142 api java developer jobs at 56 companies in Willingboro, NJ
4w
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Senior Java Developer
Berkeley Heights, New Jersey, United States
$98k-$164k/yr OnsiteFull Time
5+ YOE5+ years building Java backend services and microservices using Spring ecosystem, Kafka, Docker/Kubernetes, REST APIs, CI/CD and Git; bachelor\u0002s or equivalent; experience with MySQL/MongoDB and cloud-native patterns.
Java 17, Spring Boot, Spring Batch, Spring Cloud Stream, Apache Kafka, Kubernetes, Docker, MySQL, MongoDB, Git
5d
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Java Scala Developer
Charlotte or Pennington
$76k-$120k/yr OnsiteFull Time
Strong Scala programming, Java and functional programming knowledge, REST API and asynchronous data experience, Scala frameworks, backend services, APIs, microservices, and a bachelor's degree or equivalent experience.
Scala, Java, PL/SQL, REST APIs, SQL, microservices, AI, cloud
1w
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Lead Java Payments Engineer
Charlotte or Iselin
$119k-$224k/yr HybridFull Time
5+ YOERequires 5+ years of software engineering and Java, plus Spring Boot, database, Kafka, microservices or SOA, APIs, containers, cloud, and Agile experience. Leadership and mentoring experience preferred.
Java, Spring Boot, Oracle, MongoDB, Kafka, Microservices, SOA, REST API, API Gateway, Azure, Kubernetes, Google, PCF, Scrum, Kanban, Angular, ReactJS, Oracle Service Bus
1mo
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Full Stack Java Developer
Morristown or New York City or Jersey City or Pennington or United States
$44-$54/hr HybridFull Time, Contract
5+ YOERequires 5+ years of Java full stack development, advanced Spring Boot, and an associate degree; MongoDB, Oracle Database, REST API testing, banking, and client experience preferred.
Java, Spring Boot, MongoDB, Oracle Database, REST API Testing, Accenture Delivery Methods (ADM), Build Management, Estimation and Planning, Release Management, Requirements Analysis
1mo
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Backend API Engineer Technical Lead II
Charlotte or Malvern
HybridFull Time
8+ YOE8+ years related experience, 3+ years Node.js, proficient in TypeScript and NestJS, experience with AWS, CI/CD, GitHub Actions, REST/Spring Boot/Java a plus; undergraduate degree or equivalent; strong communication and mentoring skills.
Node.js, Typescript, NestJS, Visual Studio Code, RESTful Services, Spring Boot, Java, CI/CD Pipeline, Github Actions, Git/GitHub, JIRA, AWS ECS Fargate, AWS EKS, AWS Lambda, XCode, SWIFT, Android Studio
20h
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Java FullStack Engineer
Chennai or Bengaluru or Pune or Hyderabad or Milpitas or Seattle or Princeton or Cape Town or London or Zurich or Singapore or Mexico City
RemoteFull Time
10+ YOERequires 10–16 years of experience with Java, Spring Boot, REST APIs, Angular, TypeScript, Oracle, Git, OpenAPI/Swagger, microservices, Kafka, and OAuth2/JWT security.
Java, Spring Boot, REST APIs, Angular, TypeScript, Oracle, Git, OpenAPI/Swagger, Spring Microservices, GitHub Copilot, Kafka, OAuth2, JWT, Elasticsearch, Jenkins, Kubernetes, OpenShift, Azure, OpenAI, Azure OpenAI, RAG, Vector Databases, MCP
1mo
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Java Engineer
New Castle, Delaware, United States
$80k-$95k/yr OnsiteFull Time
6+ YOE6+ years experience building enterprise frontend applications using Angular (v18+), TypeScript, RxJS and AG Grid; strong REST API integration, caching, frontend design patterns, and performance optimization; bachelor in computer science.
