153 react engineer jobs at 72 companies in Elsmere, DE
🚀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).
Engineer 3, Software Development & Engineering-9747
Philadelphia, Pennsylvania, United States
HybridFull Time
ComcastNASDAQ: CMCSA: Provides global telecommunications, media content, and entertainment services.
2+ YOEBachelor's degree in CS/Engineering,2 years Workday integration experience using Workday SDK and EIB,MVEL,XSLT,SFTP/PGP; experience with Java,Spring Boot,Python,Flask,MuleSoft,React; strong communication and documentation skills.
Workday Software Development Kit, Workday Enterprise Integration Builder (EIB), MVEL, XSLT, Secure File Transfer Protocol (SFTP), Pretty Good Privacy (PGP), Workday Studio, Workday Extend, JavaScript, MuleSoft, Java, Spring Boot, Python, Flask, React
CACI InternationalNYSE: CACI: Provides information technology and engineering services for government agencies.
5+ YOEActive TS/SCI clearance, polygraphable, Bachelor’s in Computer Science or related, 5+ years software engineering with strong Python, experience with microservices, RESTful APIs, Git and CI/CD, LLMs/agent frameworks, and Agile practices.
Morgan Properties: Operates and manages multifamily residential apartment communities.
6+ YOE6+ years full-stack software engineering experience with Node.js, React, SQL Server, Azure; strong SQL tuning, performance optimization, and production ownership from data layer to UI.
Node.js, React, SQL Server, Azure, Container Apps, Key Vault, Container Registry, Public Cloud Infrastructure, Microsoft Office Suite, Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Microsoft Outlook, Git, Docker, CI/CD, Yardi Voyager, RealPage, LRO, Banner
Atlanta or Denver or New York or Albany or Baltimore or Boston or Greenville or Charleston or Columbia or Winston-Salem or Greensboro or Raleigh or Charlotte or Durham or Charlottesville or McLean or Houston or Huntsville or San Francisco or Walnut Creek or Irvine or San Diego or Glendale or Sunnyvale or Reno or Las Vegas or Nashville or Tucson or Phoenix or Washington or Wilmington
$72k-$121k/yrRemoteFull Time
Womble Bond Dickinson: Transatlantic law firm providing comprehensive legal services to businesses.
5+ YOE5+ years data engineering with Microsoft technologies; strong C#, .NET, Blazor, React, TypeScript; SQL Server/T-SQL; Azure Data Factory, Microsoft Fabric, Delta Lake; production AI/RAG experience; Git and Azure DevOps.
C#, .NET, Blazor, React, TypeScript, Microsoft Power Platform, Microsoft Power Apps, Microsoft Power Automate, Microsoft Dataverse, Azure Data Factory, Microsoft Fabric, Delta Lake, Dataflow Gen2, Azure SQL, Azure Synapse, SQL Server, T-SQL, SSRS, SSAS, Boomi, Azure AI Foundry, Microsoft Agent Framework, Copilot Studio, Microsoft Copilot, Microsoft Teams, Microsoft Office add-ins, Git, Azure DevOps
CACINYSE: CACI: Provides information technology and professional services to government clients.
3+ YOEBachelor's in CS/SE/EE, 3+ years software development, U.S. citizenship, TS/SCI clearance (CI Poly preferred), strong C++ and Python, Linux, geospatial and DSP experience, ability to present RF data.
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.
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.
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.
Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.
Experienced front- and backend software engineer familiar with DevSecOps, GitLab/GitHub, Docker, Kubernetes, web frameworks (.NET Core, Spring Boot, Angular, React), automated testing tools (Cypress, Playwright, Postman), US citizenship and ability to obtain Secret clearance.
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.
United States or Oakland or San Francisco or New York City or Boston or Seattle or Irvine or Los Angeles or Monterey or Santa Barbara or Santa Rosa or Austin or Portland or Philadelphia or Chicago
$146k-$235k/yrRemoteFull Time
LaunchDarkly: Provides a feature management platform for software development teams.
5+ YOE5+ years full-stack engineering; strong TypeScript and React; experience with Go or Node; shipped AI/agent features and MCP/LLM tooling; instrumentation, funnel analysis, A/B testing, and on-call support experience.
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.
Waters CorporationNYSE: WAT: Provider of analytical laboratory instruments and software.
5+ YOEBachelor's degree or equivalent, 5+ years building large-scale applications using C#, .NET stack and React/TypeScript; strong software engineering practices, database and multithreading knowledge, Agile experience.
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.
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.