React Developer Jobs in Upper Pohatcong, NJ, US

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Senior Full Stack Developer (React)

New Hyde Park or Moline or Hartford or Framingham or West Palm Beach or Norcross or Chicago or Milwaukee or Baltimore or Piscataway or United States

$125k-$150k/yr RemoteFull Time

Parts Authority: Distributes automotive and truck replacement parts to the aftermarket industry.

5+ YOE5+ years full-stack production experience; Python (FastAPI/Flask) and React (TypeScript); AI/ML integration; Kafka; PostgreSQL; Redis; strong communication.

Python, FastAPI, SQLAlchemy, Pydantic, React, TypeScript, Tailwind, Redis, PostgreSQL, Kafka, Databricks, MLflow, Docker, Kubernetes, GitHub Actions, Terraform, ODBC, Data Queues, WebSockets, FastAPI, RH other

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UI Developer

Whippany, New Jersey, United States

$161k-$161k/yr HybridFull Time

BarclaysLondon Stock Exchange: BARC: Global bank providing retail, corporate, and investment financial services.

3+ YOEExperience designing and developing UI using React and TypeScript; collaborative, secure coding practices, and unit testing.

React, TypeScript, Unit Testing, CI/CD

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2mo

Lead Developer

Allentown or Louisville or Providence

HybridFull Time

PPL CorporationNYSE: PPL: Provides electricity and natural gas to US utility customers.

5+ YOELead Developer with 5+ years experience; proficient in C#, JavaScript/TypeScript, frontend frameworks (Angular/React), SQL; experience with APIs and microservices; hybrid role in Allentown/ Louisville/ Providence.

C#, Java, TypeScript, Angular, React, SQL, Microservices, Cloud, APIs

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Application Developer - 6247743

Bentonville or Milwaukee or Dallas or Columbus or Kirkland or Cincinnati or New York or Cleveland or Oklahoma City or Austin or Albany or Chicago or St. Petersburg or Hartford or Pittsburgh or St. Louis or Miami or Sacramento or Raleigh or Minneapolis or Mountain View or Scottsdale or San Francisco or Morristown or Denver or Boston or Philadelphia or Des Moines or Overland Park or Los Angeles or Charlotte or Walnut Creek or Carmel or Seattle or Houston or Arlington or Atlanta or Redmond or Beaverton or Nashville or Detroit or San Diego

$44-$54/hr RemoteFull Time

AccentureNYSE: ACN: Global provider of management consulting and technology services.

2+ YOE2+ years IT experience; 1.5+ years Spring Boot; 1+ year React/React Native; High School Diploma/GED

Spring Boot, React, React Native, Apache Kafka, Microservices, Azure SQL, Cosmos DB

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Software Engineer

Center Valley, Pennsylvania, United States

OnsiteFull Time

Shift4NYSE: FOUR: Provides integrated payment processing and point-of-sale solutions for merchants.

3+ YOEMid-level frontend/backend developer with 3+ years experience in JavaScript/React/TypeScript, Node.js, NextJS; solid CI/CD, testing, and code review skills.

JavaScript, React, CSS, HTML, Node.js, NextJS, Typescript, Git, Tailwind CSS, Mocha, Xunit

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Senior Specialist, Full Stack Developer, Clinical Engineering & Operations

Princeton, New Jersey, United States

$78k-$95k/yr OnsiteFull Time

Bristol Myers SquibbNew York Stock Exchange: BMY: Develops and distributes innovative medicines for serious diseases.

2+ YOE2+ years software development; Bachelor's in CS or related; Python/Java; React; AI concepts; AWS; SQL/NoSQL.

Python, Java, React, OpenAI, LangChain, AWS, Bedrock, SageMaker, Lambda, S3, DynamoDB, SQL, NoSQL

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Lead Full Stack Java Developer - Vice President

Rutherford, New Jersey, United States

$142k-$213k/yr HybridFull Time

CitiNYSE: C: Providing global banking, investment, and wealth management services.

