2w
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Front-End Developer SME
Herndon, Virginia, United States
$140k-$165k/yr RemoteFull Time
10+ YOE10+ years front-end experience with React, JavaScript (ES6+), HTML5/CSS3, accessibility (USWDS/ODG/WCAG 2.2 AA), CI/CD, automated testing, and ability to obtain Public Trust.
React, JavaScript (ES6+), HTML5, CSS3, GitHub Actions, Jenkins, Jest, Cypress, Selenium, AWS, Kubernetes, USWDS
1w
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UI Front-End Engineer
Sterling, Virginia, United States
OnsiteFull Time
3+ YOETop Secret clearance, Bachelor's in CS or related, 3+ years front-end experience with JavaScript/TypeScript, HTML5/CSS3, modern frameworks (React/Angular/Vue), RESTful integration, GIS/mapping and real-time data experience.
JavaScript, TypeScript, HTML5, CSS3, React, Angular, Vue.js, Apache Kafka, RabbitMQ, ActiveMQ, ZeroMQ, Protobuf, GitLab, CesiumJS, OpenLayers, Leaflet, Mapbox GL JS, WebGL, Redux, Zustand, Pinia, Swagger/OpenAPI, WebSockets, gRPC, MQTT, DDS, AMQP
1mo
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Senior Front-End Software Development Engineer
Herndon, Virginia, United States
$137k-$200k/yr HybridFull Time
14+ YOEU.S. citizen with active TS/SCI clearance (CI poly). 14+ years technical experience. Strong front-end skills (JavaScript, HTML5, CSS3, React/Angular/Vue.js), data visualization, API integration, Git/CI/CD, cloud familiarity, and bachelor's degree or equivalent.
JavaScript, Python, Java, R, React, Angular, Vue.js, HTML5, CSS3, D3.js, ECharts, Plotly, AWS, Azure Government, Kubernetes, Git, CI/CD, Jest, Cypress, Playwright, Selenium, RESTful APIs, JSON
2w
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Sr. Front-End Software Engineer (Geospatial & Middleware)
Sterling, Virginia, United States
OnsiteFull Time
8+ YOEActive Top Secret clearance, Bachelor’s in CS or related,8+ years front-end experience, strong JavaScript and modern frameworks, Protobuf and middleware experience, experience with Kafka/RabbitMQ/ActiveMQ/ZeroMQ, API development, geospatial UI experience.
JavaScript, React, Angular, Vue, Protobuf, Apache Kafka, RabbitMQ, ActiveMQ, ZeroMQ, gRPC, FlatBuffers, Avro, GitLab, AMQP, MQTT, Data Distribution Services, Cesium JS, Open Layers, Leaflet, Mapbox, WebGL
2mo
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Full Stack Developer
Herndon or Chantilly
$190k-$250k/yr OnsiteFull Time
6+ YOEActive TS/SCI with Full-Scope Polygraph, 6+ years software development, frontend (React/Angular/JS/TS/HTML/CSS) and backend (Java/Python/Node.js) experience, API development, Git, and Agile.
React, Angular, JavaScript, TypeScript, HTML, CSS, Java, Python, Node.js, Git, AWS, Azure, Docker, Kubernetes, CI/CD, DevOps
2mo
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.NET and Azure Architect
Herndon, Virginia, United States
RemoteFull Time
8+ YOE8+ years in full-stack development; expert .NET/C#, SQL Server; frontend with Angular/Blazor/React; RESTful APIs security; Azure; third-party integrations; mentoring; Agile Scrum; strong communication.
.NET, C#, SQL Server, Angular, Blazor, React, JWT, OAuth, Azure, REST APIs
2mo
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Full Stack Developer
Herndon or Chantilly
$190k-$250k/yr OnsiteFull Time
6+ YOEActive TS/SCI with Full-Scope Polygraph, 6+ years software development, frontend (React/Angular/JavaScript/TypeScript/HTML/CSS), backend (Java/Python/Node.js), API development, Git, Agile, strong troubleshooting skills.
React, Angular, JavaScript, TypeScript, HTML, CSS, Java, Python, Node.js, Git, AWS, Azure, Docker, Kubernetes
1w
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Full Stack Engineer - Polygraph Required
Herndon, Virginia, United States
$114k-$248k/yr OnsiteFull Time
Active TS/SCI with Polygraph, experience building production frontend (React/Next.js) and backend (Python frameworks), cloud experience (AWS preferred), CI/CD and Git proficiency, RESTful APIs and databases, strong communication skills, able to commute to Herndon area.
