React jobs in Pennsylvania

Remote or Bentonville, Arkansas

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Today

Full Stack Developer (Java/React) Location: Remote Duration: Contract to Hire Overview The Team is seeking an experienced Full Stack Developer to support key promotional and digital commerce initiatives. This role requires a balanced blend of backend and frontend development expertise, with a primary focus on building scalable, high-performing applications using Java, Spring Boot, Microservices, Kafka, React, and Next.js. The ideal candidate will have experience developing enterprise-grade app

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Contract

Frontend Engineer (Angular / React.JS) - 100% REMOTE - Longterm Contract

Remote

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Today

We at NJ TECH INC are focused on hiring highly skilled professionals who are excited by the opportunity to make a true impact on their careers as well as on our clients' business. We power our clients success and drive our consultants career growth. We are seeking an experienced and outstanding Frontend Engineer (Angular / React.JS) for one of our esteemed clients. Role: Frontend Engineer (Angular / React.JS) Location: REMOTE Duration: Longterm Worked on a project originally built in Flask and

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Contract

$0 - $0

Senior Software Engineer / Java / React / Philly

Philadelphia, Pennsylvania

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Today

Join a well-established software company delivering digital solutions across multiple industries. This is an opportunity to work with emerging technologies and gain exposure to multiple technology stacks. This is a senior-level role for a Java developer with deep Spring Boot experience who is passionate about craft and continuously leveling up outside of work. Required Skills & Experience: 8+ experience in Java development Advanced Spring Boot experience Multithreaded application development exp

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Full-time

$120000 - $130000

Senior Software Engineer / JavaScript / React / .NET Core / FinTech

Malvern, Pennsylvania

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Today

Ready to build technology that's transforming the future of financial services? A rapidly growing fintech company in Malvern, PA is seeking a Senior Software Engineer to join its team in a hybrid role, with onsite collaboration three days per week. This opportunity offers the chance to work with a modern technology stack including JavaScript, React, .NET Core, and Azure, building cloud-native applications and integrations that help banks, credit unions, and other financial institutions modernize

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Full-time

$120000 - $140000

Node/React/Typescript Developer

Hybrid in Malvern, Pennsylvania

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15d ago

Job Description: Role Overview We are seeking a hands-on developerto act as the technical authority for one or more strategic initiatives. The Tech Lead will define architecture, service contracts, and technical roadmaps while providing strong engineering leadership. This role is heavily backend-focused (~6070%) primarily using Node.js and TypeScript, balanced with occasional frontend work (~3040%) using modern web tools (React and Typescript). The short-term emphasis is technical discovery, sol

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Contract

$55 - $65

Senior Software Engineer / .NET / React / FinTech

Philadelphia, Pennsylvania

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Today

An industry-leading platform company is seeking a Senior Software Engineer. This full-time opportunity offers the chance to work with .NET, SQL Server, React, Angular, TypeScript, and modern web technologies while developing enterprise software solutions that support organizations across retail, hospitality, healthcare, financial services, and other major industries. This role is ideal for an engineer who enjoys balancing hands-on development with technical influence. Beyond building new feature

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Full-time

$130000 - $150000

Java full Stack Developer (Exp-10 Y) with React Exp-Full time-Remote

Remote

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Today

We are looking for an experienced Java Full Stack Developer with strong expertise in Java, Spring Boot, Microservices, and React.js to design, develop, and maintain scalable, high-performance enterprise applications. Key ResponsibilitiesDesign, develop, and maintain full-stack applications using Java, Spring Boot, and React.js. Build scalable RESTful APIs and Microservices. Develop responsive and reusable UI components using React.js, JavaScript/TypeScript, HTML5, and CSS3. Integrate front-end a

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Full-time

Depends on Experience

Senior Payment Solutions Architect – ReactJS, Node.js & Azure

Remote

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Yesterday

We are seeking a Hands-On Payment Solutions Architect with strong experience in payment processing systems, including SNAP (Supplemental Nutrition Assistance Program), EBT (Electronic Benefits Transfer), and credit/debit card payments. The candidate must have strong technical expertise in ReactJS, Node.js, and Microsoft Azure, with the ability to design solutions and actively contribute to coding. Key Responsibilities & RequirementsPayment Architecture: Design and develop secure, scalable paymen

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Full-time

Depends on Experience

Senior React & Node Developer

Remote

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10d ago

Are you a talented Senior Developer looking for a remote job that lets you show your skills and get decent compensation? Look no further than the marketplace that connects you with hand-picked startups in the US and Europe. What we offer: The rate depends on your seniority level, skills and experience. We've already paid out over $11M to our engineers.No more hunting for clients or negotiating rates let us handle the business side of things so you can focus on what you do best.We'll manually fi

Contract

75000 - 199000

Senior React Full Stack Developer

Remote

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Today

Were Hiring: Senior React Full Stack Developer Location: Remote Experience: 15+ years We are looking for an experienced React Full Stack Developer to build scalable, high-performance web applications using modern frontend and backend technologies. Top Skills: TypeScript & JavaScript React & Vite Node.js & API Development PostgreSQL, SQL & Prisma ORM Distributed Systems, Event-Driven Architecture & Message Queues Key Responsibilities: Develop modern frontend and backend applications. Design a

