.As you contemplate your future, you might be asking yourself, what's the next step? Start your journey with us!We're seeking an experienced JavaScript Software Engineer to join our Travel Things Team in Barcelona or Madrid (Hybrid) to create a one-stop-shop for our customers, where they can find the best travel options for their needs and experience amazing post-booking service in our best-rated mobile app. In the Travel Things area, our teams are working on our future ancillaries retail platform that will take the customer experience to the next level across new and innovative touchpoints. If you're ready to soar, we're ready to take you there.What you will do:- Work with a top-notch tech stack such as ES6 code, Javascript libraries like ReactJS and Lodash, Graphql, Testing frameworks and libraries like Mocha, Chai, sinon.Js and Jest, React Testing library (Selenium + Cucumber + nodejs), Style Sheet preprocessors like SASS, CSS-in-JS and styled-components, Packages and task runners like webpack, babel, grunt, npm.- Work with a distributed, scalable micro-services environment, where software gets deployed daily, with high quality, clean code, SOLID principles and TDD.- Be part of a high performing cross functional team of 7-10 developers, POs, UXers, QAs, data scientists etc, all sharing the same values and focus on the customer.- Develop powerful and advanced algorithms that are at the forefront of innovation in travel tech.- Leverage your technical excellence mindset to code solutions with the highest quality through good design, attention to detail and test quality, as well as challenge decisions to help all teams improve technical excellence.- Actively participate in the product definition and ideation processes.- Work in a fully agile organisation, using Kanban practices to deliver business value continuously.- Continuously learn and participate in workshops, hackathons and other events as we consider key to be active within the IT community.- Own and monitor the performance of product and technical OKRs.What you need to succeed:- Strong mastery of Javascript, ideally more than 5 years experience working with Javascript at scale.- Strong knowledge of engineering fundamentals (data structures, concurrency, design patterns, algorithms).- Great technical mindset to work in an environment where we promote the use of microservices platforms, clean code, SOLID principles and TDD.- Ability to code with the highest quality through good design, attention to detail and test quality.- Knowledge of Cloud and of Continuous Delivery environments to help you deliver value quickly.- Strong data driven capabilities and design pattern skills that will allow you to face our business challenges.- Be part of the product definition, identify improvement options, challenge decisions constructively and provide creative solutions to complex problems, focusing on the outcome and not on the tasks.- Be a team player, with good communication and mentoring skills