121 java reactjs developer jobs at 56 companies in Nashua, NH
🚀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).
Commonwealth of Massachusetts: Providing public services and governance to the people of Massachusetts.
4+ YOE4-5 years of IT development experience with Java/J2EE, Spring/Hibernate, REST APIs, DevOps, Agile, and web technologies; strong problem solving and communication.
UKG: Provider of workforce management and human capital management software.
7+ YOE7+ years building enterprise Java web applications; strong Java, Spring Boot, Hibernate/JPA, React, SQL, cloud-native and AI integration experience; TDD and CI/CD practices.
Java, J2EE, Spring Boot, Spring Framework, Hibernate/JPA, React, JavaScript, HTML5, CSS3, REST APIs, SQL, LangGraph, OpenAI Agents SDK, CrewAI, AutoGen, OpenAI, Anthropic, Google Gemini, AWS, Microsoft Azure, Google Cloud Platform, Kubernetes, Docker, OpenShift, Terraform, CloudFormation, ARM Templates, GitHub Actions, Jenkins, Azure DevOps, GitLab CI, Datadog, Grafana, Prometheus, Splunk, OpenTelemetry, Bash, Python, PowerShell, GitHub Copilot, ChatGPT, Cursor, Claude
General Dynamics Mission SystemsNYSE: GD: Designs and manufactures defense and mission-critical technology solutions.
6+ YOEBachelor's in software engineering or related STEM + 8 years (or Master's + 6 years); DoD Secret clearance and U.S. citizenship required. Strong Java, React/JavaScript, SQL/PostgreSQL, Hibernate, Spring experience; familiarity with REST, security, PKI, and SNMP.
CarGurusNASDAQ: CARG: Operates an online marketplace for buying and selling vehicles.
5+ YOE5+ years full‑stack software development experience, 2+ years Java, experience with cloud-native systems, auth/identity concepts, AI developer tools, testing and observability; BS in CS or equivalent.
Claude Code, Keycloak, OAuth2, OIDC, Java, Spring Boot, AWS, Kubernetes, React, Node, Remix, MCP
Allego: Provide a modern revenue enablement platform for sales teams
3+ YOE3+ years experience; strong web development skills with JavaScript/React/TypeScript and Java/J2EE; experience debugging with browser dev-tools; Agile collaboration and BS degree preferred.
InfosysNYSE: INFY: Provides IT consulting, software development, and business outsourcing services.
Proficiency in Java/Springboot and full-stack development; experience with AS400, microservices, integration and Confluent Kafka; bachelor’s degree or equivalent; strong communication and problem-solving skills.
Odyssey Systems: Provides engineering, integration, and technical services to defense clients.
1+ YOEUS citizen with active Secret clearance, B.S. in a STEM field, 1+ years software development experience; proficiency in TypeScript/Python/Java/C++/Rust/Julia, React, REST APIs, and writing tested, maintainable code.
Wellington Management: Manages investment portfolios and provides financial research for institutions.
5+ YOE5+ years building production software; proficiency with SDLC tools, Java/Python/TypeScript/Node.js, React/Angular, SQL and relational DBs, AWS, and experience integrating AI-assisted development.
JIRA, Git, Jenkins, GitHub Actions, VS Code, GitHub Copilot, Claude Code, AWS, Java, Python, TypeScript, JavaScript/Node.js, React, Angular, SQL, PostgreSQL, Oracle, MySQL
Imprivata: Provides digital identity and security management for healthcare organizations.
2+ YOE2+ years professional software development experience; Bachelor’s in CS or equivalent; experience with Java, Spring Boot, React, REST APIs, PostgreSQL, AWS, Kubernetes, Git, and CI/CD; strong communication and problem-solving skills.
Java, Spring Boot, Kafka, PostgreSQL, AWS, Kubernetes, React, Git, CI/CD
Wellington Management: Investment management and research services for global institutional clients.
5+ YOE5+ years building full-stack software, experience with Java/Python/TypeScript, cloud-native AWS development, SDLC tools (JIRA,GIT,CI/CD), AI-assisted workflows, strong communication and problem-solving.
JIRA, Git, Jenkins, GitHub Actions, VS Code, GitHub Copilot, Claude Code, AWS, Java, Python, TypeScript, JavaScript/Node.js, React, Angular, SQL, PostgreSQL, Oracle, MySQL
CompassNYSE: COMP: Technology-enabled residential real estate brokerage and agent software platform.
5+ YOE5+ years professional software development, BS in CS or equivalent, strong backend skills (Go/Java), Python experience valued, familiarity with React, Kafka, cloud microservices, CI/CD, and strong communication.
Plano or Boston or Portsmouth or Indianapolis or Columbus
$106k-$197k/yrHybridFull Time
Liberty Mutual: Provides diversified property, casualty, and commercial insurance products.
5+ YOE5+ years software engineering experience, strong foundation in data structures and algorithms, proficiency in Python or Java, experience with Java/React/Node.js/Spring Boot/AWS/REST/RDS, agile experience, strong communication.
Python, Java, React, Node.js, Spring Boot, AWS, RESTful services, RDS
The Hanover Insurance GroupNYSE: THG: Provides property and casualty insurance products to individuals and businesses.
3+ YOEBachelor's in CS/CE, 3+ years software development, US work authorization without sponsorship, experience with Java/Spring Boot, front-end frameworks, databases, Azure, containerization, CI/CD, monitoring, scripting, and strong communication.
Senior Application Engineer (REMOTE or HYBRID TO MA)
Worcester, Massachusetts, United States
$101k-$126k/yrHybridFull Time
The Hanover Insurance GroupNYSE: THG: Provides property and casualty insurance products and services.
5+ YOESenior software developer with 7+ years of experience, skilled in React and Java/Spring Boot, strong communication, and ability to manage multiple priorities.
Waters CorporationNYSE: WAT: Designs analytical instruments for laboratory testing and research.
8+ YOE8+ years AEM development, strong Java/J2EE, JavaScript/TypeScript and React skills, experience with AEM as a Cloud Service, Adobe Edge/Analytics/Launch, Marketo, REST/GraphQL, GitHub and CI/CD, Akamai and web performance/SEO/accessibility.
KAYAK: Global travel search engine for flights, hotels, and rentals.
5+ YOE5+ years software engineering experience, strong Java skills, API and SQL/MySQL experience, ability to design and deliver backend systems, cross-functional collaboration, mentoring, and CS degree or equivalent.
Plano or Boston or Portsmouth or Indianapolis or Columbus
HybridFull Time
Liberty Mutual: Provider of global property and casualty insurance products.
5+ YOE5+ years software engineering experience; strong data structures, algorithms, system design; proficiency in Python or Java; EMR not mentioned; experience with layered architectures and agile delivery.
Python, Java, React, Node.js, Spring Boot, AWS, RESTful services, RDS
Mass General Brigham: Provides integrated medical care, research, and clinical training services.
3+ YOEBachelor's in Computer Science (or related) or equivalent experience; 3+ years systems engineering experience; strong Java, networking, database, scripting, cloud, and Salesforce platform skills; security and monitoring experience.
Salesforce HealthCloud, Java, .NET Core, C#, React, MVC, HTML, JavaScript, Ajax, XML, Lightning Framework, Lightning Web Components, Bootstrap, Microsoft SQL Server, RESTful, SOAP, Epic, Microsoft Visual Studio, Visual Studio Code, Microsoft Team Foundation Server, Microsoft Azure DevOps, Microsoft SharePoint, AWS, Azure, Google Cloud