25 react js developer jobs at 18 companies in York, 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).
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.
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.
Baltimore or Alabama or California or Delaware or District of Columbia or Florida or Georgia or Maryland or New Jersey or New York or North Carolina or Pennsylvania or South Carolina or Tennessee or Texas or Virginia or West Virginia
$121k-$140k/yrRemoteFull Time
Fearless: Digital services firm delivering IT solutions for government agencies.
5+ YOE5+ years Ruby on Rails experience, proficiency with frontend frameworks (React/JS/TS), RESTful APIs, Sidekiq, strong OO design, accessibility knowledge, ability to obtain Public Trust clearance, bachelor's degree or equivalent experience.
DCCA: Provides IT and engineering solutions for government and defense agencies.
6+ YOE6+ years full-stack development with Java 17, Spring Boot, React/Redux, REST, SQL/Postgres; Public Trust clearance preferred; BS in CS preferred; strong communication and Agile experience.
Spring Boot, Microservices, Java17, React, Redux, HTML5, CSS3, SCSS, JavaScript, Typescript, JSON, SQL, Postgres, Junit, SonarQube, webpack, npm, Storybook, GitHub, Wildfly, RDBMS, ORM, REST, AWS, Kafka, AWS Lambda, S3, Apache POI, Microsoft Word, Microsoft Excel
Global Alliant: Provides IT modernization and software development for government agencies
5+ YOE5+ years full‑stack DevSecOps experience with Java/Spring, front-end (React/Angular), CI/CD, containers, AWS, automated testing, and ability to obtain Public Trust clearance.
5+ YOEBachelor's in CS/CE or equivalent experience, 5+ years programming experience, full‑stack skills (React/Angular/JavaScript, Spring), relational DB design, Agile, CI/CD, troubleshooting, and strong communication.
Powerhouse Institute: Provides strategic IT and management consulting services to government agencies.
7+ YOE7+ years professional experience with 5+ years full‑stack development; proficiency with HTML, CSS, JavaScript, React/Angular/Vue, Node.js/Java/Python/.NET/PHP/Ruby/C#; DBs MySQL/PostgreSQL/MongoDB/Oracle; cloud (AWS/Azure/Google Cloud), Docker, Kubernetes, CI/CD; U.S. work authorization and Public Trust clearance.
SinclairNASDAQ: SBGI: Operates television stations and produces news and sports programming
5+ YOEBachelor's in CS/IS, 5+ years software engineering/CRM development (3+ years Dynamics 365), strong .NET/C#, SQL, JavaScript/TypeScript, Power Platform, Azure, REST/SOAP integrations, and collaboration skills.
Microsoft Dynamics 365 CRM, Microsoft Dataverse, Microsoft Power Platform, Microsoft Power Apps, Microsoft Power Automate, Microsoft Power BI, .NET, C#, SQL Server, T-SQL, JavaScript, TypeScript, HTML, CSS, REST APIs, SOAP, Azure Functions, Logic Apps, Service Bus, Azure DevOps, Git, Microsoft Graph, Microsoft Entra ID (Azure AD), Angular, React, CI/CD, Codex, ChatGPT, CoPilot, Foundry
Huntsville or Aberdeen or Colorado Springs or Crestview or Tupelo
OnsiteFull Time
Sentry Construction: Provides general contracting and comprehensive property maintenance services.
7+ YOEBS in CS/Software Eng or equivalent, 7+ years software development experience, DoD Top Secret/SCI eligibility, experience with Python, containers, AI/LLMs, databases, Linux, AWS, and Agile/Scrum.
Connected Logistics: Provides IT and logistics services for government defense agencies.
10+ YOE10+ years professional software development experience; strong expertise with C#, VB.NET, .NET 8+, ASP.NET Core, JavaScript and modern front-end frameworks, SQL/Entity Framework, microservices, messaging, Git; U.S. citizen with current T3 investigation; onsite work required.
Belay Technologies: Provides specialized technology and engineering services to the DoD.
6+ YOETS/SCI with polygraph required; bachelor’s degree in a technical discipline plus 6 years software engineering experience (10 years may substitute for degree); experience with React/Bootstrap, JavaScript/TypeScript, HTML/CSS, SQL/NoSQL, GitLab; Agile experience; able to work core hours 10AM-2PM Mon-Fri.
