.Nationale Nederlanden Oxygen is a subsidiary company of Nationale Nederlanden Group located in Madrid, Spain. We deliver IT services and solutions for the different international Business Units from Nationale Nederlanden GroupWhat is the purpose/mission of the position?As a Node.Js Backend Engineer, you will have plenty of opportunities to help us take the needed steps to modernise our backend applications, automate and improve on processes. You will work with cutting-edge technologies at one of the largest financial institutions in the Netherlands. Here, you will be uniquely positioned to lead important changes at NN, which aims to become a leading digital retail bank.What you are going to doAs our Node.Js Backend Engineer, you'll be evaluating our technological landscape, designing and implementing automation of our processes where possible, investigating, analysing and fixing bugs, integrating systems, running them and others already deployed. And you will also help us create a more tech-driven culture at NN by being an ambassador and helping our teams embrace our new way of working, which marries client centricity with state-of-the-art software.Your main responsibilities include:Defining and evolving the architecture of our solutionsDeveloping and maintaining unified solutions incorporating coding standardsProactively contributing to Savings, Investments and Bank Assurance's strategic approach to ensure we are future-proofUsing software to create best-in-class automation and integrationsClosely collaborating and aligning with the Engineering Guild and facilitating community contributionsTaking responsibility as editor-in-chief through code reviews and final decision-makingCoaching and mentoring other engineers from our and other DomainsWho you areExperienced in building high-quality software, you can work well with business colleagues and engineers. You are not afraid to speak your mind and you have lots of ideas on how to build a tech-led culture. When it comes to GIT, pipelines, package management and unit/integration testing, you speak the same language as our engineers, but you may also be able to teach them a thing or two. Furthermore, you have:8+ years of experience in software development as a Node.Js backend engineerExcellent knowledge of Java Script/Type ScriptExcellent knowledge of integration patterns using REST and Graph QL APIsGood understanding of CI/CD concepts and a Dev Ops mindset ("you build it, you own it")Some knowledge of React is a plusWho you will work withYou will be working in a small cross-functional Agile scrum team, side by side with engineers and skilled functional maintainers. You will be continually engaging in technical discussions to refine user stories so our customers can enjoy a smoother experience across our channels. Known for its informal culture, this small team is fun and friendly