88 react js developer jobs at 35 companies in Allentown, 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).
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.
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.
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.
Web Application Developer, Jewish Studies (Temporary, Part-Time)
Philadelphia, Pennsylvania, United States
$7-$55/hrOnsitePart Time
University of Pennsylvania: Research university offering higher education and healthcare services.
2+ YOEBachelor's degree with 2+ years related experience; full‑stack development with HTML5,CSS,AJAX,JavaScript/jQuery,Python,Django,React; unit testing and Git; strong communication and ability to work 9am-5pm ET.
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.
Venerable: Manages and optimizes legacy variable annuity business blocks.
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.
Software Engineer - Federal Geospatial (Hub-Remote: DC or Philly Metro)
Alexandria or Philadelphia or Washington
$105k-$141k/yrRemoteFull Time
Element 84: Builds cloud-native geospatial software and data processing pipelines.
5+ YOE5+ years as a software engineer; experience with Python, JavaScript, Clojure, React, AWS (S3, IAM, Lambda); full-stack development, automated testing/CI, Scrum experience; bachelor's in a technical major preferred; must live within 100 miles of Alexandria, VA or Philadelphia, PA and be authorized to work in the US without sponsorship.
Python, JavaScript, Clojure, React, Amazon Web Services (AWS), S3, IAM, Lambda, node.js, JIRA, Confluence, Bamboo, MacOS X