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 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
1mo
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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
4d
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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
2w
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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
2w
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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
3w
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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
2mo
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Back End Software Engineer
Chantilly, Virginia, United States
$87k-$198k/yr OnsiteFull Time
5+ YOE5+ years software development with Python; AWS serverless; REST/microservices; SQL/NoSQL; TS/SCI with poly; HS diploma or GED; Agile experience; Docker/Kubernetes; FastAPI; Terraform/Terragrunt; React optional.
Python, AWS, Docker, Kubernetes, FastAPI, Terraform, Terragrunt, REST, SQL, NoSQL, React
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)
3w
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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
1w
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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
1mo
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Full Stack Software Engineer
Chantilly, Virginia, United States
$146k-$228k/yr OnsiteFull Time
6+ YOEActive TS/SCI clearance with Polygraph, US citizenship, 6+ years experience (varies by degree), proficiency in Python, React/Angular, FastAPI/REST, cloud (AWS/Azure/GCP), Docker/Kubernetes, PostgreSQL/MongoDB, CI/CD and Git workflows.
Python, React, Angular, FastAPI, RESTful APIs, Node.js, Typescript, Vue, AWS, Azure, GCP, Docker, Kubernetes, PostgreSQL, MongoDB, Git, GitHub, GitLab, CI/CD, Linux/Unix
1mo
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Full Stack Developer
Chantilly, Virginia, United States
OnsiteFull Time
5+ YOEActive Top Secret/SCI with Poly required. Bachelor's degree or equivalent. 5+ years Python (Flask/Django/FastAPI), 2–3 years SQL (SQLAlchemy), 6mo–3yrs JavaScript/TypeScript/CSS, 6mo–3yrs React/Angular/Vue, 1–3yrs AWS and container deployment experience.
Python, Flask, Django, FastAPI, SQL, SQLAlchemy, JavaScript, TypeScript, CSS, React, Angular, Vue, AWS
1mo
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AI Model Developer
Fairfax or Ashburn
$125k-$150k/yr HybridFull Time
3+ YOEBachelor's degree in CS/AI/Data Science, US citizenship and ability to obtain Public Trust, 3+ years AI/ML and full-stack experience, strong Python and ML framework skills, backend/frontend and cloud/DevOps familiarity.
Python, NumPy, Pandas, scikit-learn, TensorFlow, PyTorch, Transformers, Django, Flask, FastAPI, React, Angular, Vue.js, PostgreSQL, MySQL, MongoDB, Redis, Docker, Kubernetes, CI/CD, AWS, Microsoft Azure, GCP, GitHub workflows, Matplotlib, Plotly, D3.js, GraphQL, JavaScript, TypeScript, Next.js, AWS Bedrock, GCP AI Platform, Microsoft Azure ML, GitHub Actions
2mo
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Software Engineer
Ashburn, Virginia, United States
$88k-$137k/yr HybridFull Time
3+ YOEBachelor's degree or 3+ years of relevant experience. Strong fundamentals in at least one language; full-stack interest; AI/automation exposure; curiosity and collaboration.
Python, FastAPI, React, LangChain, LangGraph, APIs, Microservices, Distributed systems, Kafka, GitHub, CI/CD
3w
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Senior Software Engineer - Applied AI
Germantown, Maryland, United States
$107k-$155k/yr OnsiteFull Time
5+ YOEBachelor's degree or equivalent,5+ years software development,strong Python and Linux experience,AI/ML application experience,backend and service integration skills,US citizenship and ability to obtain DOD security clearance.
Python, Rust, TypeScript, Linux, LLMs, Ollama, LangChain, LlamaIndex, FastAPI, Flask, Docker, CI/CD
1mo
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Advisor Software Engineer (AI/ML)
Reston, Virginia, United States
$155k-$209k/yr HybridFull Time
6+ YOE6+ years software engineering experience; strong Python, AWS, SQL, cloud-native and scalable system design skills; experience with ML/GenAI, APIs, containers, CI/CD, and stakeholder collaboration; Master's in AI/Robotics required.
Python, SQL, PostgreSQL, Snowflake, Amazon Web Services (AWS), AWS Lambda, Amazon S3, Amazon EC2, Amazon API Gateway, IAM, CloudWatch, EventBridge, SQS, SNS, Step Functions, Amazon SageMaker, Amazon Bedrock, AWS CLI, AWS SDKs, AWS Machine Learning, Docker, Kubernetes, ECS/EKS, CI/CD, OpenAI, Anthropic, Cohere, LangChain, LlamaIndex, FastAPI, PyTorch, TensorFlow, Scikit-learn, Pandas, NumPy, Atlassian JIRA, REST APIs
1mo
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Cloud Software Engineer II
Herndon or Springfield
OnsiteFull Time
7+ YOETS/SCI with Poly required; 7+ years software engineering; 5+ years Python and JS/TS; AWS CDK and cloud-native services; microservices, data engineering, ETL, DevSecOps, observability experience.
AWS, AWS CDK, Python, FastAPI, Flask, Django, Pandas, NumPy, Apache Spark, JavaScript, TypeScript, Node.js, npm, React, Vue.js, Angular, Lambda, API Gateway, EventBridge, SQS, SNS, RDS, DynamoDB, Redshift, S3, Athena, ECS, Fargate, EKS, Glue, EMR, Kinesis, Step Functions, SageMaker, Databricks, SonarQube, Snyk, Checkmarx, CloudWatch, DataDog, New Relic, Prometheus, Grafana
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