6+ YOESix+ years in software development with Java, React, Spring Boot; microservices, cloud, CI/CD; Oracle DB; Agile; strong full‑stack capabilities.

Java, JavaScript, React, Spring Boot, Oracle, Docker, Jenkins, OpenShift, AWS, Maven, Gradle, SQL, PL/SQL, REST, GraphQL

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Fullstack Software Engineer Staff - FULL TIME REMOTE

Colorado Springs or Helendale or Huntsville or King of Prussia or Littleton

$114k-$201k/yr RemoteFull Time

Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.

8+ YOE8+ years software development; React/Angular, TypeScript/JavaScript, C++/Qt or C#, CI/CD; SAFe/Agile; remote work experience.

React, Angular, TypeScript, JavaScript, C++, Qt, C#, HTML, CSS, Redux, NgRx, WebGL, Three.js, CI/CD, GitLab CI, Jenkins, Azure DevOps, Kafka, MQTT, AWS, REST, GraphQL

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Senior Software Engineer

Woodbridge, New Jersey, United States

$110k-$180k/yr HybridFull Time

Bessemer Trust: Wealth management and family office services for affluent clients.

7+ YOE7+ years of software engineering with .NET, React/TypeScript, AWS; API design (REST/GraphQL); CI/CD; Agile; strong problem-solving and communication.

AWS, React, TypeScript, .NET, GraphQL, REST, MUI, CI/CD, Git, Bitbucket, SQL

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Full Stack Software Engineer, Vice President – Corporate Functions Technology

Quincy or Boston or Princeton or Clifton or Toronto

$125k-$215k/yr OnsiteFull Time

State StreetNYSE: STT: Provides financial services and asset management for institutional investors.

7+ YOE5+ years enterprise full-stack web development; React/JS/TS, Node.js, APIs, cloud, security/compliance, AI integration.

React, JavaScript, TypeScript, HTML5, CSS3, Node.js, Python, Java, SQL, NoSQL, AWS, Azure, Kubernetes, Databricks, Git, CI/CD, Infrastructure as Code

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Salesforce Software Engineer II

Hamilton, New Jersey, United States

$110k-$140k/yr HybridFull Time

HoneywellNASDAQ: HON: Manufactures aerospace products, building technologies, and industrial control systems.

2+ YOE2+ years software development; Salesforce Apex; Salesforce, Agentforce, Datacloud; GitHub, CI/CD, Agile/Scrum; Java; AWS; SF ISV; REST APIs; microservices; JavaScript/React; Lightning Web Components; observability; debugging; architecture.

Java, Salesforce Apex, SFDC, Agentforce, Datacloud, GitHub, CI/CD, Agile/Scrum, SFDX, SF CLI, AWS, REST APIs, JavaScript, React, Lightning Web Components, observability

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Full Stack Python Developer

Berkeley Heights, New Jersey, United States

OnsiteFull Time

Orion Innovation: Provides digital transformation, software engineering, and cloud services.

5+ YOE5+ years production code experience; Python; Django/Rails/Laravel; React; Bachelor's degree in CS or Engineering or equivalent; collaborate with product teams; build scalable applications; write unit/integration tests.

Python, Django, React, Rails, Laravel, Unit testing, Integration testing, Web development

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Java Fullstack Developer (New York, NY, US)

Whippany, New Jersey, United States

$68k-$109k/yr OnsiteFull Time

CapgeminiEuronext Paris: CAP: Provides global IT consulting and digital transformation services.

Experience with Java, Spring, REST microservices, Kafka/AWS, DevOps CI/CD, and React/Angular in financial services domain.

Java, Spring, Kafka, AWS, Docker, Kubernetes, GitLab, Jenkins, Prometheus, Grafana, ELK, React, Angular, OAuth2, JWT, REST, RESTful APIs

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Staff Frontend Engineer, DC Infrastructure Tooling

Livingston or New York or Bellevue or Sunnyvale or Livingston

$188k-$275k/yr HybridFull Time

CoreWeaveNasdaq: CRWV: Cloud platform providing GPU infrastructure for AI workloads

7+ YOE7+ years frontend engineering with TypeScript and React; high-performance, data-dense UIs; infrastructure domain experience; strong communication and ownership.

