3w
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React Developer Senior
Ashburn, Virginia, United States
HybridFull Time
5+ YOEBS in CS/Engineering, 5+ years software development with 5+ years React experience; proficiency in Typescript/JavaScript, HTML/CSS/SCSS, JSON, Jest/Enzyme/React Testing Library, and browser debug tools.
React, Typescript, JavaScript, JSON, HTML4/5, CSS, SCSS, Jest, Enzyme, React Testing library, Visual Studio Code, chrome devtools
3w
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React Developer Senior
Ashburn, Virginia, United States
$120k-$160k/yr HybridFull Time
5+ YOE5+ years React and UI development experience, BS in CS/Engineering, TypeScript/JavaScript, HTML4/5, CSS/SCSS, Jest/Enzyme/React Testing Library, experience with complex backend APIs, strong communication and critical thinking.
React, Microsoft Visual Studio Code, TypeScript, JavaScript, MVC, MVVM, JSON, HTML4/5, CSS, SCSS, Jest, Enzyme, React Testing Library, Chrome DevTools
1mo
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React Software Developer
Laurel, Maryland, United States
$150k-$200k/yr HybridFull Time
6+ YOEActive TS/SCI with Polygraph, Bachelor's in technical discipline (or 10 years' experience), 6+ years software development, strong React and JavaScript/TypeScript skills, SQL/NoSQL familiarity, able to work core hours 10:00-14:00 M-F.
React, JavaScript, TypeScript, HTML, CSS, Bootstrap, GitLab, Node.js, Angular, SQL, NoSQL
1w
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Front-End JavaScript Web Developer
Chantilly, Virginia, United States
$55k-$126k/yr OnsiteFull Time
5+ YOE5+ years software development experience, 2+ years JavaScript, TS/SCI with polygraph required, Bachelor's degree, EMR not required; experience with React and Ruby on Rails desirable.
JavaScript, React, Ruby on Rails
1w
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Front-End JavaScript Web Developer
Chantilly, Virginia, United States
$55k-$126k/yr OnsiteFull Time
5+ YOE5+ years software development, 2+ years JavaScript, active TS/SCI clearance with polygraph required, bachelor\u0002s degree, EMR not mentioned, React and Ruby on Rails desirable.
JavaScript, React, Ruby on Rails
2mo
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React Software Developer
Laurel or Columbia
$150k-$200k/yr HybridFull Time
6+ YOETS/SCI with Polygraph; Bachelor's in a technical field or 10 years experience; React/Bootstrap, SQL/NoSQL knowledge; GitLab; Agile; ability to work core hours 10AM-2PM; accessibility knowledge
React, Bootstrap, JavaScript, SQL, NoSQL, GitLab
2w
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Senior React Software Engineer (contract)
Baltimore, Maryland, United States
$65-$75/hr RemoteContract
4+ YOEU.S. citizen required. 4+ years front-end experience with React and JavaScript/TypeScript. Experience with reusable component libraries, client-side state, accessibility, responsive design, testing, CI/CD, and strong communication skills.
React, TypeScript, JavaScript, HTML, CSS, CI/CD, Git
1mo
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Full Stack JavaScript Developer - Top Secret Clearance
Washington, District of Columbia, United States
$100k-$140k/yr HybridFull Time
5+ YOE5+ years TypeScript/JavaScript, React, Node.js/NestJS, REST API design, testing, Agile experience; ability to obtain US security clearance; Bachelors preferred.
React, NestJS, Node.js, TypeScript, Vite, Material-UI, Redux Toolkit, TypeORM, MariaDB, MySQL, Elasticsearch, Solr, OpenShift, Kubernetes, Helm, ArgoCD, GitOps, Vitest, Jest, Testing Library, Bootstrap, SWC, npm, Redis, Docker, OpenTelemetry, Prometheus, Grafana, Loki, Tempo, Passport.js, JWT, OAuth2, OIDC, Keycloak, OpenAPI/Swagger
2d
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Application Developer - JavaScript
Charlotte or Louisville or Minneapolis or Olympia or Philadelphia or Redlands or San Antonio or St. Louis or Vienna
$84k-$141k/yr OnsiteFull Time
2+ YOE2+ years web application development with JavaScript/TypeScript, experience with modern web frameworks, CI/CD, foundational cartography knowledge, bachelor's degree, and ability to travel up to 25–50%.
JavaScript, TypeScript, ArcGIS Maps SDK for JavaScript, React, Angular, Svelte, Vue, WebGL, ArcGIS Experience Builder, CI/CD
2w
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Software Engineer 2 (Hybrid) - JavaScript/React/Angular/Java/Linux
Annapolis Junction, Maryland, United States
$130k-$270k/yr HybridFull Time
14+ YOETop Secret/SCI clearance with polygraph, Bachelor's in CS or related, ~14 years software engineering experience, expertise in Java and modern JavaScript frameworks, Section 508 familiarity, full-stack development across SDLC.
React, Vue, Angular, Java, JavaScript, Linux, Leaflet.js
2mo
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Javascript - Senior Developers - AI Training - Baltimore, US
Baltimore or United States
$50/hr RemoteContract, Part Time
BS/MS/PhD in CS or related, professional experience building scalable web apps with JavaScript/TypeScript, expert-level JS knowledge (event loop, closures, async), able to solve LeetCode Medium–Hard, and review/execute JS/TS code.
