83 api java developer jobs at 34 companies in Millville, NJ
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Senior Java Developer
Newark, Delaware, United States
$80k-$100k/yr OnsiteFull Time
10+ YOEBachelor's degree in computer science and advanced Java development experience with microservices, Spring, Hibernate, REST APIs, and SQL databases.
Java, Spring Framework, Spring MVC, Spring Boot, Hibernate, RESTful APIs, Oracle SQL, PostgreSQL, SQL Server, Microservices
2d
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Senior Java Developer
Mount Laurel, New Jersey, United States
$45k-$110k/yr OnsiteFull Time
3+ YOERequires 3–5 years of experience with Java, Spring Boot, microservices, Kubernetes, Docker, cloud platforms, REST APIs, Kafka or MQ, Node.js, and TypeScript; Python and AI experience preferred.
Java, Spring Boot, Kubernetes, Docker, Azure, Amazon Web Services (AWS), REST API, API Gateway, Kafka, MQ, Node.js, TypeScript, Model Context Protocol (MCP), LLM, Python
21h
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Java Software Engineer II
Newark, Delaware, United States
OnsiteFull Time
2+ YOERequires 2+ years of applied software engineering experience, Java and Spring Boot proficiency, microservices, SDLC, cloud, distributed systems, REST APIs, databases, and enterprise AI-assisted development tools.
Java, Spring Boot, HTML, CSS, JavaScript, Typescript, React, Angular, AWS, Azure, GCP, RESTful APIs, WebSockets, JSON, Business Intelligence (BI)
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
2w
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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 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
1d
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Sr. Java J2EE Tech Lead (Property & Casualty (P&C) Insurance)
Bala Cynwyd, Pennsylvania, United States
HybridFull Time
8+ YOE8+ years with Java 8, Camel, Spring Boot, Spring Framework, microservices, and REST APIs; requires P&C insurance knowledge, enterprise application support, technical leadership, and Agile delivery experience.
Java, Java 8, Camel, Spring Boot, Spring Framework, Microservices, REST API
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
1w
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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
3w
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Knowledge Engineer Manager - Back-end Engineer
Seattle or Milwaukee or Dallas or Columbus or Kirkland or Cincinnati or New York City 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 Houston or Arlington or Atlanta or Redmond or Bentonville or Beaverton or Nashville or Detroit or San Diego
$80k-$294k/yr HybridFull Time
5+ YOEMinimum 5 years in knowledge graph hydration, ontology mapping, graph and relational databases, vector databases, Python or Java, and REST API development; bachelor's degree or equivalent experience required.
RDF, OWL, SKOS, RDFS, SPARQL, R2RML, CSVW, SHACL, GraphDB, Stardog, Neo4j, Amazon Neptune, PostgreSQL, MySQL, SQL Server, Pinecone, Weaviate, Milvus, Qdrant, Elasticsearch, OpenSearch, Python, Java, SQL, JSON, XML, CSV, REST APIs, Apache NiFi, Airflow, Docker, Kubernetes, Helm, AWS Neptune, Azure Cosmos DB, GCP, Kafka, RabbitMQ, Git, GraphQL APIs, D3.js, Cytoscape.js, Terraform
2mo
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Technology Consultant 2
Fort Lauderdale or Philadelphia or Florida or Pennsylvania or United States
OnsiteFull Time
Experience with Java and Spring Boot, microservices and REST/GraphQL APIs, web application development, GitHub, Jenkins, Kubernetes, Kafka; Postman and monitoring tools; Bachelor's degree or equivalent experience; US work authorization required.
Java, Spring Boot, GraphQL, RESTful API, Postman, GitHub, Jenkins, Kubernetes, Kafka, Python, Dynatrace, Splunk, Hazelcast, TIBCO, Vitria, webMethods, IBM WBI, SAP NetWeaver
2w
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Full-Stack Software Developer
Egg Harbor Township, New Jersey, United States
$85k-$118k/yr OnsiteFull Time
3+ YOEBachelor's degree in computer science or related IT field; 3 or 6 years of experience required. Requires full-stack Java and Angular development, APIs, Linux, unit testing, and technical communication.
JavaScript, Angular, Java, UNIX, Linux, RHEL, JMS, RabbitMQ, ActiveMQ, Maven, Kubernetes, Docker, OpenShift, GitLab, DevSecOps, Jasmine, Spring Boot
2d
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Software Engineer Stf - E4
Manassas or Washington or Sunnyvale or Palo Alto or New York City or Newark or Denver or Chester County or Stratford or Moorestown or Dallas or Fort Worth or Orlando or Grand Prairie or Marietta or Camden or Lexington or Ocala or Lufkin
$109k-$202k/yr OnsiteFull Time
Bachelor’s degree and software development experience with C++, Java, JavaScript, TypeScript, .NET, ABAP, databases, APIs, Docker, Git, CI/CD, Windows, Linux, and technical leadership; U.S. citizenship required.