TypeScript, React, GraphQL, REST APIs, WebGL, Virtualization

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Senior Software Engineer - Full Stack

New York or Holmdel or Bethlehem

$95k-$156k/yr HybridFull Time

Guardian Life: Provides life, disability, dental, and vision insurance products.

6+ YOE6-8 years software development; 3+ years cloud native/SOA (AWS); 2+ years IaC (Terraform); API development with Java/Spring Boot/Node/.NET/Python; web tech with React/Angular/Typescript; AWS, Docker, Kubernetes; databases MySQL/PostgreSQL/SQL Server; CI/CD tools; microservices; collaboration with stakeholders.

Java, Spring Boot, Node.js, DOTNET, Python, React, Angular, TypeScript, AWS, Docker, Kubernetes, MySQL, PostgreSQL, SQL Server, Terraform, GitHub, Jenkins, Artifactory, Microservices

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Principal Engineer (Governance, Risk, Compliance & Control)

Charlotte or Iselin

$159k-$305k/yr HybridFull Time

Wells FargoNYSE: WFC: Global provider of banking, investment, and mortgage financial services.

7+ YOESenior engineer role building large-scale risk/compliance systems; hands-on Java/React; 7+ years engineering; cloud native; AI tooling; leadership.

Java, React, .NET, AI tooling

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Full Stack Developer

Wilkes Barre or Conshohocken or Parsippany or Alpharetta

$78k-$180k/yr HybridFull Time

Berkshire Hathaway GUARD Insurance Companies: Provides property and casualty insurance products to small businesses.

5+ YOE5+ years in software development; 3+ years with C#/.NET; 3+ years with modern front-end frameworks; strong API, security, and Azure experience.

C#, NET, Azure, React, Angular, Vue.js, HTML, CSS, JavaScript, TypeScript, SQL, Git, OpenAPI

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Senior Full Stack AI Engineer

Jacksonville or Iselin or Washington or Richardson

$110k-$190k/yr OnsiteFull Time

Fortegra: Provides specialty insurance products and warranty service solutions.

7+ YOE7+ years software engineering; enterprise apps; React front-end; server-side frameworks; AI tooling; security and cloud knowledge.

React, NestJS, Express, Python, FastAPI, Django, NET Core, Claude Code, GitHub Copilot, Cursor, Replit

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Senior Software Engineer - Java, Angular

Johnston or Iselin or Westwood or Medford or Phoenix

$107k-$161k/yr OnsiteFull Time

Citizens Financial GroupNYSE: CFG: Provides retail, commercial, and private banking services to customers.

5+ YOE5+ years software development; 3+ years requirements gathering and design; strong collaboration; multi-language experience including frontend (Angular/React/Vue) and backend (Java/Python/JavaScript).

Java, Angular, Python, JavaScript, Golang, C, C++, Linux, AWS, Azure, GCP, CI/CD, Flowable, Banking

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Sr Software Developer

Philadelphia or Wayne

RemoteFull Time

RadianNYSE: RDN: Provides mortgage insurance and real estate risk management services.

5+ YOEBachelor's degree in CS or related field and 5 years of .NET web development with C#, EF, ASP.NET; experience with SQL Server/Oracle, REST/SOAP, XML/JSON; CI/CD, logging, security tools, Agile; strong problem solving and collaboration.

C#, Entity Framework, ASP.NET, Bootstrap, React, SQL Server, Oracle, REST, SOAP, XML, JSON, Log4Net, Serilog, New Relic, Splunk, Snyk, Veracode, Jenkins, Copado, Git, IIS, Jira, Rally, Visual Studio, VS Code, Active Reports, NUnit, MSTest, Qualtrics, Google Analytics, BizTalk, Boomi, SharePoint

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UI/UX Engineer

Princeton, New Jersey, United States

$94k-$113k/yr OnsiteAll Commitments Available

NIKSUN: Sells network security and performance monitoring hardware and software.

