127 react js developer jobs at 63 companies in Pennsylvania
🚀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).
SMS group: Provides machinery and services for the metals industry.
3+ YOEBachelor's or Master's in CS or Software Engineering (or equivalent); 3+ years software development experience; expertise in React JS (frontend with 3D) and C# backend; knowledge of modern databases; strong problem-solving and teamwork.
PPL CorporationNYSE: PPL: Provides electricity transmission, distribution, and utility services.
7+ YOEBachelor's degree (or equivalent), 7+ years experience (Lead) or 5+ years (Senior); strong software development background with C#, Java, JavaScript/TypeScript, front-end frameworks (Angular/React), APIs/JSON, and SQL; experience with microservices, cloud, containerization and Kubernetes preferred.
C#, Java, Python, JavaScript, TypeScript, Angular, React, SQL, JSON, APIs, Microservices, DevOps, Multi-Cloud, IoT, Intelligent Automation, RPA, Test automation, Machine Learning, Artificial Intelligence, Kubernetes, Azure Kubernetes Service (AKS), SAP ABAP
PENN EntertainmentNASDAQ: PENN: Operates integrated casino gaming and online sports wagering platforms.
3+ YOE3+ years web development with JavaScript/TypeScript and React; strong CS fundamentals, HTML/CSS, REST/GraphQL, Git, automated testing, observability, and collaborative agile practices.
Tata Consultancy ServicesNational Stock Exchange of India: TCS: Global provider of IT services, consulting, and business solutions.
8+ YOE8+ years experience as full-stack Java developer with Fircosoft/sanctions screening, AML knowledge, Java (8/11/17+), Spring Boot, REST APIs, Angular/React, CI/CD, Docker/Kubernetes, cloud and relational DB experience; Bachelors in Computer Science.
The Wolfe Companies: Provides comprehensive gift card management and fintech gifting solutions.
2+ YOE2+ years professional software development (or equivalent), experience with JavaScript/TypeScript, React, Next.js, backend work (PHP/Node/Python/Java/C#), relational/NoSQL databases, Git, CI/CD, and familiarity with AI-assisted development tools.
Philadelphia or Pennsylvania or New Jersey or Delaware
$68k-$76k/yrRemoteFull Time
The Wistar Institute: Independent biomedical research institute focusing on oncology and vaccines.
1+ YOEBachelor's in Computer Science (or equivalent experience), 1–3 years relevant web application development experience, proficiency with JavaScript/TypeScript, SQL/MSSQL, Node.js/Express, Vue.js or React, REST APIs, CI/CD and version control.
FMCNYSE: FMC: Manufacturer of chemical and biological crop protection products.
7+ YOEBachelor's in engineering/CS or related and 7 years software development experience, including 2 years each in web development, CI/CD, mobile app development, Python, JavaScript/React, system architecture, and leading projects; telecommute 2 days/week.
Engineer 3, Software Development & Engineering-8710
Philadelphia, Pennsylvania, United States
HybridFull Time
ComcastNASDAQ: CMCSA: Provides global telecommunications, media content, and entertainment services.
2+ YOEBachelor's in CS/Engineering or equivalent and 2 years developing front-end software with React, TypeScript, JSON, Git, Webpack/NPM/Vitejs, unit testing, Sitecore, and REST/GraphQL APIs.
Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.
US citizen able to obtain TS/SCI clearance; recent full‑stack development experience with JavaScript/Node.js/Java and JS libraries; CI/CD, containerization, cloud, Agile, testing familiarity; bachelor’s degree or equivalent.
Susquehanna International Group: Global quantitative trading and market making firm.
3+ YOE3+ years software development; BS or MS in Computer Science, Computer Engineering or similar; proficient in Python and JavaScript/TypeScript; experience with C++ and React; visa sponsorship available.
SMB Team: Provides digital marketing and coaching services for law firms.
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.
United States or Arizona or Arkansas or California or Colorado or Florida or Georgia or Illinois or Indiana or Iowa or Maryland or Michigan or Minnesota or Missouri or North Carolina or Ohio or Oklahoma or Pennsylvania or South Carolina or Tennessee or Texas or Washington or Virginia
$104k-$115k/yrRemoteFull Time
Pushpay: Digital giving and engagement platform for churches and nonprofits.
Experienced full-stack developer with PHP/CakePHP, JavaScript/TypeScript, Svelte/React, PostgreSQL, API integrations, and familiarity with AWS (EC2, RDS, S3) and multi-tenant system design.
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.
Senior Software Engineer | Research Tech | Experienced Hire
Bala Cynwyd, Pennsylvania, United States
OnsiteFull Time
Susquehanna International Group: Global quantitative trading firm specializing in proprietary financial markets.
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.
Texas or Idaho or Arkansas or Vermont or Georgia or Minnesota or New Mexico or Montana or Iowa or Michigan or California or Oregon or Maine or Wisconsin or Washington or New York or North Dakota or District of Columbia or Kansas or Indiana or New Jersey or Nebraska or Connecticut or Nevada or Rhode Island or Louisiana or Kentucky or Mississippi or Ohio or Oklahoma or West Virginia or Massachusetts or Maryland or South Carolina or Alabama or Missouri or Utah or Arizona or Virginia or South Dakota or Illinois or North Carolina or Florida or Colorado or Pennsylvania or New Hampshire or Wyoming or Delaware
$83k-$222k/yrRemoteFull Time
CVS HealthNYSE: CVS: Provides retail pharmacy, health insurance, and pharmacy benefit management services.
3+ YOE3+ years full-stack engineering experience with Go; familiarity with TypeScript/Python/C#; front-end (HTML/CSS/JS); distributed systems, RESTful APIs, databases, cloud (Azure/AWS/GCP); effective communicator.
Miami or Delaware or Atlanta or Philadelphia or Austin or Houston or Dallas or Miramar or Salt Lake City or Phoenix or Charlotte
HybridFull Time
Greenberg Traurig: Provides global legal representation and corporate advisory services.
5+ YOE5+ years frontend development with UI/UX responsibility; expertise in React and TypeScript; portfolio of web/app design; experience with design systems, accessibility (WCAG), testing, CI/CD, and cloud deployments.
TELUS Digital: Provides global digital customer experience and business transformation solutions.
7+ YOEBachelor's in CS/Engineering; 7–8+ years hands-on AEM experience; strong Java/Servlets/OSGi/Sling expertise; HTML5, CSS3, JavaScript/TypeScript; React and Next.js for headless AEM; GraphQL and CI/CD experience.