Angular (v18+), TypeScript, RxJS, AG Grid (Enterprise), RESTful APIs
2mo
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API & GCP Architect
Exton or Atlanta
OnsiteFull Time, Contract
10+ YOEExpertise in Apigee (Edge/X/Hybrid), GCP, Java/Spring Boot, microservices, Docker/Kubernetes, API security (OAuth2.0, JWT, OIDC, mTLS); 10+ years software development and 5+ years Apigee experience preferred.
Apigee Edge, Apigee X, Apigee Hybrid, GCP, GKE, Cloud Run, Pub/Sub, Cloud Functions, Cloud Storage, IAM, Monitoring, Logging, REST APIs, JSON, XML, OpenAPI/Swagger, Java, Spring Boot, JavaScript, Python, Shell, Docker, Kubernetes, Terraform, Kafka, RabbitMQ, Prometheus, Grafana, Cloud Monitoring, Splunk, ELK, OAuth 2.0, JWT, OpenID Connect, mTLS
1mo
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Full Stack Java Developer
New York or Pennington or Jersey City
$44-$54/hr HybridFull Time
5+ YOE5+ years Java full stack experience, advanced proficiency in Spring Boot, associate's degree, proficiency with MongoDB/Oracle and REST API testing; client-facing and banking experience preferred.
Java, Spring Boot, MongoDB, Oracle Database, Rest API Testing
2mo
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Senior Software Engineer – API & Cloud Integrations (Java, AWS)
Denver or Cedar Rapids or Philadelphia
$94k-$120k/yr HybridFull Time
3+ YOEBachelor’s or equivalent experience; 3+ years Core Java; experience with Spring, microservices, APIs, databases (RDBMS/NoSQL), cloud (AWS/Azure), CI/CD, and integration frameworks; strong analytical and communication skills.
Java, Core Java, Spring Framework, Spring Boot, Spring MVC, J2EE, Entity Framework, IIS, Swagger, Swagger API, OData, .NET API 2, .NET API Core, AutoMapper, MS Cosmos DB, Microsoft Cosmos DB, Apache Cassandra, Amazon DynamoDB, AWS, Azure, EC2, ECS, S3, Kinesis, Microsoft VMs, Microsoft Blob, Microsoft Data Factory, Microsoft SQL Data Warehouse, Microsoft ARM Templates, Microsoft Event Hubs, Visual Studio, Git, Bitbucket, Maven, Jenkins, Nexus, SQL Management Studio, NUnit, Ajax, MS HPC, SageMaker, Spark, API Gateways, Apache Camel, Zookeeper, Kafka, Docker, OpenShift, Kubernetes, Angular, React, Vue.js, ASP.NET MVC, HTML, JS, CSS
5d
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Software Engineer - Java fullstack
Nashville or Atlanta or Bridgewater or Chicago or Irving
$54k-$122k/yr HybridFull Time
7+ YOERequires 7+ years in Java technologies, Spring Boot, microservices, frontend development with React and TypeScript, APIs, databases, cloud platforms, asynchronous programming, and Agile methodologies.
Java, Spring Boot, React, JavaScript, TypeScript, Angular, HTML, CSS, Kafka, RabbitMQ, REST, GraphQL, Python, SQL, NoSQL, OpenAI, Anthropic, Gemini, AWS, Azure, GCP
4d
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Lead Software Engineer - Java/Microservices/React
Wilmington, Delaware, United States
OnsiteFull Time
5+ YOE5+ years of software engineering experience with Java, React, microservices, APIs, Spring Boot, Kafka, MongoDB, cloud-native development, SDLC, agile methods, security, resiliency, and AI-assisted engineering.
Java, React, Microservices, API, Spring Boot, Kafka, MongoDB, Splunk, Dynatrace, Grafana, CI/CD, Software Development Life Cycle (SDLC)
1w
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Applications Development Java Programmer – Assistant Vice President
New Castle, Delaware, United States
$107k-$161k/yr HybridFull Time
5+ YOERequires 5+ years of Java development, cloud engineering, API design, Spring/Spring Boot, Oracle, SQL, MongoDB, OpenShift, Kubernetes, MQ, Kafka, SDLC, Agile, DevOps, and CI/CD experience.