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Contract, Third Party

Depends on Experience

AI Engineer (Vertex AI/.Net/React) -- W2 Profiles -- 100% Remote

Remote

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Today

Title:Senior Full Stack AI Engineer (Vertex AI/ .NET/ React) Location: 100% Remote Must Haves:Proven experience building and deploying fine-tuned LLMs in production environmentsHands-on experience with Google Vertex AI and Gemini modelsExperience performing supervised fine-tuning (SFT) using LoRA adaptersStrong expertise creating and validating JSONL training datasetsExperience building multi-source training data pipelines from structured and unstructured dataAbility to diagnose and resolve mod

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Contract

Depends on Experience

Backend Developer - Node JS/ TypeScript / React / AWS

Remote

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6d ago

Position: Senior Backend Developer Node.js / TypeScript / React / AWS Company : Yottaflex AI Technologies Location: Remote Employment Type: Contract Duration: 612 Months (Potential Extension) Job Description We are looking for a highly experienced Senior Full Stack Developer with strong hands-on Node.js and TypeScript backend development experience to design, develop, and deploy scalable enterprise applications. The ideal candidate must be backend-strong while also having solid experience with

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Contract, Third Party

Depends on Experience

Senior Full Stack Python/React Engineer - AWS

Hybrid in Malvern, Pennsylvania

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Yesterday

Notes: Senior Full Stack Python/React Engineer AWS / Investment Technology Location - Charlotte, NC OR Malvern PA -Hybrid - 3/days onsite Rate - $65/hr Only W2 / transfer candidates are good. Must Have Senior-level software development experience.Strong professional experience developing applications with Python.Strong professional experience developing applications with React, preferably React 18.Strong hands-on experience with AWS cloud development.Experience working across the full applica

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Contract

60 - 65

React.js Developer

Pittsburgh, Pennsylvania

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Today

Required Skills8+ years of professional software development experience. 5+ years of strong hands-on experience with React.js. Strong proficiency in JavaScript (ES6+) and TypeScript. Strong knowledge of React Hooks, Context API, Redux/Redux Toolkit. Excellent understanding of HTML5, CSS3, responsive design, and browser compatibility. Experience with RESTful APIs and asynchronous programming. Strong knowledge of Git and modern development workflows. Experience with Jest, React Testing Library, Cy

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Contract

Depends on Experience

Software Developer & QA Analyst (Power Platform / .NET / React)

Remote

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Today

Software Developer & QA Analyst (Power Platform / .NET / React) Job Summary We are seeking a hands-on Software Developer & QA Analyst with experience in Power Apps, .NET, React, SQL, and software testing. This hybrid role combines application development with quality assurance to deliver reliable, high-quality business solutions. Key Responsibilities Software Development Develop and enhance applications using Power Apps and Power Automate. Build web applications and APIs using C#, .NET,

Full-time, Third Party

Depends on Experience

Senior Full Stack AI Engineer (Vertex AI / .NET / React) -- 100% Remote --Only W2

Remote

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Today

Role: Senior Full Stack AI Engineer (Vertex AI / .NET / React) Location: 100% Remote Must-Have SkillsProven experience building and deploying fine-tuned LLMs in production environments.Hands-on experience with Google Vertex AI and Gemini models.Experience performing Supervised Fine-Tuning (SFT) using LoRA adapters.Strong expertise in creating and validating JSONL training datasets.Experience building multi-source training data pipelines using structured and unstructured data.Ability to troubles

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Contract

Depends on Experience

Java solution architect (React experience is mandatory)

Pittsburgh, Pennsylvania

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22d ago

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Contract

Depends on Experience

UIPATH Automation Engineer

Remote

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Today

Production-level RPA design and delivery; UiPath certifications preferred (UiARD or equivalent) Experience in React 18+, TypeScript, component architecture, integration with REST/API backends Hands-on experience with OpenAI, Azure OpenAI, or Anthropic APIs; RAG pipelines, function calling, streaming UX patterns Prior work in financial services, healthcare, or other regulated environments preferred Experience in Workflow configuration, API integration, or administration experience

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Contract

Depends on Experience

Senior SAP Fiori / UI5 / React Developer

Remote

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Today

We are looking for a Senior SAP Fiori / UI5 / React Developer to deliver high-quality SAPUI5 and React-based apps with consistent SAP Fiori UX. You will build, deploy, and tune SAP Fiori applications, partnering with ABAP engineers on OData and RESTful APIs to ensure smooth integrations. Responsibilities Design and develop custom SAP Fiori applications using SAPUI5 while following SAP Fiori design guidelines Configure and deploy applications using SAP Business Application Studio (BAS) or VS Code

Full-time

Python, React, AWS Serverless Engineer

Malvern, Pennsylvania

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3d ago

Job SummaryWe are looking for a strong Python,React and AWS Engineer with hands-on experience building cloud-native applications, APIs, and event-driven/serverless solutions. The ideal candidate should have strong production support and troubleshooting skills, along with experience in CI/CD, automated testing, and AWS services. Required Skills Strong Python development experienceHands-on experience with AWS Lambda, S3, EventBridge, DynamoDB, and CloudFormationAPI development and integrationGitHu

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Contract

60 - 70

React jobs in Pennsylvania, USA