Deep UI/UX expertise with modern web tech, mentorship, and leadership to drive frontend product design and development.

HTML5, CSS3, JavaScript, React, Vue.js, Angular, Figma, Git, Webpack, Vite, Jest, Cypress, AWS, Azure, GCP, CI/CD, REST APIs

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2mo

Software Developer - Hybrid (Princeton, NJ, US, 08540)

Princeton, New Jersey, United States

$83k-$138k/yr HybridFull Time

NRG EnergyNYSE: NRG: Provides electricity generation, retail power, and smart home services.

1+ YOE1–5 years .NET/web development; SQL Server, Dapper, EF; React.js; AI services; energy trading exposure preferred.

C#/.NET, React, SQL Server, Dapper, Entity Framework, RESTful APIs, Git, CoPilot/Cursor/Claude

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2mo

Full Stack Engineer

Boston or Princeton

$140k-$155k/yr HybridFull Time

RxSense: Provides software platforms for pharmacy benefits and prescription savings.

5+ YOESenior software engineer with 5+ years of web app development in C#/ .NET, full stack experience, AWS, and modern front-end tech.

C#/.NET, .NET Core, MVC, WebAPI, IIS, JavaScript, React, Angular, HTML, CSS, AWS, EC2, ALBs, RDS, Beanstalk, API Gateway

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Forward Deployed Software Engineer (FDE)- Python

Chicago or Webster or Allentown or St. Petersburg or High Point or West Palm Beach or Irving or Tempe or Phoenix

$134k-$210k/yr HybridFull Time

PaychexNASDAQ: PAYX: Provider of integrated payroll, HR, and benefits outsourcing solutions.

7+ YOEBachelor's in computer field or equivalent; 7+ years experience; strong Python/Django, React, AWS; embedded systems; API design; customer-facing engineering; excellent communication.

Python, Django, React, AWS

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Senior Full Stack Software Engineer

Berkeley Heights or Sunnyvale

$98k-$164k/yr OnsiteFull Time

FiservNew York Stock Exchange: FI: Provides financial technology and payment processing services to institutions.

5+ YOE5+ years in software engineering; strong Java, Spring Boot; React/TypeScript; relational and document databases (MySQL, MongoDB); cloud familiarity; payments/fintech experience preferred.

Java, Spring Boot, React, TypeScript, MySQL, MongoDB

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Senior Software Engineer

Florham Park, New Jersey, United States

HybridFull Time

Asembia: Provides technology and services for the specialty pharmacy industry.

5+ YOE5+ years software development; strong OOP design; .NET stack; SQL Server; HTML/JS; REST/API; CI/CD; HIPAA/security familiarity a plus.

Microsoft .Net, C#, ASP.NET, MVC, WebAPI, SQL Server, T-SQL, Data modeling, AngularJS, AngularJS2, KnockoutJS, ReactJS, HTML, CSS, JavaScript, JQuery, SOA, Microservices, API-centric design, Unit testing, CI, CD, HIPAA/HITRUST, Security

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Staff Software Engineer

Trumbull or Livingston

HybridFull Time

CooperSurgicalNasdaq: COO: Manufactures medical devices for fertility and women's health.

10+ YOEOver 10 years of software development experience; strong backend with .NET/C#, EF, PostgreSQL, MS SQL; frontend expertise; AWS; DevOps; containers; leadership and mentoring.

.NET, C#, Entity Framework, PostgreSQL, MS SQL, WPF, Azure Webservices, HTML5, CSS3, JavaScript, jQuery, Bootstrap, Vue.js, React, Next.js, AWS, S3, RDS, EC2, Git, CI/CD, Docker, Kubernetes, Terraform

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Principal Software Engineer

Dresher or Philadelphia

OnsiteFull Time

Ascensus: Administers tax-advantaged retirement and education savings plans.