Java, Spring, Spring Boot, Oracle, SQL, MongoDB, OpenShift, Kubernetes, MQ, Kafka, GenAI, LLMs, RESTful APIs, Software Development Life Cycle (SDLC), Agile, DevOps, CI/CD
2w
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Senior Software Engineer (Java, React)
Holmdel or Bethlehem or New York City or Pittsfield or New York City or New Jersey or Pennsylvania
$95k-$156k/yr HybridFull Time
6+ YOERequires 6+ years of full-stack experience, Java/J2EE and front-end technologies, a computer science bachelor's degree or equivalent, and residence in New York, New Jersey, or Pennsylvania.
Java, J2EE, Spring Boot, React, Node.js, Next.js, NestJS, TypeScript, Micro-Frontends, JPA, Hibernate, iBatis, REST API, GraphQL, SQL, Oracle, DB2, Apache Tomcat, AWS, Microservices, Scaled Agile, Scrum, Kanban, SAFe
1w
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Senior Java Full Stack Engineer with Angular (Hybrid)
Fort Washington, Pennsylvania, United States
$68k-$140k/yr HybridFull Time
Strong Angular, Java, Spring Boot, JavaScript/TypeScript, REST API, CI/CD, Git, relational database, ORM, and cloud development experience; excellent problem-solving and communication skills required.
Angular, Spring Boot, Terraform, AWS, HTML5, CSS3, JavaScript, TypeScript, Java, Oracle PL/SQL, Git
1w
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Senior Java Full Stack Engineer with Angular (Hybrid)
Fort Washington, Pennsylvania, United States
$68k-$140k/yr HybridFull Time
Full-stack development experience with Angular, Java, Spring Boot, RESTful APIs, JavaScript or TypeScript, relational databases, CI/CD, Git, and cloud solutions; strong problem-solving and collaboration skills.
Angular, Spring Boot, Terraform, AWS, HTML5, CSS3, JavaScript, TypeScript, Java, Oracle PL/SQL, RESTful APIs, Git
1w
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Senior Java Full Stack Engineer with Angular (Hybrid)
Philadelphia or Fort Washington
$68k-$140k/yr HybridFull Time
Full-stack development experience with Angular, Java, Spring Boot, RESTful APIs, JavaScript/TypeScript, relational databases, CI/CD, Git, and strong communication and problem-solving skills.
Angular, Spring Boot, HTML5, CSS3, JavaScript, TypeScript, Terraform, AWS, Oracle PL/SQL, Git
1w
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Sr. Java J2EE Tech Lead (Property & Casualty (P&C) Insurance) FTE
Bala Cynwyd or Philadelphia
$106k-$160k/yr OnsiteFull Time
8+ YOERequires 8+ years of experience with Java 8, Camel, Spring Boot, Spring Framework, microservices, and REST API, plus P&C insurance, production support, application server, technical leadership, and Agile experience.
Java, Java 8, Apache Camel, Spring Boot, Spring Framework, Microservices, REST API, AI-assisted software engineering tools, Agile
2mo
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ServiceNow Developer
Reston or Philadelphia
OnsiteFull Time
2+ YOEBachelor's degree preferred, 2+ years IT service management or enterprise app development, 1+ year ServiceNow development, experience with JavaScript/Python/Java, REST APIs, integrations, testing, and DevSecOps practices; must be authorized to work in the U.S.
ServiceNow, REST APIs, JavaScript, Python, Java, Flow Designer, Script Includes
6d
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Full-Stack Engineer
Philadelphia, Pennsylvania, United States
HybridFull Time
6+ YOE6+ years designing, developing, and maintaining applications on the Microsoft Stack or Java; REST APIs, databases, front-end frameworks, AI development, Git, integrations, scalability, and technical communication.
Microsoft Stack, Java, RESTful APIs, Swagger, OpenAPI, SQL Server, NoSQL, Azure, AWS, GCP, JavaScript, TypeScript, HTML, CSS, Angular, React, Vue, Bootstrap, Claude code, CodeX, Opencode, OpenClaude, Git