React, Next.js, JavaScript, TypeScript, HTML, CSS, Python, FastAPI, Flask, Django, Node.js, Express, NestJS, SQL, NoSQL, Git, GitLab CI, AWS CodeBuild, Jenkins, GitHub Actions, Docker, Kubernetes, SNS, SQS, Kinesis, Step Functions, EventBridge, Vitest, Playwright, Pytest, Terraform, Storybook, Tailwind CSS, shadcn/ui
3w
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Full Stack Software Engineer (TS/SCI)
Herndon or Colorado Springs or Melbourne
OnsiteFull Time
3+ YOEU.S. citizen with active TS/SCI clearance, Bachelor's in software engineering or STEM, 3+ years experience, proficiency with Java/C++/Python, frontend (Vue.js/React), backend (Kafka, APIs), containerized microservices, CI-CD, Git, EM/monitoring tools.
Java, C++, Python, Vue.js, React, Kafka, Git, ELK, Grafana, Prometheus, Bash, Linux, Subversion, IDE, CI-CD Pipelines
2mo
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Software Engineer Sr. Consultant , Fullstack/GenAI Engineering
Ashburn, Virginia, United States
$152k-$244k/yr HybridFull Time
8+ YOE2+ Mgmt8+ years software engineering; 2+ years leading engineers; strong GenAI, backend/frontend, AWS, and distributed systems experience.
Python, FastAPI, Flask, Node.js, React, TypeScript, AWS Bedrock, SageMaker, LangGraph, LangChain, Haystack, RAG, Jenkins, GitHub Actions, Terraform, CloudFormation, CodePipeline, Pinecone, FAISS, OpenSearch, Weaviate, Kafka, Kinesis, Databricks, MLFlow
3w
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Full Stack Software Engineer (TS/SCI)
Herndon or Colorado Springs or Melbourne
$82k-$132k/yr OnsiteFull Time
3+ YOEU.S. citizen with active TS/SCI clearance, Bachelor's in STEM, 3+ years experience, proficiency with Java/C++/Python, frontend frameworks, microservices, containerization, CI-CD, Git and observability tools.
Java, C++, Python, Vue.js, React, Kafka, Git, Subversion, ELK, Grafana, Prometheus, Bash, Linux, CI-CD
3w
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Full Stack Software Engineer (TS/SCI)
Herndon or Colorado Springs or Melbourne
$82k-$132k/yr OnsiteFull Time
3+ YOEU.S. citizen with active TS/SCI, Bachelor's in Software Engineering or related STEM, minimum 3 years experience, proficiency with Java/C++/Python, frontend and backend development, containerized microservices, CI/CD, Agile, and related tools.
Java, C++, Python, Vue.js, React, Kafka, Git, ELK, Grafana, Prometheus, Bash, Linux, Subversion, IDE, CI-CD Pipelines
3w
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Full Stack Software Engineer (TS/SCI)
Herndon or Colorado Springs or Melbourne
$82k-$132k/yr OnsiteFull Time
3+ YOEU.S. citizen with active TS/SCI clearance, bachelor\u0002s in Software Engineering or STEM, 3+ years experience, familiarity with Java/C++/Python, frontend and backend development, containerized microservices, CI/CD, Agile, and collaboration tools.
Java, C++, Python, Vue.js, React, Kafka, Git, ELK, Grafana, Prometheus, Bash, Linux, Subversion, IDE, CI-CD Pipelines
3w
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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
3w
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Full Stack Software Engineer (TS/SCI)
Herndon or Colorado Springs or Melbourne
$82k-$132k/yr OnsiteFull Time
3+ YOEU.S. citizen with active TS/SCI clearance, Bachelor’s in Software Engineering or related STEM, 3+ years experience, proficiency with Java/C++/Python, frontend frameworks, Kafka, Git, ELK/Grafana/Prometheus, Linux, containerized microservices, CI/CD and Agile.
Java, C++, Python, Vue.js, React, Kafka, Git, Subversion, ELK, Grafana, Prometheus, Bash, Linux