157 reactjs developer jobs at 70 companies in Salem, NJ
2w
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Full Stack Lead Software Engineer
Wilmington or Jersey City
$152k-$215k/yr OnsiteFull Time
5+ YOE5+ years leading development, hands-on with ReactJS/AngularJS, Java/J2EE or Python, cloud (AWS/Kubernetes/Azure), Jenkins, relational and No‑SQL databases, and experience with AI-assisted engineering tools.
ReactJS, AngularJS, Java, J2EE, Python, Open AI, Claude, Gemini, Copilot, Jenkins, Oracle, PostGreSQL, MongoDB, AWS, Kubernetes, Azure
1d
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Engineer - Security
Philadelphia or New York City
$175k-$250k/yr OnsiteFull Time
Security-minded engineers build and maintain customer software, develop compliance frameworks, work with auditors and engineers, and present security posture to customers.
Python, Postgres, Unix, React.js, TypeScript
1mo
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SENIOR SOFTWARE DEVELOPER/ENGINEER (CLOUD/CYBER)
Huntsville or Aberdeen or Colorado Springs or Crestview or Tupelo
OnsiteFull Time
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.
LLMs, Ollama, LM Studio, Python, C#, Go Lang, React, JavaScript, HTML, CSS, Git, Docker, Bash, TensorFlow, PyTorch, SQL, MongoDB, PostgreSQL, Redis, Linux, AWS, RESTful API, Agile/Scrum
1w
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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
5d
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Software Engineer - AI Development
Rahway or North Wales or West Point
$87k-$137k/yr HybridFull Time
Bachelor's degree in computer science, software engineering, information technology, or related field; software development fundamentals; problem-solving, collaboration, and technical communication skills.
Amazon Web Services (AWS), React, Python, Databricks, Microsoft Power Platform, GitHub, Microsoft SharePoint, JavaScript, TypeScript, Microsoft Azure
4w
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Associate Software Developer
West Chester, Pennsylvania, United States
HybridFull Time
1+ YOE1+ years professional experience in AI/ML and micro-service systems; proficiency with AWS services, Python, C#, ML libraries, and enterprise software development practices.
SageMaker, Lambda, EC2, S3, EFS, SNS, SQS, EventBridge, Kinesis, Aurora, DynamoDB, RDS Proxy, Glue, Athena, Redshift, AWS Step Functions, AWS CodePipeline, Python, TensorFlow, PyTorch, scikit-learn, C#, PowerShell, SQL, JavaScript, UML, Docker, Git, GitHub, Jenkins, Bamboo, TeamCity, SpecFlow, Cucumber, Protobufs, Thrift, Avro, JSON, ODBC, Kafka, Angular, React
2w
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Front-End Developer
Miami or Delaware or Atlanta or Philadelphia or Austin or Houston or Dallas or Salt Lake City or Phoenix or Charlotte
HybridFull Time
5+ YOE5+ years software development experience with C#, .NET 10, ASP.NET, SQL Server, DDD, CI/CD (Azure DevOps), PowerShell, containerization (Docker), Linux/Windows; mentoring and enterprise application experience required.
C#, .NET 10, ASP.NET, SQL Server, Entity Framework, Dapper, Azure DevOps, PowerShell, Linux, Windows Server, Docker, React, Python, WebSockets, SignalR, RabbitMQ, Kafka, Azure Service Bus, Git, Blazor Server
1mo
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Full Stack Developer
Parsippany or Conshohocken or Wilkes Barre or Alpharetta or Scottsdale
$78k-$180k/yr HybridFull Time
Degree in CS or equivalent experience; backend and frontend development experience (C#/.NET, React/Angular/Vue), cloud (Azure), databases, Git, CI/CD, AI-assisted tools; strong problem-solving and collaboration skills.
C#/.NET, React, Angular, Vue, Azure, Git, GitHub Copilot, ChatGPT, SQL, NoSQL, OAuth, OpenID
1d
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Senior Developer, Equity Investment Management Systems
Malvern or Arizona or United Kingdom or Melbourne
HybridFull Time
8+ YOE8+ years of related experience, including 2+ years of development experience; undergraduate degree or equivalent; enterprise architecture and system design experience; Java, Spring Boot, Node.js, TypeScript, Angular or React, AG Grid, Nx, and AWS.
AWS, CI/CD, Java, Spring Boot, Node.js, TypeScript, Angular, React, AG Grid, Nx, DevOps
2mo
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Full Stack Developer
United States or Philadelphia
$160k-$180k/yr RemoteFull Time
6+ YOE6+ years full-stack development experience; must show portfolio; autonomous; current on AI tooling; proficiency in JavaScript/TypeScript (React, Node.js), RESTful APIs, GraphQL, cloud (AWS/GCP/Azure), serverless; experience with AI APIs and Git.