City of Baltimore: Provides municipal services and public administration for Baltimore, Maryland.
3+ YOEBachelor's degree and 3+ years Drupal development experience; PHP, Drupal theming, HTML/CSS/JavaScript/Twig, Git and CI (Jenkins); Drupal site architecture, custom modules, and migration experience preferred.
Software Test Automation Engineer – Full Stack - (Remote)
Baltimore or United States
$55k-$70k/yrRemoteFull Time
Archesys: Provides digital strategy and cloud solutions for government agencies.
3+ YOEU.S. work authorization and 3 of last 5 years residency, ability to attain Public Trust clearance, Bachelor’s in CS/Engineering, 3+ years software engineering, experience with .NET/C#, TypeScript/React/Next.js, SQL, automated testing frameworks, Git and Microsoft Azure.
.NET, C#, ASP.NET Core, TypeScript, JavaScript, React, Next.js, SQL, xUnit, NUnit, Jest, Cypress, GitHub Copilot, Cursor, Entity Framework Core, Dapper, RESTful Web APIs, Git, Microsoft Azure, Microsoft Azure DevOps, Microsoft Azure Cognitive Services, Microsoft Azure Functions, Microsoft Logic Apps, Microsoft Azure Kubernetes Service (AKS), Docker, Kubernetes, OAuth2.0, OpenID Connect
Owings Mills or Maryland or Colorado or Washington or Washington or New York or California
$121k-$258k/yrHybridFull Time
T. Rowe PriceNASDAQ: TROW: Provides global investment management and retirement planning services.
5+ YOE5+ years software engineering experience; proficiency in Python, Java, or JavaScript; hands-on experience building and deploying AI/ML-enabled production solutions, cloud-native architectures, and containerized microservices; strong collaboration and product mindset.
T. Rowe PriceNASDAQ: TROW: Global investment management firm providing funds and retirement services.
5+ YOEBachelor's/Master's in CS or equivalent, 5+ years software engineering with Java/Python/JavaScript, cloud-native and containerized microservices, production AI/ML experience, proficiency with Python and AI/ML frameworks, strong collaboration and product mindset.
Johns Hopkins University: A private research university providing higher education and clinical healthcare.
1+ YOEBachelor's degree and 1+ year related experience; full-stack development and relational database fluency; experience with Python frameworks, SQL databases, API and front-end technologies; ability to travel internationally 10–20%.
Python, Django, DjangoORM, Django Ninja API, FastAPI, PostGresQL, MySQL, Microsoft SQL, SQL, React, JavaScript, HTML, CSS, DigitalOcean, AWS, Azure, Open Data Kit (ODK), R, Stata, JIRA
Javascript - Senior Developers - AI Training - Baltimore, US
Baltimore or United States
$50/hrRemoteContract, Part Time
Prolific: Platform connecting researchers and AI developers with verified participants.
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.
University of Maryland Medical System: Operates hospitals and clinics providing comprehensive medical healthcare services.
5+ YOE3+ MgmtBachelor's in CS or related, 5+ years full-stack development experience, 3+ years supervisory experience, 2+ years integrating healthcare technologies, proficiency with JavaScript/Python/Java and modern web frameworks, healthcare interoperability knowledge.
Defense Acquisition Support Services: Provides systems engineering and technical assistance to defense agencies.
8+ YOEActive DoD security clearance, Bachelors in CS/CE/Data Science, 8+ years experience, prior military or DoD program experience, DevSecOps familiarity, strong software development and integration skills.
Data-Core Systems: Provides IT consulting, software development, and business process services.
10+ YOE10+ years Microsoft CE and CRM implementation experience; 10 years developing with .NET, JavaScript, Python, React, SSIS, and Reporting Services; FastTrack solution architect experience; Azure AI/ML and Copilot experience; data migration and integrations expertise; team leadership and documentation skills.
SAP BRIM, Microsoft Dynamics CE, Microsoft CE, .NET, JavaScript, Python, React, SSIS, Reporting Services, Azure AI, Machine Learning, Copilot, Microsoft Dynamics CRM, Dynamics Contact Center, Microsoft ADO Testing Module, Power Apps, CoPilot Studio, Microsoft D365 CE