JavaScript (ES6+), TypeScript, React, Node.js, Vue, Angular, Jest, Cypress, Webpack, Vite, GraphQL, RESTful APIs, LeetCode
1mo
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.NET & REACT Full Stack Developer
Washington, District of Columbia, United States
$145k-$151k/yr OnsiteFull Time
8+ YOEBachelor's or equivalent, 8+ years software development experience, strong .NET (C#, ASP.NET, ADO.NET, Entity Framework) and React (TypeScript/JavaScript) skills, SQL Server, Git/GitLab, Top Secret clearance, and ability to pass background checks.
ASP.NET, C#, ADO.NET, Entity Framework, SQL Server, React, TypeScript, JavaScript, HTML5, CSS3, REST, RPC, Git, GitLab, Microsoft Excel, Microsoft Word, Microsoft PowerPoint, Adobe Acrobat
3w
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.NET & React Full Stack Developer
Washington, District of Columbia, United States
$100k-$150k/yr OnsiteFull Time
3+ YOEActive Top Secret clearance, Bachelor's in CS/related, 3+ years C#/.NET experience, experience with React/JavaScript/TypeScript, ASP.NET, Entity Framework, SQL Server, API integration, and secure coding.
C#, ASP.NET, Entity Framework, SQL Server, React, JavaScript, TypeScript, HTML, CSS, Git, GitLab, CI/CD, AWS, Azure, Docker, OWASP Top 10
3w
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.NET & React Full Stack Developer
Washington, District of Columbia, United States
$100k-$150k/yr OnsiteFull Time
3+ YOEActive Top Secret clearance, Bachelor's in CS or related, 3–5 years professional C#/.NET experience, hands-on with ASP.NET, Entity Framework, SQL Server, React, JavaScript/TypeScript, HTML/CSS, and Git/GitLab.
C#, .NET, ASP.NET, Entity Framework, SQL Server, React, JavaScript, TypeScript, HTML, CSS, Git, GitLab, AWS, Azure, Docker
1mo
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Software Engineer IV, REACT
Hanover, Maryland, United States
$137k-$208k/yr OnsiteFull Time
8+ YOEBachelor's in STEM (or equivalent experience), 8+ years software engineering experience, extensive React.js and JavaScript expertise, ability to obtain DoD security clearance, leadership and mentoring experience, Linux, RESTful APIs, gRPC/MQTT/DDS/WebSockets, CI/CD and containerization knowledge.
React.js, JavaScript, Linux, gRPC, MQTT, DDS, WebSockets, Jira, GitHub, Artifactory
1mo
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.NET & React Full Stack Developer
Washington, District of Columbia, United States
$151k-$156k/yr OnsiteFull Time
8+ YOEActive Top-Secret clearance, Bachelor's in IT, minimum 8 years experience, proficiency with ASP.NET, Entity Framework, Microsoft SQL Server, C#, REST APIs, React, TypeScript, Node.js, and Git/GitLab.
ASP.NET, Entity Framework, ADO.NET, Microsoft SQL Server, C#, REST, RPC, React, TypeScript, JavaScript, Node.js, HTML5, CSS3, Git, GitLab, AWS, Microsoft Azure, NoSQL, Docker, CI/CD, VMware, Nutanix
1mo
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Senior .Net & REACT Full Stack Developer
Washington, District of Columbia, United States
$125k-$155k/yr OnsiteFull Time
8+ YOEBachelor's degree, minimum 8 years experience, active TS/SCI clearance and U.S. citizenship required; strong .NET (C#, ASP.NET, ADO.NET, Entity Framework), React/TypeScript, SQL Server, Git/GitLab, and DevOps familiarity.
ASP.NET, Entity Framework, EF, SQL Server, SQL, NoSQL, .NET, C#, ADO.NET, REST, RPC, React, TypeScript, JavaScript, Node.js, HTML5, CSS3, Git, GitLab, AWS, Azure, Docker, CI/CD
2w
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Lead Software Engineer (React, AWS)
McLean, Virginia, United States
$197k-$225k/yr OnsiteFull Time
4+ YOE1+ MgmtBachelor's degree, ≥4 years software engineering experience, ≥1 year cloud experience (AWS/Azure/GCP), proficiency in JavaScript/Java/TypeScript/SQL/Python/Go, cloud and container experience, and people leadership experience preferred.
JavaScript, Java, HTML/CSS, TypeScript, SQL, Python, Go, Docker, Kubernetes, AWS, Microsoft Azure, Google Cloud
2mo
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Sr Applications Developer
Silver Spring or United States
$125k-$145k/yr HybridFull Time
5+ YOE5+ years web application development; JavaScript/TypeScript; React/Angular/Vue; AWS; REST; geospatial visualization; GenAI experience.
JavaScript, TypeScript, React, Angular, Vue.js, AWS, WebGL, Canvas, Three.js, D3.js, GeoJSON, REST API, GenAI, Docker, Kubernetes
1mo
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Web Developer
Annapolis Junction, Maryland, United States
$160k-$195k/yr OnsiteFull Time
8+ YOEActive TS/SCI with Polygraph; 8+ years development experience; Bachelor's in a technical field; strong Java, JavaScript, React/SolidJS, SpringBoot, Grafana skills.
Java, Swing, Servlets, JavaScript, JQuery, React, SolidJS, SpringBoot, Grafana