JavaScript, TypeScript, React, Node.js, RESTful APIs, GraphQL, AWS, GCP, Azure, Serverless, OpenAI, Anthropic, Git, GitHub, CI/CD, HubSpot, Asana, PandaDoc, Slack, Google Workspace
1d
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Senior Developer, Equity Investment Management Systems
Malvern or Arizona or London or Melbourne
HybridFull Time
8+ YOE8+ years of related experience, including 2+ years in development; undergraduate degree or equivalent; enterprise architecture and system design experience; Java, Spring Boot, Node.js, TypeScript, Angular or React, AG Grid, Nx, APIs, distributed systems, and AWS.
AWS, CI/CD, DevOps, Java, Spring Boot, Node.js, TypeScript, Angular, React, AG Grid, Nx
1w
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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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Software Engineer
Aberdeen Proving Ground, Maryland, United States
$76k-$156k/yr HybridFull Time
3+ YOEU.S. citizen with TS/SCI clearance (CI Poly preferred), Bachelor’s in CS/SE/EE, 3+ years software development, strong C++ and Python experience, Linux and UI framework experience, API/CI-CD knowledge, and ability to work with RF/SIGINT data.
C++, Python, Linux, React, Angular, Vue, Git, CI/CD pipelines, Docker, Ansible, Cobbler, HTML, CSS, TypeScript, REST APIs, PostgreSQL, PostGIS, SQLite
1w
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Principal Digital Experience Web Developer
Philadelphia, Pennsylvania, United States
HybridFull Time
8+ YOEBachelor's or equivalent, 8+ years web/app architecture and front-end development; expertise in React, JavaScript/TypeScript, HTML, CSS, Figma, Azure, CMS/headless CMS, microfrontends, SDLC and CI/CD; provides on-call support.
React, JavaScript, TypeScript, HTML, CSS, Figma, Azure, CI/CD
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
1mo
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Software Engineer II
Exton or Philadelphia
HybridFull Time
5+ YOE5+ years frontend development with TypeScript and React, experience with 3D/web graphics (Cesium/WebGL/three.js) preferred, testing (Vitest/Jest, Playwright), agile/Scrum, strong communication, graduate degree or equivalent experience.
TypeScript, React, iTwin.js, Cesium, pnpm, Module Federation, Vitest, React Testing Library, Playwright, Jest, Azure DevOps, CI/CD, GitHub, GitHub Copilot, Git, WebGL, three.js
3d
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Senior Software Engineer
Malvern, Pennsylvania, United States
HybridFull Time
6+ YOERequires 6–9 years developing web applications, 3+ years with Ruby, Linux, APIs, databases, testing, and security protocols. Preferred experience includes cloud, containers, DevOps, Jenkins, React, AWS, Redis, and JIRA.
Linux, Git, Ruby, JavaScript, JSON, XML, OpenAPI, SFTP, FTP, OAuth2, OIDC, SSL, SSH, LDAP, Ruby on Rails, Python, REST, GraphQL, SQL, NoSQL, PostgreSQL, Jenkins, Node.js, React, Rust, AWS, RabbitMQ, Kafka, Redis, JIRA, Kubernetes
2mo
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Sr. Software Engineer
Philadelphia or New Jersey or Delaware or New York or Maryland or Florida or South Carolina or Texas or Virginia or Georgia
HybridFull Time
FreedomPay: A fast-growing payments and commerce technology delivering secure solutions globally.
7+ YOE7+ years in application development and testing; strong web, SPA, and backend skills; security-focused; Agile experience; strong English communication.
.NET, SQL Server, MVC, jQuery, React, Angular, Redux, TypeScript, JWT, Git, HTML, CSS, Websockets
1w
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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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Salesforce Developer (Rockville, MD, US, 20850)
Rockville or Philadelphia
$100k-$130k/yr HybridFull Time
5+ YOE5+ years Salesforce development experience; strong Apex, Visualforce, Lightning, Process/Flow Builder, Salesforce APIs, data management (Data Loader); experience integrating via REST/SOAP and using Copado preferred; BS/BA or equivalent.
Apex, Visualforce, Lightning Components, Salesforce APIs, Process Builder, Flow Builder, Workflow Rules, Data Loader, Data Import Wizard, REST/SOAP APIs, HTML, CSS, JavaScript, React, Angular, Copado
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