242 react developer jobs at 96 companies in Hanover, PA
🚀PromotedHiringCafe
Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yrOn-SiteFull Time
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
Freedom Technology Solutions Group: Provides geospatial and software engineering solutions for national security agencies.
12+ YOESenior full-stack developer proficient in React and Java/Spring Boot; experience migrating legacy systems; ability to work with Camunda and Pega workflows; strong REST APIs and Oracle/SQL skills.
React, Java, Spring Boot, Camunda, Pega, Oracle, SQL, REST API
SITEC: Provides specialized IT and engineering services to government agencies.
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.
Mindgrub: Digital agency providing custom software and AI innovation solutions.
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.
Laurel or Washington or Baltimore or Montgomery or San Antonio or Virginia or United States
$130k-$160k/yrHybridFull Time
ERP International: Provider of healthcare and technology solutions for federal agencies.
8+ YOE8+ years Java/Spring Boot, 5+ years React, microservice and API development, unit testing (JUnit/Mockito/Cucumber), Agile/DevSecOps and CI/CD experience; US citizen able to obtain Secret DoD clearance.
Java, Spring Boot, React, Postgres, Redis, Junit, Mockito, Cucumber, Jira, Confluence, Docker, Kubernetes, DevSecOps, CI/CD, Microsoft Teams, DoD STIG
Node-React Full Stack Web Application Developer - DHA
Woodlawn, Maryland, United States
$102k-$133k/yrOnsiteFull Time
Social Security Administration: Administers federal social insurance and financial assistance programs.
Experience building web apps with React.js or Node.js RESTful APIs; SQL/NoSQL databases; Git; unit and integration tests; 52 weeks of specialized IT experience at GS-11 level.
OceaneeringNYSE: OII: Global provider of engineered services for offshore energy industries.
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.
Captivation Software: Provides specialized software engineering for the intelligence and defense communities.
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.
LufCo: Provides specialized engineering and analytic services for defense missions.
8+ YOEActive TS/SCI with Polygraph; 8+ years development experience; Bachelor's in a technical field; strong Java, JavaScript, React/SolidJS, SpringBoot, Grafana skills.
ManTech: Provides technology solutions for defense and intelligence agencies.
1+ YOEBachelor's in IT-related field and 1+ years software development experience. Must have active TS/SCI with polygraph. Proficiency in Python, Git, SQL, HTML/CSS/JavaScript; experience with Docker, Ansible, React, and unit testing frameworks.
Base-2 Solutions: Delivers engineering and technology services for national security.
9+ YOEActive TS/SCI with Full Scope Polygraph; 9+ years development experience; Bachelor's degree or equivalent; experience with full-stack Java/React microservices, CI/CD, and modern datastores.
Peraton: National security and mission-critical government technology services provider.
5+ YOEActive Secret clearance and US citizenship required. 5+ years Java enterprise development (React, Spring Boot, HTML/CSS/JavaScript), 2+ years with Eclipse and Git/GITLAB; bachelor's or equivalent experience options available.
Java, Spring, Spring Boot, React, HTML, CSS, JavaScript, REST, Eclipse, Git, GITLAB, Redux, Microsoft SQL Server, Transact-SQL (T-SQL), Linux/Unix shell scripting, KornShell (ksh), Bourne Again Shell (Bash), C shell (csh), JSON Web Token (JOTS), Drools, Jakarata Persistence API (JPA), Hibernate
AGE Solutions: Technology consulting and IT services for government agencies.
5+ YOEBachelor's degree, 5+ years software development, 2+ years full‑stack (React/Vue/Angular and Node.js/Python/Java), DoD 8140 qualification (DoD 8570 IAT II), and active DoD Secret clearance.
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
10+ YOESenior full-stack developer with React/Next.js, Git/Jenkins, TS/SCI with polygraph, and 10+ years of software engineering experience (or relevant degrees with more years).
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
12+ YOELead full-stack developer with Python, React, Linux, Git; TS/SCI with polygraph; 12+ years experience (or 16+ years without degree); Bachelor's in a related field.
Entegra Systems: Provides engineering and intelligence analysis for government missions.
7+ YOESeven years in software development/engineering; two years in SIGINT environment; front-end web development with JavaScript/React; knowledge of distributed storage and big data tools; experience with Windows/UNIX/Linux; strong communication and mentoring skills.
Titan Technologies: Provides IT solutions and services to government agencies.
10+ YOE10+ years frontend or software development; 5+ years frontend with modern JS (React/Angular/Vue); UI/UX focus; Agile; CI/CD; DoD TS clearance preferred.
The Baltimore Banner: Independent nonprofit digital newsroom serving the Baltimore region.
5+ YOE5+ years software development, 3+ years building scalable web apps, strong JavaScript (React/Angular/Vue), Node.js, cloud (AWS preferred), database and caching experience, bachelor’s or equivalent.