107 react js developer jobs at 48 companies in Folcroft, PA
2mo
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React Developer_CVS_Woonsocket, RI
Woonsocket, Rhode Island, United States
$40k-$140k/yr OnsiteFull Time, Contract
Photon: A technology-focused professional services firm delivering scalable software solutions.
5+ YOE5+ years front-end experience; strong React, HTML/CSS/JS; state management; large-team experience; performance debugging.
React, TypeScript, JavaScript, HTML, CSS, Redux, Zustand, TanStack Query, Webpack, Vite, Module Federation
2mo
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Web Developer (React / WordPress - In-Office Philadelphia Suburbs)
Elkins Park, Pennsylvania, United States
$60k-$70k/yr OnsiteFull Time
Proficiency in React, JavaScript, HTML/CSS; WordPress with ACF; headless CMS; REST/GraphQL; translate designs; collaborate across teams.
React, JavaScript, HTML/CSS, WordPress, Advanced Custom Fields, headless CMS, Gatsby, Astro, REST, GraphQL, TailwindCSS, Cursor, Claude Code
3w
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Lead Full Stack Engineer (.Net, Vue/React) - Fully Remote
United States or Philadelphia
RemoteFull Time
8+ YOE2+ Mgmt8+ years full-stack experience, 2+ years leading teams, proficiency with .NET Core/C#, GraphQL, MongoDB, Docker, JavaScript and Vue.js/React, cloud platforms, TDD and DDD, strong communication and problem-solving.
.NET Core, C#, GraphQL, MongoDB, Docker, JavaScript, Vue.js, React.js, AWS, Azure, Google Cloud
3w
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Lead Software Engineer - Java, React, AWS
Jersey City or Wilmington or Columbus
$152k-$215k/yr OnsiteFull Time
5+ YOE5+ years software engineering experience; expertise in distributed system design, cloud-native architectures (AWS), API design (GraphQL/REST), and technical leadership; strong coding skills in Java/JavaScript/TypeScript/Python.
Java, JavaScript, TypeScript, Python, GraphQL, REST, AWS, ECS/Fargate, SNS, SQS, Lambda, API Gateway, S3, Terraform, PostgreSQL, Lucene, Hugo, Artifactory, Bitbucket, GitHub, Module Federation, Go, ADFS, MCP
4d
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Full Stack Engineer
Wayne or United States
RemoteFull Time
2+ YOERequires 2–7 years of software engineering experience, TypeScript, Next.js, React, D3.js, MUI, GCP, SQL, Docker, Cloud Run, Playwright, Git, CI/CD, and a bachelor's degree or equivalent experience.
TypeScript, Next.js, React, MUI, D3.js, GCP, BigQuery, Google Cloud Storage (GCS), TEP, Playwright, Docker, Cloud Run, GitHub Copilot, Claude, JavaScript, Git, CI/CD, SQL, WebGL
2w
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Java Full stack Developer
Boston or Princeton
$76k-$120k/yr OnsiteFull Time
Bachelor's or equivalent, experience with Java/Spring Boot/microservices, front-end React JS preferred, strong SQL and testing skills, ability to work across SDLC.
Java, Spring Boot, Spring MVC, Springboot, J2EE, React JS, react JS, Oracle, PL/SQL, Git, GitHub, JUnit, Mockito, Postman, Rest Assured, HTML5, CSS3, JSPs, Struts, PostgreSQL, MySQL, SQL Server
1mo
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Senior Specialist, Full Stack AI Engineer, Clinical Engineering & Operations
Princeton, New Jersey, United States
$78k-$95k/yr OnsiteFull Time
2+ YOEBachelor's in CS or related, 2+ years software development, strong Python/Java and React JS, experience with Generative/Agentic AI, familiarity with AWS services and SQL/NoSQL, strong problem-solving and communication.
OpenAI, AWS Bedrock, LangChain, Python, Java, React JS, AWS Lambda, AWS S3, DynamoDB, SageMaker, SQL, NoSQL
1mo
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Senior Specialist, Full Stack AI Engineer, Clinical Engineering & Operations
Princeton, New Jersey, United States
$78k-$95k/yr OnsiteFull Time
2+ YOEBachelor's degree in CS or related, 2+ years software development, proficiency in Python and/or Java, React JS, experience with Generative/Agentic AI and AWS services, SQL/NoSQL skills, strong problem-solving and communication.
OpenAI, AWS Bedrock, LangChain, Python, Java, React JS, Lambda, S3, DynamoDB, SageMaker, SQL, NoSQL
1d
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Principal Software Engineer
Plano or Boston or Portsmouth or Indianapolis or Columbus or United States or Los Angeles or Philadelphia or San Francisco
$137k-$257k/yr HybridFull Time
8+ YOERequires 8+ years of software engineering experience, enterprise architecture and technical leadership, distributed systems expertise, cloud-native development, and proficiency with JavaScript/TypeScript, React, Node.js, and related tools.
JavaScript, TypeScript, React, Node.js, Next.js, Java, HTML/CSS, Micro Frontends, AWS, CDK, GitHub Actions, OAuth 2.0, OpenID Connect, OWASP Top 10, Playwright, JMeter, Datadog, Splunk, Bridgeway, MFE, CI/CD, DevOps, SecOps, Generative AI
1d
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Senior Dynamics CRM Developer
Malvern or Charlotte
HybridFull Time
5+ YOERequires 5+ years with Dynamics 365 Sales and Power Platform, enterprise CRM development, Angular or React, pipelines, ALM, CI/CD, Dataverse, Power Automate, security configuration, and stakeholder collaboration.
