J2EE, or Java Enterprise Edition, is an incredibly popular platform used to help create complex web-based applications. It’s a combination of the Java 2 Platform, Enterprise Edition and web servers like Apache Tomcat and Sun Java System. Its scalability makes it especially popular for large applications that need to serve a lot of clients. A J2EE Developer is a programmer who specializes in this specific platform, and can create powerful applications that are tailor-made for a client’s needs.

Here's some projects that our expert J2EE Developers made real:

  • Creating compelling user interfaces with frameworks like Spring Boot and Primefaces
  • Adding microservices to mini projects
  • Expertise in deploying applications on cloud services like IBM Cloud
  • Applying Node.js technologies to existing JAVA projects
  • Developing web applications with Hibernate, JPA and other Java tools

At Freelancer.com our experts have used their combined knowledge of Java Enterprise Edition to help clients create powerful applications that meet their individual requirements. If you're looking for a custom solution for your web application look no further - the skilled J2EE Developers available on our platform can make it happen. Post your own project on Freelancer.com today and hire an expert J2EE Developer to take your application to the next level.

From 39,124 reviews, clients rate our J2EE Developers 4.8 out of 5 stars.
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    13 jobs found, pricing in CAD

    echnologies: - JavaScript, NodeJS/express, Postgres or equivalent DB - Redis (any other equivalent cache) - Docker - Any Cloud (AWS, Azure or Google Cloud Platform) Key Skills: 1. Has worked in any map routing technologies like ESRI Or Graphhopper Or Map-box 2. Has worked on Map Services like ESRI Or Open Street Maps (OSM) or any other closed maps (Google Maps) 3. Has worked on core aspects of calculating ETA (Estimated Time of Arrival), (POI) Point Of Interests Tagging on lat/longs 4. Quick to do PoC & Evaluations, & build Scalable REST APIs 5. Practitioner of CI/CD with containerization (docker) Mandatory- Please fill this matrix tracker sheet for sure and attach along with ONLY VERY TECHNICALLY STRONG PROFILES WITH 10/10 in communication skills good command over English

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    Java Developer Needed 6 days left
    VERIFIED

    I am in need of a skilled Java Developer to assist me with my project. I'm looking for someone who has a solid understanding of Java programming and can work with me on various aspects of my project. It would be beneficial if you have experience with backend development, frontend development, and database management. Ideal Skills and Experience: - We are looking for a Senior Java Full Stack Developer with a minimum of 6-7 years of hands-on experience in developing scalable and efficient web applications using Java and Angular. The ideal candidate should be proficient in Angular (versions 8 and above) and possess a deep understanding of frontend technologies. As a key member of our development team, you will play a crucial role in designing, implementing, testing, and maintaining c...

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    I'm seeking assistance with automating our software delivery through the implementation of a CICD pipeline using Openshift. - A strong grasp of software development principles - Experience in Java programming - Familiarity with version control tools such as Bitbucket - Skill in setting up and managing CICD pipelines, especially regarding Openshift. Your main responsibility lies in developing an effective pipeline that streamlines our software delivery, encompassing build, test, and deployment procedures. As a result, you'll improve our development workflow and productivity whilst ensuring software quality. Adoption of automation techniques would be integral to this. Looking forward to working with developers that have a passion for optimizing development processes and an ey...

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    I'm seeking a developer proficient in integrating Backend Java APIs with AngularJS. Your task would be to ensure smooth data exchange between these two frameworks, focusing primarily on: - Data retrieval and display: The data volume is relatively small, limited to about 100 records maximum. The data format from the Backend Java API is JSON, requiring your expertise to efficiently streamline data transfer and presentation. - Form submission/validation: I also require my HTML form submissions to be validated effectively using AngularJS. Your role would include facilitating this process and ensuring form data correctly interacts with Java API. Ideal candidates should showcase expertise in Java, AngularJS, JSON data handling, and form validation. An understanding of small scale data ma...

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    As an experienced Java back-end developer, I require an expert in Spring Boot to assist me in updating my existing application. The project needs to be completed within a month. Key Requirements: - Expertise in Java backend development - Proficiency in Spring Boot - Previous experience in updating existing applications Your role will primarily involve working on the back-end of the application with the following responsibilities: - Implementing new features and functionalities - Ensuring the application's security and performance - Bug fixing and addressing any technical debt A strong understanding of Spring Boot is a must for this role. The ideal candidate will be proactive, detail-oriented, and able to work under tight deadlines.