Bachelor's degree in computer science or engineering; strong technical leadership; AI tooling experience; hands-on software development; Agile experience; excellent problem-solving and communication skills.

C, C++, Python, Apache, Nginx, Redis, jQuery, PowerShell, React, Docker, Kubernetes, CI/CD, TDD, Agile

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Senior SharePoint Developer (King of Prussia, PA, US, 19406)

King of Prussia, Pennsylvania, United States

$101k-$164k/yr OnsiteFull Time

Day & Zimmermann: Provides industrial, defense, and workforce solutions to global customers.

8+ YOE8+ years in SharePoint development; BA/BS required; design, develop, deploy SharePoint/M365 solutions; on-prem and cloud; mentor junior staff.

SharePoint 2016, SharePoint Subscription Edition, SharePoint Online, SPFx, C#, NET, JavaScript, TypeScript, React, HTML5, CSS3, PowerShell, Power Platform, Power Automate, Power Apps, Power BI, Microsoft Graph API, REST APIs, CSOM, GitHub

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Senior AI Engineer

South San Francisco or Princeton or Thousand Oaks or Bellevue or New York

HybridFull Time

ZS: Global management consulting and technology firm for healthcare and life sciences.

AI Engineer with software development and LLM solution experience; strong Python, LLM patterns/tools, cloud platforms (AWS, Databricks, Azure), and DevOps; design and deliver scalable software; cross-functional collaboration.

Python, Javascript, FastAPI, Django, AWS, Databricks, Azure, Terraform, CloudFormation, React, Next.js, Tailwind CSS, LangChain, DSPy, Docker, Kubernetes, Redis, Unity Catalog, OpenAI API, Anthropic, AWS Bedrock, RAG, Vector DB, PEFT, LoRA

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2mo

Senior Full Stack Engineer

Austin or Ann Arbor or Scottsdale or Wayne

$145k/yr HybridFull Time

DaySmart: Software for managing service-based business operations and scheduling.

5+ YOE5+ years web development with PHP/JavaScript; Laravel experience; strong communication; problem-solving; capable in fast-paced environments.

PHP, JavaScript, Laravel, Vue.js, React, AlpineJS, jQuery, REST API, AWS

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2mo

Engineer Lead

Newtown, Pennsylvania, United States

$126k-$135k/yr RemoteFull Time

Law School Admission Council: Administers the LSAT and facilitates law school admissions processes.

5+ YOELead engineer with Generative AI experience; strong agile leadership; full-stack expertise; AI enablement and GitHub Copilot governance; Azure/OpenAI knowledge; RAG and responsible AI practices.

Git, GitHub Copilot, Azure DevOps, Azure, OpenAI APIs, LangChain, Semantic Kernel, Pinecone, Chroma, pgvector, React, C# .NET, SQL, Oracle, Cosmos DB

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Full Stack Developer - AI

Edison, New Jersey, United States

$97k-$183k/yr HybridFull Time

Greater New York Mutual Insurance: Provides commercial property and casualty insurance for businesses.

5+ YOEBachelor's or Master's in CS/IS or related field; 5+ years full-stack dev; 3+ years Generative AI; AI/ML and cloud experience; AI and Cloud certifications preferred; insurance industry experience preferred.

Python, React, NET, SQL, PostgreSQL, Azure DevOps, Azure Cloud, REST, GraphQL, Docker, Kubernetes, PEFT, LoRA, MLoRA, RAG, MCP servers

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AI Native Senior Engineer, Full Stack - Senior Associate

