137 react developer jobs at 68 companies in Reading, 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).
Vanguard: Provides mutual funds, ETFs, and investment management services.
8+ YOE8+ years related experience with 3+ years technology architect experience; strong expertise in React Native, TypeScript, cross-platform iOS/Android development; proven architecture and stakeholder influence skills.
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.
Parsippany or Conshohocken or Wilkes Barre or Alpharetta
$78k-$180k/yrHybridFull Time
Berkshire Hathaway GUARD Insurance CompaniesNYSE: BRK.B: Provider of commercial property and casualty insurance products.
Degree in computer science or equivalent experience; backend development (C#/.NET or similar); frontend frameworks (React/Angular/Vue); cloud (Azure); databases (SQL/NoSQL); Git, CI/CD, and experience with AI-assisted development tools (e.g., GitHub Copilot).
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.
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.
ChemoursNYSE: CC: Manufactures specialty chemicals, refrigerants, and high-performance industrial fluoropolymers.
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.
Bentley SystemsNASDAQ: BSY: Software for designing, building, and operating global infrastructure.
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.
ReplyBorsa Italiana: REY: Digital transformation, IT consulting, and system integration services.
7+ YOE3+ Mgmt7+ years in software development; 3+ years in technical lead; strong C#, SQL; React and TypeScript; Azure cloud; CI/CD with GitHub or Azure DevOps; travel up to 20%.
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.
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.