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    I need an experienced freelancer to help me with a complex project that involves a variety of tasks. The primary focus will be on Core Java development, Design pattern implementation, and API testing. Additionally, you will be required to perform Splunk search and error analysis, and check the Dev code for the latest changes that might be causing issues. Key Responsibilities: - Core Java development and design pattern implementation - Testing the API functionality - Analyzing Splunk logs for errors - Identifying the root cause of issues in the Dev code - Facilitating communication and follow-ups through Slack - Re-running tests and updating them as required The ideal candidate for this project should have a strong background in Core Java, Design patterns, and API testing. Additionally, ...

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    As we undertake an ambitious project, I am in dire need of a proficient Java developer specializing in developing small modules or features. I am foregoing other project details for now because I want to focus on getting this particular area of our project perfected. Ideal Skills: • Expertise in Java • Background in developing modules or small features • Self-motivated & detail-oriented To give more insight, the goal of our project might be undisclosed yet but I assure that your hard-earned skills will be put to great use. Let's get in touch and jumpstart this endeavor together. Your bids are highly appreciated.

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    I'm looking for a skilled Java/ or NodeJS developer to create a seamless payment gateway. The gateway needs to integrate with both direct Bank APIs and third-party payment processors. Key Responsibilities: - Develop a payment gateway utilizing Java/ NodeJS - Incorporate direct Bank APIs and third-party payment processors - Build backend for merchants onboard , risk checking and labeling, and transaction dashboard Ideal Skills: - Proficient in Java/ NodeJS - Experienced with bank API integrations - Familiar with third-party payment processors - Prior experience in e-commerce or mobile app payment gateways would be beneficial Your work will be instrumental in facilitating secure and efficient transactions on various platforms. Please reach out if you have the necessary skills...

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    I am looking for a seasoned Java Developer primarily to develop new software functionalities for an entertainment-themed web application. Tasks involved are: - Developing new, innovative, and user-friendly functionalities for the web application Ideal experience and skills include: - Profound knowledge and experience in Java - Experience in developing entertainment-themed web applications - Ability to ensure optimized performance of the application - Proven track record in debugging and fixing issues Description Excellent in Java 8 programming and Object oriented concepts. Experience with JAVA Spring , Spring boot based Microservices development. Experience using swagger for API development. Azure based Development experience is a must. Good understanding of modern Web protocols (R...

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    I need a skilled professional to deploy a Java microservice on Kubernetes (EKS) which will be provisioned on AWS. Critical aspects of this project include: - Setting up the EKS infrastructure on AWS. - Implementing Continuous Integration / Continuous Deployment pipelines. - Automating code testing. Key AWS services that'll be used in this deployment, aside from EKS, are RDS for relational database services and S3 for efficient storage solutions. Ideal applicants should have significant experience in implementation of CICD pipelines, Java Microservices, EKS, AWS RDS and AWS S3. Proficiency in automated code testing is required. Deep understanding of AWS service integration will also be invaluable in this project.

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    I am looking to set up a custom Single Sign-On (SSO) server in Apache Superset, using OAuth 2.0 for authentication. The ideal candidate for this project would have experience with: - Apache Superset: You should be familiar with Apache Superset and its architecture. - SSO: Extensive experience in setting up single sign-on solutions is required, ideally with specific knowledge of OAuth 2.0. - Java: Proficiency in Java programming as it will be the language used for this integration. Your responsibilities will include: - Setting up an SSO server for Apache Superset. - Developing a custom SSO solution using OAuth 2.0. - Integrating this solution seamlessly with Apache Superset. Please share your relevant experiences and how you plan to approach this project.

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    I'm in need of an experienced developer who's well-versed in UML class diagram editing and has a strong background in Java and Hibernate development. Key requirements and tasks include: - UML Class Diagram: - Adding and removing classes from the existing diagram. - Modifying the relationships between classes as per the new project requirements. - Updating the attributes and methods of existing classes, ensuring they align with the project's functionality. - Java/Hibernate Project: - Addressing and fixing existing bugs and errors within the Java/Hibernate project. - Conducting code optimization to improve the project's performance. The project itself is of medium size, currently consisting of 10-20 classes. A solid understanding of Java and Hibernate is cru...

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    I need a highly-skilled Java Spring Boot developer to handle critical aspects of my project, which involves creating a RESTful API. The key components that will require your expertise include: - User Authentication: You will need to implement a secure and efficient user authentication method. - Database Integration: Your task would involve integrating this API with an already existing database. Previous experience and proficiency in this area would be very beneficial. - REST API Development: Ultimately, you'll be creating the RESTful API. You should be comfortable with designing and developing robust APIs that ensure data security and efficient data exchange. I am ideally looking for someone with an advanced understanding and extensive experience with Java Spring Boot. Proven experi...

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