Atlanta or Charlotte or Chicago or Cincinnati or Cleveland or Columbia or Columbus or Dallas or Baltimore or Rochester or Rosemont or Sacramento or Boston or St. Louis or Salt Lake City or San Antonio or San Diego or Sacramento or Silicon Valley or Seattle or Spartanburg or Albany or Stamford or Tampa or Austin or Tulsa or Washington or Denver or Des Moines or Detroit or Buffalo or Florham Park or Fort Worth or Greensboro or Hartford or Houston or Indianapolis or Grand Rapids or Irvine or Jacksonville or Kansas City or Little Rock or Los Angeles or Louisville or Birmingham or Fayetteville or Melville or Miami or Milwaukee or Minneapolis or Montpelier or Nashville or New Orleans or New York or Oklahoma City or Orlando or Philadelphia or Phoenix or Pittsburgh or Portland

$77k-$202k/yr HybridFull Time

PwC: Providing audit, tax, and management consulting services to businesses.

4+ YOE4+ years of full stack development in enterprise environments; strong .NET, ReactJS, and Azure (Functions/Apps); proficiency with REST APIs, CI/CD, Agile; experience with AI-assisted development and testing.

.NET, ReactJS, Azure, Functions, Azure API Manager, Azure SQL, CI/CD, Git

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Java Full Stack Software Engineer - Remote

Basking Ridge, New Jersey, United States

$92k-$164k/yr RemoteFull Time

UnitedHealth GroupNYSE: UNH: Provides health insurance and technology-enabled health care services.

8+ YOE8+ years in full-stack development; 5+ years Java; 4+ years ReactJS; 1+ year Python; experience with microservices, CI/CD, REST APIs, serverless, containers, IaC, cloud platforms; Agile/Scrum experience

Java, ReactJS, Python, Splunk, MongoDB, CI/CD, REST API, Serverless, Containerization, Infrastructure as Code, Azure, AWS

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Lead Software Engineer

Charlotte or Iselin

$119k-$224k/yr HybridFull Time

Wells FargoNYSE: WFC: Provides banking, investment, mortgage, and consumer finance products.

5+ YOE5+ years software engineering; 5+ years Python full-stack with REST APIs; 3+ years AI REST APIs; 3+ years Autosys, OpenShift, and GCP; 3+ years CI/CD and IAM; 1+ year GenAI.

Python, REST API, FastAPI, Flask, Django, Autosys, OpenShift, GCP, CI/CD, Identity Access Management, GenAI, LangChain, LangGraph, LangSmith, PostgreSQL, ETL, S3, React, NumPy, Pandas, LLM, Vector databases

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1mo

Lead, Software Engineer - Salesforce

Newark or Portland or Fort Washington or Washington Street, Newark

$134k-$220k/yr OnsiteFull Time

Prudential FinancialNYSE: PRU: Provides insurance, investment management, and retirement services globally.

Lead Software Engineer - Salesforce with strong DevOps, security, and Salesforce expertise; proficient in Python/Java/JS; agile, collaborative leader.

Salesforce, Python, Java, JavaScript, React, Spring Boot, Node.js

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2mo

Staff AI/ML Engineer (Large Language Model) (TS/SCI) {S}

King of Prussia, Pennsylvania, United States

OnsiteFull Time

ARKA Group: Provides advanced space technology and optical systems for national security.

8+ YOELead multidisciplinary AI/ML efforts; 8+ years in software/data roles with LLM experience; TS/SCI clearance; strong Python and ML libraries; experience with LLM deployment and RAG.

Python, NumPy, Pandas, Polars, scikit-learn, Git, GitLab, Bitbucket, Weaviate, Pinecone, pgvector, LangChain, DSPy, Microsoft Agent Framework, AWS, llama.cpp, vllm, tgi, ReAct

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Technology Lead - US

Addison or Atlanta or Newark or Pennington

OnsiteFull Time

InfosysNYSE: INFY: Provides IT consulting, software development, and business outsourcing services.

4+ YOEBachelor’s degree or foreign equivalent; 4+ years IT experience; .NET, Angular/React, Oracle PLSQL/SQL Server; banking domain a plus; willing to relocate to listed US locations.

.NET, Angular, React, Oracle, PLSQL, SQL Server, HTML5, CSS3, JavaScript