70 javascript react developer jobs at 44 companies in Hagerstown, MD

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React Developer Senior
Ashburn, Virginia, United States
HybridFull Time
SAIC
SAICNASDAQ: SAIC: Provides government and defense clients with technology and engineering services.
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
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React Developer Senior
Ashburn, Virginia, United States
$120k-$160k/yr HybridFull Time
SAIC
SAICNYSE: SAIC: Provides engineering, IT, and mission support services to government.
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
2w
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Applications Developer - Expert
Sterling, Virginia, United States
$99k-$206k/yr OnsiteFull Time
Nightwing
Nightwing: Provides advanced cyber and intelligence solutions for national security.
6+ YOEExpert full‑stack developer with 4–7+ years building web applications, experience with Angular/React/JavaScript, cloud (C2S/AWS), containerization, search/analytics, Linux, ETL and AI/ML integration.
Angular, React, JavaScript, Java Spring, Linux, Commercial Cloud Services (C2S), Amazon Web Services (AWS), ElasticSearch, Solr, OpenSearch, docker, podman, Python, Java, CSharp, HTML, SQL
2mo
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Full Stack Developer
Herndon or Chantilly
$190k-$250k/yr OnsiteFull Time
Insight Xcite
Insight Xcite: A mission-focused consulting firm supporting government programs with engineering, technology, and analytics expertise.
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
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Software Engineer: Full Stack - Python, Java or JavaScript/TypeScript (TS/SCI Clearance Required)
Alexandria or Chantilly or Englewood or Gaithersburg or Saint Louis or Tucson
OnsiteFull Time
North Point Technology
North Point Technology: Technology services and engineering for federal government missions.
Active TS/SCI clearance with polygraph ability, Bachelor's in CS or related, proficiency in Python/Java/JavaScript/TypeScript, cloud (AWS/Azure), containers, CI/CD, databases, and secure coding practices.
Python, Java, JavaScript, TypeScript, HTML, CSS, JSON, AJAX, REST APIs, React, Angular, Vue.js, Node.js, Spring Boot, Django, Flask, AWS, Azure, MySQL, PostgreSQL, SQL Server, Linux, Windows, Git, GitLab CI, Jenkins, JIRA, Confluence, Docker, Kubernetes, RMF, STIGs, Go, OpenSearch, Elasticsearch, S3, EC2, SQS, SNS, RDS, CloudFormation, Terraform, Ansible, GeoServer, PostGIS, OGC APIs, ESRI ArcGIS
1mo
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GenAI Developer
Ashburn, Virginia, United States
$52-$94/hr OnsiteFull Time
Sentrillion
Sentrillion: Provides integrated security and surveillance technology for government infrastructure.
7+ YOEU.S. citizenship and CBP background check, BA/BS or equivalent experience, 7+ years full-stack development (React/Angular, SQL/NoSQL), familiarity with LLMs and GenAI, Python/Java/JavaScript/TypeScript, cloud (AWS, Google), API and DevSecOps experience.
React, Angular, SQL, NoSQL, Python, Java, JavaScript, TypeScript, AWS, Google, Google Vertex AI, AWS Bedrock, GitLab, RESTful services, DevSecOps
1mo
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GenAI Developer
Ashburn, Virginia, United States
HybridFull Time
Xenith Solutions
Xenith Solutions: Provides IT solutions and consulting for federal government agencies.
7+ YOEU.S. citizen able to pass CBP background check; BA/BS preferred (experience considered); 7+ years full-stack development; React/Angular, SQL/NoSQL, Python/Java/JavaScript/TypeScript; GenAI concepts and APIs; AWS and Google cloud experience; DevSecOps knowledge.
React, Angular, SQL, NoSQL, Large Language Models (LLMs), transformers, Python, Java, JavaScript, TypeScript, AWS, Google Vertex AI, AWS Bedrock, GitLab, APIs, RESTful services, DevSecOps, CDNs
1w
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Jr. Storyblocks Developer
Herndon, Virginia, United States
$100k/yr RemoteFull Time
Hathiant
Hathiant: Federal contractor providing AI-driven IT and digital solutions.
