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Angular / Ionic Developer in Madrid


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Job Description

The welever movement

Join a movement of people and organizations aimed to change the world through social innovation thanks to the power of technology. aligned with un’s sdgs

What is Welever?

We foster a Global Community, a Movement that shares the common goal of making our world a more sustainable, generous and fair place. We empower individuals and organizations with the technology to change the world, aligned with United Nation’s

Sustainable Development Goals.

SAAS for Your Social Responsibility management platform

The perfect solution to create, manage and analyze your social action plan, aligned with SDGs


We are looking for an Angular / IONIC Senior Developer responsible for the client side of our service. 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 quality and 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 with the back-end developer, 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 application

  • Ensuring high performance on mobile and desktop

  • Writing tested, idiomatic, and documented 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


  • Proficiency with JavaScript, TypeScript, CSS and HTML5

  • 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

  • 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

  • Creating custom, general use modules and components which extend the elements and modules of core Angular

  • 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


  • We are a very friendly group of people from different countries (France,Sweden,Portugal,Brazil,Mexico, Spain….)

  • We will empower you to change the world through social innovation

  • Some remote work available

  • Workplace in Madrid center town. Collaborative innovation workspace with gardens.

  • Transport very well connected both Metro and Train


About welever

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