Proven commercial experience with React and Node Experienced in JavaScript, including concepts like asynchronous programming, closures and ES6 Experience with GraphQL Experience in distributed version control systems (e.g. Git) Experience in databases (both relational and schema-less) Strong focus on continuous integration and delivery Strong focus in TDD Building high-performance and scalable applications Good understanding of the design and implementation of RESTful web services Familiarity with performance monitoring tools Ability to keep a cool head when debugging production issues Self-motivated, proactive and always looking for ways to improve and develop yourself A good communicator, both in writing and verbally Detail-oriented Possess strong problem-solving skills Used to working in a team-oriented, collaborative environment Analytical and problem-solving-oriented