2+ YOE2+ years front-end experience; proficiency with React/Vue/Angular, Storybook, HTML, CSS, JavaScript/TypeScript, Git and CI/CD; knowledge of accessibility (WCAG); degree in IT/CS preferred.
React, Vue, Angular, Storybook, HTML, CSS, JavaScript, TypeScript, Git, CI/CD, Adobe, XML
2w
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Full Stack Developer
Florida or Herndon or Texas or Virtual
RemoteFull Time
Constellis
Constellis: Provides private security, tactical training, and risk management services.
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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Senior Software Engineer
Nashville or Sterling
HybridFull Time
Asurion: Provides insurance and repair services for consumer electronics.
3+ YOEBachelor's degree required,3+ years building web and back-end systems,proficiency with JavaScript/TypeScript,React and Java or Node.js,experience with Git and automated testing frameworks.
React, TypeScript, JavaScript, Java, Node.js, AWS, Git, Jest, Mocha, Jasmine, Redux, ES6, CI/CD, NoSQL
2w
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Java, Angular/React Full Stack Developer - US CITIZENSHIP REQUIRED
Ashburn or United States
HybridFull Time
Ignite IT
Ignite IT: Provides digital transformation and cloud solutions to federal agencies.
5+ YOEU.S. citizenship and ability to obtain CBP public trust, B.S. in CS or related (or equivalent experience), 5+ years Java, recent Angular experience, SQL and Git skills, strong communication and collaboration.
Java, Hibernate, Spring, JAX-RS, JavaScript, XML, JSON, JAX-WS, JBoss, Eclipse, Maven, Junit, Angular, React, Git, SQL, PL/SQL, Oracle, MySQL, SQL Server, HTML, VMware, ETL tools, ESB, UML, VersionOne, Jira, Sparx Enterprise Architect
1mo
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Robotic Process Automation Engineer
Ashburn, Virginia, United States
$87k-$198k/yr HybridFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
5+ YOE5+ years software development experience, 3+ years with legacy enterprise systems, experience with UiPath or Power Automate, scripting (.NET/C#/VB.NET/JavaScript/React/Python), SQL, cloud platforms; Public Trust required.
UiPath, UiPath Studio, UiPath Orchestrator, UiPath Action Center, UiPath Document Understanding, Power Automate, AI Builder, .NET, C#, VB.NET, JavaScript, React, Python, SQL, AWS, Azure, Google Cloud Platform, Microsoft SharePoint, Microsoft Windows Server, Microsoft SQL Server
1mo
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Software Developer - TS/SCI with Polygraph
Herndon, Virginia, United States
$143k-$184k/yr OnsiteFull Time
GDIT
GDITNYSE: GD: Delivers IT and mission services to government agencies.
8+ YOEUS citizen with TS/SCI + Polygraph, 8+ years experience, JavaScript/React/Node.js/AWS proficiency, Bachelor's in CS or equivalent experience, agile teamwork, able to work onsite in Herndon, VA.
Amazon Web Services (AWS), JavaScript, React, Node.js
1mo
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Software Developer - TS/SCI with Polygraph
Herndon, Virginia, United States
$143k-$184k/yr OnsiteFull Time
General Dynamics Information Technology
General Dynamics Information TechnologyNYSE: GD: Provides mission-critical IT services to government and defense organizations.
8+ YOEUS citizen with active or obtainable TS/SCI with Polygraph, Bachelor's or equivalent, 8+ years related experience, proficiency in JavaScript, React, Node.js and AWS, and ability to work onsite in Herndon, VA with Agile teams.
Amazon Web Services (AWS), JavaScript, Node.js, React.js, Agile, Scrum
1mo
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DevSecOps Engineer
Rockville, Maryland, United States
$135k/yr OnsiteFull Time, Contract
Global Alliant
Global Alliant: Provides IT modernization and software development for government agencies
5+ YOE5+ years IT experience with full-stack engineering in DevSecOps: Java/Spring Boot, JavaScript/TypeScript, React/Angular, Kubernetes/Docker, AWS, CI/CD (Jenkins/Concourse), and automated testing; ability to obtain security clearance and U.S. citizenship required.