Microsoft Dynamics 365, Microsoft Power Platform, Microsoft Azure, Microsoft Copilot, Microsoft 365 Copilot, Angular, React, JavaScript, Power Platform Pipelines, ALM, CI/CD, Dataverse, Power Automate, GitHub, APIs, Dynamics 365 Customer Insights, Dynamics 365 Marketing, Dynamics 365 Field Service
2w
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Junior Developer - Contract
Philadelphia, Pennsylvania, United States
OnsiteContract
Proficiency in Next.js and React Native for web, basic PHP, CMS experience (Directus, WordPress), Git workflow, HTML/CSS/JavaScript, strong communication and collaboration skills.
Next.js, React Native, PHP, Laravel, Directus, WordPress, Git, GitHub, GitLab, Bitbucket, HTML, CSS, JavaScript, RESTful APIs, GraphQL, MySQL, PostgreSQL, CI/CD, AWS, Azure, GCP
1mo
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Engineer
Malvern, Pennsylvania, United States
$110k-$130k/yr OnsiteFull Time
10+ YOEStrong React, HTML, CSS, JavaScript/TypeScript, GitHub, CI/CD, and automated testing (Playwright); 10+ years experience; bachelor in computer science required.
CSS, HTML, React, JavaScript, TypeScript, GitHub, CI/CD, Playwright
1mo
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Senior AI Engineer
United States or Wilmington
$126k-$197k/yr RemoteFull Time
8+ YOEDegree in Computer Science/Engineering, 8+ years backend development with Python and JavaScript, 2+ years production GenAI systems experience, React/TypeScript UI skills, Pydantic proficiency, strong stakeholder communication.
Python, JavaScript, React.js, TypeScript, HTML, Pydantic, PyTorch, Azure, Azure Kubernetes, Office 365, GitHub
1w
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Software Engineer Sr - E3
King of Prussia, Pennsylvania, United States
$110k-$205k/yr OnsiteFull Time
3+ YOERequires JavaScript/Node, C#, modern web frameworks, GitLab pipelines, Agile/Scrum, Top Secret clearance with SCI eligibility, and front-end development experience with React or Angular.
JavaScript, Node.js, C#, Angular, React, Vue.js, Ember.js, GitLab, Agile, Jira, Version One, Confluence, RxJS, Redux, MobX, NgRx, Context API, HTML5, CSS3, Sass, TypeScript, Material UI, Ant Design, Bootstrap, Jest, React Testing Library, Karma, Jasmine
21h
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Full Stack Engineer
United States or San Francisco or New York City or Los Angeles or Boston or Seattle or Washington or San Diego or Chicago or Austin or Dallas or Portland or Denver or Philadelphia or Baltimore or Sacramento or Minneapolis or Miami or Atlanta or Phoenix or Orlando or Las Vegas or Salt Lake City or Madison or Birmingham or San Antonio or Spokane or Toronto
$115k-$195k/yr RemoteFull Time
2+ YOERequires 2–4 years of software engineering experience, TypeScript/JavaScript, mobile development, Node, Express, React, AWS, relational databases, and SQL. Computer Science degree preferred.
TypeScript, JavaScript, React Native, Node, Express, React, AWS, Jest, Cypress, SQL, CI/CD
1w
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Senior Software Engineer
Malvern, Pennsylvania, United States
OnsiteFull Time
7+ YOE7+ years software application experience; 5+ years with C# and .NET Core; 4+ years with SQL Server; 2+ years with React; familiarity with TypeScript, Git, Azure DevOps, Redis, REST, SOAP, and AI development tools.
JavaScript, React, ReactJS, C#, .NET Core, SQL Server, TypeScript, Git, Azure DevOps, Redis, REST, SOAP, Cursor, ChatGPT, Code Rabbit
2w
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SE Mobile iOS Developer
Philadelphia, Pennsylvania, United States
$75k-$82k/yr OnsiteFull Time
5+ MgmtExperience developing and optimizing iOS apps with React Native and native iOS technologies; proficiency in JavaScript/TypeScript and Swift/Objective-C; Xcode and App Store Connect experience; unit/integration testing; Git; REST APIs; supervisory experience preferred; city residency within six months of hire.
React Native, Xcode, JavaScript, TypeScript, Swift, Objective-C, Alamofire, Core Location, Core Animation, App Store Connect, Git, PostgreSQL, Oracle, MSSQL, SQL, Amazon Web Services (AWS), Node.js, .NET Core, PHP
1mo
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Senior Software Engineer | Research Tech | Experienced Hire
Bala Cynwyd, Pennsylvania, United States
OnsiteFull Time
5+ YOE5+ years software engineering experience with C#, Python, and React; full-stack development; strong communication; Bachelor’s in CS/engineering/math/physics or related.
C#, .NET, Python, React, JavaScript
2d
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Senior Forward Deployment Engineer
New York City or San Francisco or Princeton
RemoteFull Time
9+ YOERequires 9+ years of software engineering experience, expertise in full-stack development, data architecture, React, JavaScript/TypeScript, Python, FastAPI, PostgreSQL, Redis, PySpark, AWS, and technical leadership.
React, JavaScript, TypeScript, Python, FastAPI, PostgreSQL, RDS, Aurora, Redis, PySpark, Kestra, AWS, EKS, Kubernetes, GitHub Copilot, Cursor, LLM
1w
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Associate Software Engineer III - Digital Products
Reading, Pennsylvania, United States
HybridFull Time
Penske Truck Leasing: Provides commercial truck leasing, rental, and vehicle maintenance services.
2+ YOEBachelor's degree in computer science, software engineering, or equivalent experience; 2–4 years in software development; full-stack experience with Java, React, Angular, JavaScript, SQL, and related technologies.
Java, React, Angular, jQuery, HTML, CSS, JavaScript, Spring, Spring-MVC, myBatis, RESTful APIs, SQL, Agile
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