• Java Developer at Norrenberger

    work Norrenberger
    Date Posted: 2020-06-23

    Norrenberger, an Integrated Financial Services Group, is recruiting to fill the position of a Java Developer in Abuja.

    Job Description

    • We are looking for a Java and Angular Developer with 4 years’ experience.
    • Your primary focus will be to implement a complete user interface in the form of a mobile and desktop web app, with a focus on performance.
    • Your main duties will include creating modules and components and coupling them together into a functional app.
    • The artistic design will be delivered to you, together with a few HTML templates, but we will ask for your help in regard to animations, CSS, and final HTML output.
    • You will work in a team, and communicate with the API using standard methods.
    • A thorough understanding of all of the components of our platform and infrastructure is required.


    • Delivering a complete front-end and back-end application
    • Ensuring high performance on mobile and desktop
    • Writing tested, idiomatic, and documented java, JavaScript, HTML and CSS
    • Coordinating the workflow between the graphic designer, the HTML coder, and yourself
    • Cooperating with the back-end developer in the process of building the RESTful API
    • Communicating with external web services

    Skills and Qualifications

    • JavaServer pages (JSP) and servlets
    • Web frameworks (e.g., Struts and Spring)
    • Service-oriented architecture/web services (SOAP/REST)
    • Web technologies like HTML, CSS, JavaScript, and JQuery
    • Markup languages like XML and JSON
    • Object-oriented programming (OOP) concepts and patterns
    • Abstract classes and interfaces
    • Collections: lists, maps, sets
    • Exceptions (checked and unchecked)
    • Java keywords: static, final, volatile, synchronized, transient, this super, etc.
    • Java virtual machine (JVM) and memory management
    • Multithreading and synchronization
    • Dependency injection
    • Professional, precise communication skills
    • Deep knowledge of Angular practices and commonly used modules based on extensive work experience
    • Creating self-contained, reusable, and testable modules and components
    • Ensuring a clear dependency chain, in regard to the app logic as well as the file system
    • Ability to provide SEO solutions for single page apps
    • Extensive knowledge of CSS, JS methods and typescript for providing performant visual effects and keeping the framerate above 30fps at all times
    • Thorough understanding of the responsibilities of the platform, database, API, caching layer, proxies, and other web services used in the system
    • Validating user actions on the client side and providing responsive feedback
    • Writing non-blocking code, and resorting to advanced techniques such as multi-threading, when needed
    • Working with SQL database to create and integrate restful services.
    • Creating custom, general use modules and components which extend the elements and modules of core AngularJS
    • Experience with all levels of operation available to the front-end, such as from creating XHRs in vanilla JS to using a custom wrapper around $resource
    • Experience with building the infrastructure for serving the front-end app and assets
    • Architecting and automating the build process for production, using task runners or scripts
    • Documenting the code inline using JSDoc or other conventions
    • Writing extensive unit tests using automated TDD tasks
    • Creating e2e test suites for all components, and running them with Protractor (or a well-reasoned alternative)
    • Creating configuration, build, and test scripts for Continuous Integration environments
    • Perform other task assigned to you by the HOD

    How to Apply
    Interested and qualified candidates should send their CV on or before 31st July, 2020, using the "Job Title" as the subject of the email.

    work Norrenberger

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