Java, Java/JEE, Spring Boot, Spring Framework, JavaScript, TypeScript, JSON APIs, React, Angular, Jenkins, Concourse, Snap, Git, GitHub, Kubernetes, Docker, Selenium, Cucumber, TDD, BDD, Apache Hadoop, Hive, Spark, Sqoop, Apache Tomcat, Apache Ignite, Cassandra, gRPC, AWS, AWS Lambda, Kotlin, Scala, Prometheus
1mo
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Agile Developer
Herndon or United States
RemoteFull Time
LTS
LTS: Provides IT services and software development to support federal healthcare modernization initiatives.
5+ YOEBachelor's degree in CS/IT/Engineering, 5+ years software development in Agile, experience with Java/C#/JavaScript/Python, web services/APIs, Git, CI/CD and DevSecOps, and knowledge of secure coding and federal cybersecurity.
Java, C#, JavaScript, Python, VistA, MUMPS, CPRS, AWS, Azure, Google Cloud, Docker, Kubernetes, React, Angular, Vue.js, HL7, FHIR, Git, CI/CD, DevSecOps
1mo
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UI/UX Developer
Ashburn, Virginia, United States
HybridFull Time
BigBear.ai
BigBear.aiNYSE: BBAI: AI-powered decision intelligence for complex mission environments.
5+ YOE5+ years UI/UX design and usability research; experience with modern JavaScript frameworks (VueJS/Angular/React), responsive CSS (Bootstrap), Section 508 accessibility, Figma/Axure/Adobe tools, Agile/DevOps (Confluence, JIRA), and DHS Public Trust clearance or ability to obtain.
JavaScript, VueJS, Angular, React, Bootstrap, Figma, Axure, Adobe Creative Suite Web Premium, Photoshop, XD, Dreamweaver, InDesign, Atlassian Confluence, JIRA
1w
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Full Stack Developer
Ashburn, Virginia, United States
OnsiteFull Time
BigBear.ai
BigBear.aiNYSE: BBAI: Provides AI-powered decision intelligence software for national security.
5+ YOEBachelor's degree and 5+ years experience; Java/JEE, HTML, JavaScript, CSS, XML, JSON, AWS, JQuery, Angular, React, SQL, Servlets, Struts, Spring MVC, EJBs, SOAP/REST, Unix/Linux, Spring Boot, Tomcat/WebLogic/WebSphere, JMS, JDBC/JPA/Hibernate, microservices experience.
Eclipse, Spring Boot, Kubernetes, Docker, Jira, Confluence, HTML, JavaScript, CSS, XML, JSON, AWS, jQuery, Angular, React, SQL, Servlets, Struts, Spring MVC, EJBs, SOAP, REST, Unix, Linux, Tomcat, WebLogic, WebSphere, JMS, JDBC, JPA, Hibernate, Java, Java JEE
2w
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UI Front-End Engineer
Sterling, Virginia, United States
OnsiteFull Time
Eiden Systems Consulting
Eiden Systems Consulting: Delivers IT and engineering solutions for government agencies.
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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Junior Full Stack Developer
Sterling, Virginia, United States
OnsiteFull Time
ASSYST
ASSYST: An award-winning IT firm that provides digital transformation, DevSecOps, cyber security, and AI integration services for government agencies.
0+ YOE0–2 years software development experience; eligible for security clearance; basic knowledge of HTML5, CSS3, JavaScript (ES6+), a front-end framework (React/Angular/Vue.js), a back-end technology (.NET/Node.js/Java Spring Boot/Python), REST APIs, SQL/NoSQL, and Git.
HTML5, CSS3, JavaScript (ES6+), React, Angular, Vue.js, Node.js, .NET, Java, Java Spring Boot, Python, REST APIs, SQL Server, MySQL, PostgreSQL, Git