservices, cryptography, Istio, FastAPI, Docker, Helm, SQL/NoSQL, CI/CD, automated testing, strong communication.
Istio, FastAPI, Docker, Helm, OAuth2, IETF RFCs, SQL, NoSQL
1mo
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Senior Software Architect
Washington or Sarasota or Miami or New York City or Toronto or Longboat Key
$165k-$190k/yr OnsiteFull Time
Expert-level Python backend development; experience with FastAPI or Flask, SQLAlchemy, RESTful APIs, OAuth2/OpenID Connect, distributed systems, PostgreSQL/MySQL, Docker, Kubernetes, Git-based CI/CD, and architectural leadership.
Python, FastAPI, Flask, SQLAlchemy, Jinja2, OAuth2, OpenID Connect, PostgreSQL, MySQL, Docker, Kubernetes, Git, Go, React, TypeScript, OpenStack, Ceph, Odoo, Pytest
2w
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Generative AI Engineer (Clearance Required)
Arlington, Virginia, United States
HybridFull Time
5+ YOEActive Top Secret clearance, 5+ years software development, 2+ years Generative AI/ML, strong Python, experience with LLMs, Azure, containerization, FastAPI/Flask, Git and CI/CD, and distributed systems.
Python, GPT, Llama, Claude, Mistral, FastAPI, Flask, Microsoft Azure, Microsoft Azure OpenAI Service, Azure Kubernetes Service (AKS), Azure Functions, Azure Storage, Microsoft Azure AI Search, Azure Machine Learning, Azure AI Foundry, Azure Cognitive Services, Docker, Kubernetes, Git, CI/CD, DevSecOps, LangChain, LangGraph, Semantic Kernel, LlamaIndex, Pinecone, Milvus, pgvector, Chroma, Model Context Protocol (MCP), Terraform, Bicep
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