C++, Java, JavaScript, TypeScript, .NET, ABAP, HTML5, CSS, SQL Server, MySQL, PostgreSQL, MongoDB, Docker, Git, GitLab, GitHub, Continuous Integration (CI), Continuous Deployment (CD), Windows, Linux, Manufacturing Execution Systems (MES), Enterprise Resource Planning (ERP), Product Life Cycle Management (PLM)
3mo
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Delivery Excellence - Tech Enablement - Senior Developer - Manager
New York or Tampa or Atlanta or Chicago or Washington or Dallas or Los Angeles or Miami or Boston or San Diego or San Francisco or Silicon Valley or Philadelphia or Seattle
$99k-$232k/yr OnsiteFull Time
4+ YOE2+ MgmtBachelor's degree; 4+ years in software engineering; strong Java, Python, C++, and JavaScript; experience leading teams; API management; CI/CD; ATDD a plus.
Java, Python, C++, JavaScript, APIs, CI/CD, Application frameworks, Software testing
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Associate Database Platform Developer
Wilmington, Delaware, United States
HybridFull Time
Programming experience in Python, Perl, Java, or similar; relational database and SQL knowledge; software development fundamentals, version control, code reviews, testing, problem-solving, and teamwork.
Python, Perl, Java, SQL, SQL Server, Snowflake, APIs, CI/CD
1mo
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Mid-Level Full Stack Developer
Egg Harbor Township, New Jersey, United States
$90k-$100k/yr HybridFull Time
5+ YOE5+ years professional software development experience; bachelor's degree in a technical field; strong Java and Spring Boot, REST API, Angular, CI/CD, containerization, and Agile experience; ability to obtain Public Trust.
Java, Spring Boot, RESTful APIs, Angular, GitLab CI, Jenkins, Docker, Kubernetes, OpenShift, Spring Cloud, Spring Security, RabbitMQ, Elasticsearch, PostgreSQL, Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Microsoft Outlook
2d
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Software Engineer II (US)
Mount Laurel, New Jersey, United States
$79k-$128k/yr OnsiteFull Time
3+ YOEUndergraduate, postgraduate, or technical certificate with a strong academic background. Requires 3–5 years relevant experience; preferred experience includes Java/J2EE, Unix scripting, batch processing, API integration, and software development tools.
Java, J2EE, Unix, Angular, Spring Boot, Azure, Azure DB, IntelliJ, Visual Studio, Maven, Jenkins, Gradle, GitHub, CI/CD Pipelines, Camunda, Fluxnova, SSO, MFA, PingFed, OIDC, OAuth, SQL, Event Streaming, AI, Cloud Computing, Machine Learning
1w
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Staff Software Engineer, Fullstack-MarTech
New York City or San Francisco or United States or Los Angeles or Seattle or Austin or Washington, D.C. or Philadelphia or San Diego or Chicago or Atlanta or Salt Lake City or Australia or Canada or South America
$170k-$250k/yr HybridFull Time
8+ YOERequires 8+ years software development, 6+ years Java, 3+ years TypeScript and React, plus AWS, scalable APIs, event-driven systems, web performance, and cross-functional communication experience.
Java, Spring Boot, TypeScript, React, AWS, Spring, Gradle, JUnit, JVM, EKS, Aurora RDS, ElastiCache, DynamoDB, REST APIs, Braze, Singular, AppsFlyer, Branch, Google Tag Manager, Amplitude, LaunchDarkly, Meta, Google, TikTok, Apple, Snowflake, GitHub Actions, git, DataDog, CDK, Terraform, React Native
2w
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Knowledge Engineer Manager - Back-end Engineer
United States or Albany or Arlington or Atlanta or Austin or Beaverton or Bentonville or Boston or Carmel or Charlotte or Chicago or Cincinnati or Cleveland or Columbus or Culver City or Denver or Des Moines or Detroit or Hartford or Houston or Irving or Kirkland or Miami or Milwaukee or Minneapolis or Morristown or Mountain View or Nashville or New York City or Oklahoma City or Overland Park or Philadelphia or Pittsburgh or Raleigh or Redmond or Sacramento or San Diego or San Francisco or Scottsdale or Seattle or St. Louis or St. Petersburg or Walnut Creek
$80k-$294k/yr HybridFull Time
5+ YOERequires 5+ years in knowledge graphs, ontology mapping, R2RML, graph and relational databases, vector databases, Python or Java, REST APIs, and a bachelor's degree or equivalent.
RDF, OWL, SKOS, RDFS, SPARQL, R2RML, CSVW, SHACL, GraphDB, Stardog, Neo4j, Amazon Neptune, PostgreSQL, MySQL, SQL Server, Pinecone, Weaviate, Milvus, Qdrant, Elasticsearch, OpenSearch, Python, Java, SQL, JSON, XML, CSV, REST APIs, Apache NiFi, Airflow, Docker, Kubernetes, Helm, AWS Neptune, Azure Cosmos DB, GCP, Kafka, RabbitMQ, Git, GraphQL, D3.js, Cytoscape.js, Terraform